Bluetooth Pen Meter (DORP1+)

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The Bluetooth Pen Meter (DORP1+) is a pocket-sized, single-parameter pen tester measuring Oxidation-Reduction Potential (ORP) from -1000.0 to +1000.0 millivolts with accuracy of ±0.1 percent of full scale ±1 digit and resolution of 0.1 or 1 millivolts, featuring replaceable combined electrode design (DORP1-S), multi-color backlit LCD display with reading stability indicator and automatic data lock, IP67 dustproof and waterproof rating, 0 to 60 degrees Celsius temperature measurement with ±0.2 degrees Celsius accuracy, 1-point automatic calibration with 222 millivolt ORP standard, support for CH, USA, and NIST standard buffer solutions, low battery indicator, user-configurable automatic shut-off and backlight duration, power-on self-diagnosis, and Bluetooth connectivity to a mobile application for two-way control, unlimited data storage, graphical display modes (chart, curve, dial, and normal), graphic navigation operation guides, calibration reminders, measurement object identification management, timed storage, and high and low value warning settings—ideal for water quality testing in clinical, pharmaceutical, and environmental applications .

For the dialysis technician, infection control officer, and water quality specialist, the Bluetooth Pen Meter (DORP1+) enables rapid, on-site ORP measurement to verify disinfection efficacy in purified water systems, dialysis fluids, and pharmaceutical process water—critical parameters for ensuring patient safety during renal replacement therapy and drug manufacturing. The replaceable electrode design extends instrument service life, while the IP67 rating ensures reliable operation in harsh field environments.

Key features include multi-color backlit display with reading stability indicator and automatic data lock when stable (smiley icon), power-on self-diagnosis function, low battery indicator, user-configurable automatic shut-off time and backlight duration, and compatibility with CH, USA, and NIST calibration standards. The Bluetooth connectivity allows wireless connection to a mobile application with two-way control, unlimited data storage, graphical display modes (chart, curve, dial, and normal), graphic navigation operation guides, calibration reminders, measurement object identification management, timed storage, and high and low value warning settings.

For the patient, accurate ORP monitoring of water used in dialysis and pharmaceutical manufacturing ensures that critical treatment fluids meet stringent safety and quality standards—preventing potential harm from improperly treated water and supporting the production of safe, effective medications.

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Categories: LABORATORY EQUIPMENT AND SUPPLIES, Analyzers Tags: Bluetooth Pen Meter (DORP1+), Bluetooth Water Quality Meter, Dialysis Water Testing, DLAB Bluetooth Pen Meter (DORP1+), IP67 ORP Tester, ORP Pen Meter, Oxidation Reduction Potential Tester, Pen-Type ORP Analyzer, Pocket ORP Tester, Portable ORP Meter, Water Quality Monitoring

Description

Bluetooth Pen Meter (DORP1+)

PRIMARY CLINICAL & DIAGNOSTIC USES

Disinfection Efficacy Monitoring in Dialysis Water Systems

Primary Use: Provides a pocket-sized, Bluetooth-enabled pen meter that measures Oxidation-Reduction Potential (ORP) from -1000.0 mV to +1000.0 mV with accuracy of ±0.1 percent of full scale ±1 digit, specifically designed for assessing the oxidizing power of disinfection processes in water treatment systems .
How it helps: For infection control officers and dialysis technicians, the Bluetooth Pen Meter (DORP1+) enables rapid, on-site verification of ORP levels in purified water loops, dialysis water systems, and hospital plumbing—directly confirming that disinfection processes are actively combating microbial growth. The multi-color backlit display ensures easy reading in various lighting conditions, while the IP67 dustproof and waterproof rating allows for use in demanding utility environments . The replaceable electrode design (DORP1-S) extends instrument service life . For the patient, accurate ORP monitoring ensures that water used in renal replacement therapy is free from harmful microorganisms, meeting critical safety standards for dialysis treatment.

Smart Mobile Application Integration for Data Management

Primary Use: Supports Bluetooth connection to a dedicated mobile application for two-way control, unlimited data storage, graphical data display (chart, curve, dial, and normal modes), calibration reminders, measurement object identification management, timed storage, and graphic navigation operation guides .
How it helps: For the laboratory manager and quality assurance officer, the mobile application eliminates manual data entry errors by automatically transferring measurements to a mobile device. The application features include calibration reminders to ensure instrument accuracy is maintained, measurement object identification management for traceability to specific sampling points, and timed storage for scheduled data logging . The four display modes—graph, curve, dial, and normal—allow users to visualize measurement data in the format most appropriate for their application . For the patient, enhanced data integrity ensures that water quality records for pharmaceutical manufacturing and dialysis water systems are complete, auditable, and compliant with regulatory standards.

Water Quality Verification for Pharmaceutical Manufacturing

Primary Use: Used to measure ORP levels in pharmaceutical process water, purified water systems, and water-for-injection loops to verify oxidation-reduction status and ensure water quality compliance .
How it helps: For the pharmaceutical quality control chemist and water quality specialist, the Bluetooth Pen Meter (DORP1+) provides portable ORP measurement with 0.1/1 millivolt resolution and temperature measurement across 0-60 degrees Celsius range with ±0.2 degrees Celsius accuracy. The reading stability indicator and automatic data lock ensure accurate, reproducible measurements . The Bluetooth connectivity allows wireless data transfer to a mobile application with unlimited data storage, calibration reminders, and sample identification management . For the patient, rigorous ORP monitoring of pharmaceutical water systems helps ensure that medications and intravenous solutions meet stringent purity standards, supporting product safety.

Field and Utility Water Testing

Primary Use: Pocket-sized pen design with IP67 dustproof and waterproof rating supports on-site ORP measurement in diverse locations including cooling towers, boiler feed water, wastewater discharge points, and environmental monitoring sites .
How it helps: For hospital facility engineers and environmental safety officers, the Bluetooth Pen Meter (DORP1+),s portable, battery-operated design (four AAA batteries) allows for convenient spot-checking of water quality at various points in hospital water distribution systems. The bundled hard carrying case (28.0 by 23.0 by 8.2 centimeters), ORP standard solution (222 millivolts, 30 milliliters), 3 mol potassium chloride electrode storage solution (10 milliliters), and sample vial provide complete field-ready capability . High and low value warning settings are available through the application for critical parameter monitoring . For the patient and community, consistent monitoring of hospital water systems helps prevent healthcare-associated infections and ensures environmental compliance.

SECONDARY & SUPPORTIVE USES

1. Disinfection Control in Hydrotherapy and Spa Pools: Monitors ORP levels in hospital hydrotherapy pools, aquatic therapy centers, and spas to ensure chlorine or other oxidizers remain at effective concentrations for microbial control .

2. Cooling Tower and Boiler Water Testing: Measures ORP in cooling towers, boiler feed water, and steam generation systems to assess corrosion potential and treatment efficacy .

3. Wastewater Treatment Monitoring: Assesses ORP levels in hospital wastewater treatment systems to evaluate aeration efficiency and treatment process performance .

4. Environmental and Surface Water Monitoring: Portable pen format is ideal for field studies measuring ORP in natural water bodies, drinking water, and surface water to assess ecosystem health and pollution levels .

5. Pharmaceutical Process Validation: Supports ORP measurement for validation and routine monitoring of pharmaceutical water systems and cleaning validation protocols .

6. Antioxidant and Redox Status Assessment: Measures the oxidation-reduction potential of aqueous solutions, providing information about the total oxidizing or reducing capacity of water samples in healthcare and research applications .

7. Research and Academic Laboratories: Serves as a portable ORP testing tool for research applications in redox chemistry, environmental science, and water quality studies .

8. Food and Beverage Quality Control: Verifies ORP levels in process water, cleaning solutions, and non-viscous beverage products in hospital nutrition services and food safety testing .

9. Aquaculture and Zebrafish Facility Management: Monitors ORP in aquatic animal housing facilities within research institutions to ensure optimal environmental conditions .

10. Chlorine and Oxidizer Concentration Verification: Provides rapid assessment of oxidizing agent effectiveness in disinfection systems by measuring ORP as a surrogate for available chlorine .

11. Electrode Replacement Compatibility: Uses replaceable DORP1-S electrode design, extending instrument service life and allowing continued use when the original probe reaches end of life .

12. Self-Diagnosis Function: Equipped with power-on self-diagnosis to verify system integrity before each use .

KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

Device Type: A pocket-sized, single-parameter Bluetooth pen meter measuring Oxidation-Reduction Potential (ORP) and temperature, with replaceable combined electrode design, multi-color backlit LCD display, IP67 dustproof and waterproof rating, and mobile application connectivity for wireless data management .
Designation: Bluetooth Pen Meter (DORP1+), Bluetooth Pen Meter (DORP1+) Pen Tester, Pocket ORP Meter, DLAB ORP Pen Meter with Bluetooth .
Key Components:
- Instrument Meter: Pocket-sized pen housing with multi-color backlit LCD display, IP67 dustproof and waterproof rating, low battery indicator, and power-on self-diagnosis function .
- ORP Electrode: Replaceable combined probe (DORP1-S, pre-installed) with platinum sensing elements .
- ORP Standard Solution: 222 millivolt ORP calibration standard, 30 milliliters .
- Electrode Storage Solution: 3 mol potassium chloride ORP electrode soaking solution, 10 milliliters .
- Sample Vial: 30 milliliter sample vial for convenient sample collection and testing .
- Power Supply: Four 1.5 volt AAA alkaline batteries (pre-installed) .
- Accessories: Hard carrying case (28.0 by 23.0 by 8.2 centimeters), lanyard, instruction manual .
- Bluetooth Features: Wireless connectivity to mobile application for two-way control, unlimited data storage, graphical display modes, graphic navigation operation guides, calibration reminders, measurement object identification management, timed storage, and high and low value warning settings .

2. TECHNICAL & PERFORMANCE PROPERTIES

Measurement Parameters: ORP (millivolts) and Temperature (degrees Celsius or degrees Fahrenheit) .
ORP Measurement Range: Negative 1000.0 to positive 1000.0 millivolts .
ORP Resolution: 0.1 or 1 (selectable) .
ORP Accuracy: ±0.1 percent of full scale ±1 digit .
Temperature Measurement Range: 0.0 to 60.0 degrees Celsius (32.0 to 140.0 degrees Fahrenheit) .
Temperature Accuracy: ±0.2 degrees Celsius .
Display: Multi-color backlit LCD display; display mode changes color based on measurement status; reading stability indicator; automatic data lock when stable .
Calibration: Supports 1-point ORP calibration; compatible with CH, USA, and NIST standard buffer solutions .
User Settings: Customizable automatic shut-off time; adjustable backlight display duration; low voltage indicator; power-on self-diagnosis function .
Protection Class: IP67 (dustproof and waterproof against temporary immersion) .
Operating Conditions: 0 to 60 degrees Celsius; suitable for field and laboratory use .
Power: Four AAA alkaline batteries (pre-installed); user replaceable; low battery indicator .
Dimensions (Carrying Case): 28.0 by 23.0 by 8.2 centimeters .
Electrode Compatibility: Replaceable combined probe (DORP1-S) .
Bluetooth Features: Two-way control, unlimited data storage, graphical display modes (chart, curve, dial, normal), graphic navigation operation guides, calibration reminders, measurement object identification management, timed storage, high and low value warning settings .

3. PHYSICAL & OPERATIONAL PROPERTIES

Construction: Pocket-sized, ergonomic pen-style handheld design with replaceable combined probe; IP67 dustproof and waterproof rating for field use .
Display: Multi-color backlit LCD display; screen color changes based on measurement status and data stability; power-on self-diagnosis function .
User Interface: Simple operation; short press to power on; long press to enter calibration; reading stability indicator (smiley icon) confirms stable measurement; automatic data lock automatically locks readings when stable .
Calibration: Supports 1-point automatic ORP calibration; rinse electrode in pure water, submerge in calibration solution (222 millivolt ORP standard), wait for stability indicator, confirm calibration .
Measurement Mode: Single parameter ORP measurement; displays ORP in millivolts and temperature in degrees Celsius or degrees Fahrenheit simultaneously .
Data Locking: Auto-hold function automatically locks readings when stability indicator confirms stable measurement; short press to release auto-hold .
Replaceable Electrode: Combined probe design allows electrode replacement (DORP1-S) to extend instrument service life .
Bluetooth Operation: Supports wireless connection to mobile application for two-way control, data transfer, and advanced data management; application provides graphic navigation operation guides for user training .
Application Display Modes: Provides four display modes—graph mode, table mode, dial mode, and general mode—for different data visualization preferences .
Application Features: Includes calibration reminders, measurement object identification management, timed storage, and high and low value warning settings .
Portability: Compact pocket-sized design with hard carrying case for safe transport and storage; lanyard included for convenient carrying .
Power Management: Low voltage indicator alerts when batteries need replacement; user-configurable automatic shut-off and backlight duration to conserve battery life .
Self-Diagnosis: Power-on self-diagnosis function verifies system integrity before each use .

4. SAFETY & COMPLIANCE ATTRIBUTES

Regulatory Status: In Vitro Diagnostic preparatory equipment; laboratory water quality testing instrument .
Safety Certifications: Manufactured under ISO 9001:2015 quality management system; CE compliant .
Protection Class: IP67 (dustproof and waterproof against temporary immersion up to 1 meter for 30 minutes), suitable for harsh field environments .
Electrical Safety: Low-voltage operation with four AAA batteries (1.5 volts each); safe for use in laboratory and field environments .
Material Safety: Plastic housing with replaceable combined probe; platinum sensing elements for ORP measurement; RoHS compliant materials .
Calibration Compliance: Supports CH, USA, and NIST standard buffer solutions for region-specific calibration requirements .
GLP Compliance: Mobile application supports calibration reminders, measurement object identification management, timed storage, and unlimited data storage for quality documentation .
Bluetooth Security: Bluetooth connection requires pairing; secure data transfer; application supports user authentication .

5. STORAGE & HANDLING ATTRIBUTES

Storage: Store the meter in its hard carrying case in a clean, dry environment; protect from extreme temperatures and direct sunlight; remove batteries for long-term storage .
Cleaning: Rinse the ORP electrode with distilled water after each use; wipe the meter body with a soft, damp cloth using a mild detergent; do not submerge the meter body beyond the IP67 rating limits; for the platinum sensing element, avoid touching or scrubbing with abrasive materials .
Inspection: Inspect the electrode for damage or contamination before each use; check the platinum sensing element for integrity; verify calibration before critical measurements; power-on self-diagnosis function verifies system integrity .
Operation: Remove the protective cap; power on by short pressing the power button; rinse electrode with distilled water; immerse electrode in sample, stir gently; wait for stability indicator (smiley icon); read stabilized value; automatic data lock will lock readings when stable .
Calibration: Calibrate before first use or when measurement errors are suspected; rinse electrode in pure water, submerge in ORP calibration standard (222 millivolts), shake gently, let stand; wait for stability indicator, then confirm calibration .
Electrode Storage: Store electrode with protective cap in place; keep electrode moist using 3 mol potassium chloride ORP electrode soaking solution to prevent drying; never store dry .
Electrode Hydration: If electrode has dried out, soak in 3 mol potassium chloride storage solution for 24 to 48 hours before use; recalibrate before use .
Battery Replacement: Replace batteries when low voltage indicator appears; use four AAA alkaline batteries (1.5 volts each); ensure correct polarity when installing new batteries .
Mobile Application Setup: Download the DLAB mobile application, follow the graphic navigation operation guides to connect via Bluetooth, configure measurement parameters, enable data storage functions, and set up high and low value warnings .
Data Management: Use mobile application to export data, generate reports, manage calibration reminders, set measurement object identifications, and configure timed storage for quality records .
High and Low Value Warning: Configure high and low value warning thresholds through the mobile application for critical parameter monitoring .
Spill Management: If liquid spills onto the meter, wipe immediately with a soft, dry cloth; despite IP67 rating, avoid prolonged immersion .

6. LABORATORY & CLINICAL APPLICATIONS

Primary Application: Portable, Bluetooth-enabled ORP measurement for disinfection efficacy monitoring in dialysis water systems, pharmaceutical water quality verification, cooling tower and boiler water testing, wastewater treatment monitoring, drinking water analysis, aquarium water testing, and environmental water quality assessment .
Clinical Role: Essential water quality testing instrument for dialysis units, hospital engineering departments, infection control, pharmaceutical quality control laboratories, and environmental monitoring programs requiring rapid on-site ORP assessment with wireless data logging for regulatory compliance .

SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

Electrical Safety: Do not immerse the meter beyond the IP67 rating limits; avoid immersion in liquids other than water samples; ensure battery compartment is properly sealed before use .
Electrode Handling: The platinum sensing element is delicate; do not touch or scrub with abrasive materials; inspect the sensing element before each use for damage .
Electrode Storage: Always store electrode with protective cap in place; keep electrode moist using 3 mol potassium chloride storage solution; never store dry; dried electrodes require rehydration before use .
Calibration Verification: Calibrate daily or before critical use using fresh ORP calibration standard (222 millivolts); mobile application provides calibration reminders to ensure timely calibration .
Sample Compatibility: Rinse electrode thoroughly with distilled water between different samples to prevent cross-contamination; ensure there are no air bubbles trapped on the electrode surface during measurement .
Battery Safety: Use only AAA alkaline batteries; do not mix old and new batteries; remove batteries for long-term storage to prevent leakage; dispose of used batteries properly .
Environmental Protection: Dispose of calibration standards, sample vials, and other consumables according to local environmental regulations; ORP standard solution (222 millivolts) contains salts and may be disposed of via standard laboratory waste streams .
Bluetooth Security: Ensure Bluetooth connection is secure; use application password protection if available; do not leave application open on shared devices without logging out .
Data Backup: Regularly export data from the mobile application to secure storage to prevent data loss in case of mobile device failure .
Self-Diagnosis: Run power-on self-diagnosis function before each use to verify system integrity .
Training: Only trained laboratory personnel should operate the Bluetooth Pen Meter (DORP1+) for water quality testing applications .

2. FIRST AID MEASURES

Calibration Standard Exposure: If ORP calibration standard (222 millivolt solution) splashes into eyes, flush with water for 15 minutes, seek medical attention; if on skin, wash with soap and water .
Sample Splash: If biological or chemical sample splashes into eyes, flush with water for 15 minutes, seek medical attention; if on skin, wash with soap and water .
Electrical Malfunction: If the meter shows signs of electrical malfunction (erratic readings, display issues, battery leakage), remove batteries immediately; do not attempt to operate; contact service personnel .
Electrode Damage: If the platinum sensing element is damaged, discontinue use; replace the electrode with a new DORP1-S probe .
Battery Leakage: If battery leakage occurs, remove batteries immediately, clean the battery compartment with a dry cloth, dispose of batteries properly; avoid skin contact with leaked electrolyte .

3. FIRE FIGHTING MEASURES

Flammability: The plastic housing, cable, and carrying case are combustible; may melt or burn if exposed to flame or high heat .
Extinguishing Media: Use carbon dioxide or dry chemical extinguisher for fires involving plastic components .
Fire Response: Remove batteries if safe to do so; do not use water on electrical fire; evacuate area if fire cannot be quickly contained .

Bluetooth Pen Meter (DORP1+)

Bluetooth Pen Meter (DORP1+)

PRIMARY CLINICAL & DIAGNOSTIC USES

Disinfection Efficacy Monitoring in Dialysis Water Systems

Smart Mobile Application Integration for Data Management

Water Quality Verification for Pharmaceutical Manufacturing

Primary Use: Used to measure ORP levels in pharmaceutical process water, purified water systems, and water-for-injection loops to verify oxidation-reduction status and ensure water quality compliance .

Field and Utility Water Testing

Primary Use: Pocket-sized pen design with IP67 dustproof and waterproof rating supports on-site ORP measurement in diverse locations including cooling towers, boiler feed water, wastewater discharge points, and environmental monitoring sites .

SECONDARY & SUPPORTIVE USES

1. Disinfection Control in Hydrotherapy and Spa Pools: Monitors ORP levels in hospital hydrotherapy pools, aquatic therapy centers, and spas to ensure chlorine or other oxidizers remain at effective concentrations for microbial control .

2. Cooling Tower and Boiler Water Testing: Measures ORP in cooling towers, boiler feed water, and steam generation systems to assess corrosion potential and treatment efficacy .

3. Wastewater Treatment Monitoring: Assesses ORP levels in hospital wastewater treatment systems to evaluate aeration efficiency and treatment process performance .

4. Environmental and Surface Water Monitoring: Portable pen format is ideal for field studies measuring ORP in natural water bodies, drinking water, and surface water to assess ecosystem health and pollution levels .

5. Pharmaceutical Process Validation: Supports ORP measurement for validation and routine monitoring of pharmaceutical water systems and cleaning validation protocols .

6. Antioxidant and Redox Status Assessment: Measures the oxidation-reduction potential of aqueous solutions, providing information about the total oxidizing or reducing capacity of water samples in healthcare and research applications .

7. Research and Academic Laboratories: Serves as a portable ORP testing tool for research applications in redox chemistry, environmental science, and water quality studies .

8. Food and Beverage Quality Control: Verifies ORP levels in process water, cleaning solutions, and non-viscous beverage products in hospital nutrition services and food safety testing .

9. Aquaculture and Zebrafish Facility Management: Monitors ORP in aquatic animal housing facilities within research institutions to ensure optimal environmental conditions .

10. Chlorine and Oxidizer Concentration Verification: Provides rapid assessment of oxidizing agent effectiveness in disinfection systems by measuring ORP as a surrogate for available chlorine .

11. Electrode Replacement Compatibility: Uses replaceable DORP1-S electrode design, extending instrument service life and allowing continued use when the original probe reaches end of life .

12. Self-Diagnosis Function: Equipped with power-on self-diagnosis to verify system integrity before each use .

1. BASIC IDENTIFICATION ATTRIBUTES

Designation: Bluetooth Pen Meter (DORP1+), Bluetooth Pen Meter (DORP1+) Pen Tester, Pocket ORP Meter, DLAB ORP Pen Meter with Bluetooth .

Key Components:

Instrument Meter: Pocket-sized pen housing with multi-color backlit LCD display, IP67 dustproof and waterproof rating, low battery indicator, and power-on self-diagnosis function .

ORP Electrode: Replaceable combined probe (DORP1-S, pre-installed) with platinum sensing elements .

ORP Standard Solution: 222 millivolt ORP calibration standard, 30 milliliters .

Electrode Storage Solution: 3 mol potassium chloride ORP electrode soaking solution, 10 milliliters .

Sample Vial: 30 milliliter sample vial for convenient sample collection and testing .

Power Supply: Four 1.5 volt AAA alkaline batteries (pre-installed) .

Accessories: Hard carrying case (28.0 by 23.0 by 8.2 centimeters), lanyard, instruction manual .

Bluetooth Features: Wireless connectivity to mobile application for two-way control, unlimited data storage, graphical display modes, graphic navigation operation guides, calibration reminders, measurement object identification management, timed storage, and high and low value warning settings .

2. TECHNICAL & PERFORMANCE PROPERTIES

Measurement Parameters: ORP (millivolts) and Temperature (degrees Celsius or degrees Fahrenheit) .

ORP Measurement Range: Negative 1000.0 to positive 1000.0 millivolts .

ORP Resolution: 0.1 or 1 (selectable) .

ORP Accuracy: ±0.1 percent of full scale ±1 digit .

Temperature Measurement Range: 0.0 to 60.0 degrees Celsius (32.0 to 140.0 degrees Fahrenheit) .

Temperature Accuracy: ±0.2 degrees Celsius .

Display: Multi-color backlit LCD display; display mode changes color based on measurement status; reading stability indicator; automatic data lock when stable .

Calibration: Supports 1-point ORP calibration; compatible with CH, USA, and NIST standard buffer solutions .

User Settings: Customizable automatic shut-off time; adjustable backlight display duration; low voltage indicator; power-on self-diagnosis function .

Protection Class: IP67 (dustproof and waterproof against temporary immersion) .

Operating Conditions: 0 to 60 degrees Celsius; suitable for field and laboratory use .

Power: Four AAA alkaline batteries (pre-installed); user replaceable; low battery indicator .

Dimensions (Carrying Case): 28.0 by 23.0 by 8.2 centimeters .

Electrode Compatibility: Replaceable combined probe (DORP1-S) .

Bluetooth Features: Two-way control, unlimited data storage, graphical display modes (chart, curve, dial, normal), graphic navigation operation guides, calibration reminders, measurement object identification management, timed storage, high and low value warning settings .

3. PHYSICAL & OPERATIONAL PROPERTIES

Construction: Pocket-sized, ergonomic pen-style handheld design with replaceable combined probe; IP67 dustproof and waterproof rating for field use .

Display: Multi-color backlit LCD display; screen color changes based on measurement status and data stability; power-on self-diagnosis function .

User Interface: Simple operation; short press to power on; long press to enter calibration; reading stability indicator (smiley icon) confirms stable measurement; automatic data lock automatically locks readings when stable .

Calibration: Supports 1-point automatic ORP calibration; rinse electrode in pure water, submerge in calibration solution (222 millivolt ORP standard), wait for stability indicator, confirm calibration .

Measurement Mode: Single parameter ORP measurement; displays ORP in millivolts and temperature in degrees Celsius or degrees Fahrenheit simultaneously .

Data Locking: Auto-hold function automatically locks readings when stability indicator confirms stable measurement; short press to release auto-hold .

Replaceable Electrode: Combined probe design allows electrode replacement (DORP1-S) to extend instrument service life .

Bluetooth Operation: Supports wireless connection to mobile application for two-way control, data transfer, and advanced data management; application provides graphic navigation operation guides for user training .

Application Display Modes: Provides four display modes—graph mode, table mode, dial mode, and general mode—for different data visualization preferences .

Application Features: Includes calibration reminders, measurement object identification management, timed storage, and high and low value warning settings .

Portability: Compact pocket-sized design with hard carrying case for safe transport and storage; lanyard included for convenient carrying .

Power Management: Low voltage indicator alerts when batteries need replacement; user-configurable automatic shut-off and backlight duration to conserve battery life .

Self-Diagnosis: Power-on self-diagnosis function verifies system integrity before each use .

4. SAFETY & COMPLIANCE ATTRIBUTES

Regulatory Status: In Vitro Diagnostic preparatory equipment; laboratory water quality testing instrument .

Safety Certifications: Manufactured under ISO 9001:2015 quality management system; CE compliant .

Protection Class: IP67 (dustproof and waterproof against temporary immersion up to 1 meter for 30 minutes), suitable for harsh field environments .

Electrical Safety: Low-voltage operation with four AAA batteries (1.5 volts each); safe for use in laboratory and field environments .

Material Safety: Plastic housing with replaceable combined probe; platinum sensing elements for ORP measurement; RoHS compliant materials .

Calibration Compliance: Supports CH, USA, and NIST standard buffer solutions for region-specific calibration requirements .

GLP Compliance: Mobile application supports calibration reminders, measurement object identification management, timed storage, and unlimited data storage for quality documentation .

Bluetooth Security: Bluetooth connection requires pairing; secure data transfer; application supports user authentication .

5. STORAGE & HANDLING ATTRIBUTES

Storage: Store the meter in its hard carrying case in a clean, dry environment; protect from extreme temperatures and direct sunlight; remove batteries for long-term storage .

Cleaning: Rinse the ORP electrode with distilled water after each use; wipe the meter body with a soft, damp cloth using a mild detergent; do not submerge the meter body beyond the IP67 rating limits; for the platinum sensing element, avoid touching or scrubbing with abrasive materials .

Inspection: Inspect the electrode for damage or contamination before each use; check the platinum sensing element for integrity; verify calibration before critical measurements; power-on self-diagnosis function verifies system integrity .

Operation: Remove the protective cap; power on by short pressing the power button; rinse electrode with distilled water; immerse electrode in sample, stir gently; wait for stability indicator (smiley icon); read stabilized value; automatic data lock will lock readings when stable .

Calibration: Calibrate before first use or when measurement errors are suspected; rinse electrode in pure water, submerge in ORP calibration standard (222 millivolts), shake gently, let stand; wait for stability indicator, then confirm calibration .

Electrode Storage: Store electrode with protective cap in place; keep electrode moist using 3 mol potassium chloride ORP electrode soaking solution to prevent drying; never store dry .

Electrode Hydration: If electrode has dried out, soak in 3 mol potassium chloride storage solution for 24 to 48 hours before use; recalibrate before use .