ORP Sensor (DORP1-S)

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The ORP Sensor (DORP1-S) is a replacement combined oxidation-reduction potential electrode specifically designed for DLAB ORP Sensor (DORP1-S) pen-type ORP meter and DORP1+ Bluetooth pen meter, enabling continued use of the instrument when the original probe becomes worn or damaged . Featuring platinum sensing elements for accurate ORP measurement across the range of -1000.0 to +1000.0 millivolts with accuracy of ±0.1 percent of full scale ±1 digit, this replaceable sensor supports temperature measurement from 0 to 60 degrees Celsius with ±0.2 degrees Celsius accuracy when used with compatible meters .
The DORP1-S is pre-installed in new DORP1 and DORP1+ meter kits and is available as a replacement part to extend instrument service life—electrode replacement rather than complete meter replacement . The sensor requires storage in 3 mol potassium chloride ORP electrode soaking solution to prevent the sensing element from drying out, and is compatible with CH, USA, and NIST standard buffer solutions for flexible calibration options . The combined probe design is user-replaceable, and the sensor shares the meter’s IP67 dustproof and waterproof rating for reliable operation in harsh field environments .
For the clinical laboratory scientist, dialysis technician, and water quality specialist, the ORP Sensor (DORP1-S) ensures continued, accurate ORP monitoring of purified water systems, dialysis fluids, and pharmaceutical process water—critical parameters for ensuring patient safety during renal replacement therapy and drug manufacturing. The sensor’s platinum technology provides stable, reproducible readings, and replacement is straightforward for trained laboratory personnel.
For the patient, reliable replacement parts ensure continuous water quality monitoring in dialysis and pharmaceutical applications, preventing gaps in quality surveillance that could compromise patient safety.
Description

ORP Sensor (DORP1-S)

PRIMARY CLINICAL & DIAGNOSTIC USES

1. Replacement ORP Sensing Element for Water Quality Monitoring
  • Primary Use: Provides a replacement combined oxidation-reduction potential (ORP) electrode specifically designed for the DORP1 and DORP1+ pen meters, featuring platinum sensing elements for measuring the oxidizing or reducing capacity of aqueous solutions .
  • How it helps: For the clinical laboratory scientist and water quality specialist, the DORP1-S allows continued use of the DORP1/DORP1+ pen meter by replacing only the sensing electrode rather than the entire instrument—reducing equipment costs and minimizing downtime for critical water quality monitoring. For the patient, reliable replacement parts ensure continuous monitoring of dialysis water and purified water systems, preventing gaps in water quality surveillance that could compromise patient safety.
2. Disinfection Efficacy Verification in Dialysis Water Systems
  • Primary Use: Measures oxidation-reduction potential in purified water loops, dialysis water systems, and hospital plumbing to confirm that disinfection processes are actively combating microbial growth .
  • How it helps: For infection control officers and dialysis technicians, the DORP1-S sensor enables rapid, on-site verification of ORP levels when used with the compatible pen meter—directly confirming that oxidizing agents such as chlorine are present at effective concentrations. For the patient, accurate ORP monitoring ensures that water used in renal replacement therapy meets critical safety standards for dialysis treatment.
3. Platinum Sensing Technology for Stable Readings
  • Primary Use: Features platinum sensing elements that provide stable, reproducible ORP measurements across the range of -1000.0 to +1000.0 millivolts with accuracy of ±0.1 percent of full scale ±1 digit .
  • How it helps: For the water quality specialist, the platinum sensing technology ensures minimal drift and stable readings even in challenging water matrices. The replaceable combined probe design allows electrode replacement when performance degrades, extending the service life of the instrument . For the patient, stable, accurate readings ensure that water quality monitoring reliably detects any deviations from quality standards that could affect patient treatment outcomes.
4. Compatibility with DORP1 and DORP1+ Meter Systems
  • Primary Use: Designed as the dedicated replacement electrode for DLAB DORP1 pen-type ORP meter and DORP1+ Bluetooth pen meter, ensuring proper fit and electrical compatibility .
  • How it helps: For the laboratory manager and equipment coordinator, using the manufacturer-specified replacement probe ensures optimal instrument performance, calibration accuracy, and measurement reliability. The sensor comes pre-installed in new meter kits and is available separately for replacement needs . For the patient, properly compatible replacement parts ensure that water quality monitoring equipment continues to function within manufacturer specifications, maintaining the integrity of quality assurance programs.

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: Enables field measurement of ORP in natural water bodies, drinking water, and surface water to assess ecosystem health and pollution levels.
5. Pharmaceutical Process Water Testing: 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.
7. Chlorine and Oxidizer Concentration Verification: Provides rapid assessment of oxidizing agent effectiveness in disinfection systems by measuring ORP as a surrogate for available chlorine.
8. Electrode Replacement for Extended Instrument Life: Serves as the replacement component to extend the service life of DORP1/DORP1+ meters when the original probe reaches end of life .
9. Multi-Sample Type Compatibility: Suitable for use with various aqueous samples in clinical, pharmaceutical, environmental, and research applications.
10. Low Maintenance Design: Features sealed, maintenance-free construction requiring no electrolyte refilling; simple cleaning and storage procedures.
11. Moist Storage Requirement: Requires storage in 3 mol potassium chloride ORP electrode soaking solution to prevent the sensing element from drying out .
12. IP67-Compatible Sensor: The sensor shares the meter’s IP67 dustproof and waterproof rating when properly installed, suitable for use in harsh field environments.
KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

  • Device Type: A replacement combined ORP (oxidation-reduction potential) electrode for DORP1 and DORP1+ pen meters, featuring platinum sensing elements for measuring the oxidizing or reducing capacity of aqueous solutions .
  • Designation: DORP1-S ORP Sensor, DORP1-S Replacement Electrode, ORP Pen Meter Probe, DLAB ORP Sensor.
  • Key Components:
    • Sensing Element: Platinum electrodes for ORP measurement .
    • Probe Body: Sealed, combined probe design.
    • Connection: Compatible with DORP1 and DORP1+ meter housing .
    • Materials: Platinum sensing elements with durable plastic housing.
    • Storage Requirement: Requires 3 mol potassium chloride electrode soaking solution to maintain hydration .

2. TECHNICAL & PERFORMANCE PROPERTIES

  • Compatible Meters: DORP1 Pen-Type ORP Meter, DORP1+ Bluetooth Pen Meter .
  • ORP Measurement Range (with compatible meter): -1000.0 to +1000.0 millivolts .
  • ORP Resolution (with compatible meter): 0.1 or 1 (selectable) .
  • ORP Accuracy (with compatible meter): ±0.1 percent of full scale ±1 digit .
  • Temperature Range (with compatible meter): 0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit) .
  • Temperature Accuracy (with compatible meter): ±0.2 degrees Celsius .
  • Probe Type: Combined electrode design; replaceable .
  • Sensing Material: Platinum.
  • Protection Class (with meter): IP67 (dustproof and waterproof) .
  • Calibration Compatibility: Supports CH, USA, and NIST standard buffer solutions .
  • Storage Solution: 3 mol potassium chloride ORP electrode soaking solution .
  • Replacement Purpose: Extends instrument service life by allowing electrode replacement rather than complete meter replacement .

3. PHYSICAL & OPERATIONAL PROPERTIES

  • Construction: Pen-style combined probe designed to fit DORP1 and DORP1+ meter housing; sealed, maintenance-free design .
  • Sensing Technology: Platinum electrodes for stable, reproducible readings.
  • Installation: User-replaceable; installs directly into DORP1 and DORP1+ meter body.
  • Compatibility: Specifically designed for DLAB DORP1 and DORP1+ pen meters; not compatible with other meters .
  • Maintenance: Requires no electrolyte refilling; clean with distilled water after each use.
  • Storage: Store electrode with protective cap in place; keep electrode moist using 3 mol potassium chloride storage solution to prevent drying; never store dry .
  • Hydration: If electrode has dried out, soak in 3 mol potassium chloride storage solution for 24 to 48 hours before use; recalibrate before use.
  • Visual Confirmation: Transparent housing allows visible confirmation of solution level and detection of air bubbles.
  • Durability: Designed for harsh field environments with IP67 rating when installed on meter .
  • Calibration: Performed through the DORP1 and DORP1+ meter using standard solutions; sensor does not require separate calibration.

4. SAFETY & COMPLIANCE ATTRIBUTES

  • Regulatory Status: Accessory and replacement part for in vitro diagnostic preparatory equipment (DORP1 and DORP1+ meters).
  • Safety Certifications: Manufactured under ISO 9001:2015 quality management system; CE compliant.
  • Protection Class (with meter): IP67 (dustproof and waterproof against temporary immersion up to 1 meter for 30 minutes) .
  • Material Safety: Platinum sensing elements (biocompatible, corrosion-resistant); durable plastic housing; RoHS compliant materials.
  • Electrical Safety: Low-voltage passive component; safe for use with DORP1 and DORP1+ meters (four AAA batteries, 1.5 volts each).
  • Platinum Sensor: Resists corrosion and provides stable readings in various sample matrices.
  • Replacement Indicator: Replace sensor when readings become unstable, calibration fails repeatedly, or physical damage is visible.

5. STORAGE & HANDLING ATTRIBUTES

  • Storage: Store sensor with protective cap in place; keep electrode moist using 3 mol potassium chloride ORP electrode soaking solution; never store dry; avoid extreme temperatures and direct sunlight .
  • Cleaning: Rinse with distilled water after each use; for stubborn residues, use mild detergent and soft brush, taking care not to damage platinum sensing elements; do not scrub platinum surfaces with abrasive materials.
  • Inspection: Inspect platinum sensing elements for damage or contamination before each use; check for any visible damage to the probe body; verify that the transparent housing is free of bubbles or residue.
  • Installation: Insert sensor into DORP1 or DORP1+ meter body securely; ensure proper electrical contact; follow meter instructions for sensor replacement.
  • Calibration: After sensor replacement, calibrate the DORP1 or DORP1+ meter using appropriate ORP calibration standard solution (222 millivolts) before use .
  • Hydration: If sensor has dried out, soak in 3 mol potassium chloride storage solution for 24 to 48 hours before use; recalibrate before use.
  • Handling: Avoid touching platinum sensing elements with fingers; handle with care to prevent physical damage; do not bend or apply excessive force to the sensor.
  • Bubble Detection: Use transparent housing to verify no air bubbles are trapped on sensing elements during measurement, as bubbles will cause unstable or inaccurate readings.
  • Replacement Frequency: Replace sensor when meter readings become unstable, calibration fails repeatedly, or physical damage is evident; no fixed replacement interval—depends on usage and sample types.
  • Disposal: Dispose of used sensor according to local electronic waste regulations; the sensor contains platinum (precious metal) and plastic components.

6. LABORATORY & CLINICAL APPLICATIONS

  • Primary Application: Replacement ORP sensing electrode for DORP1 and DORP1+ pen meters, used for measuring oxidation-reduction potential in purified water, dialysis fluids, pharmaceutical process water, and environmental samples in clinical diagnostic, pharmaceutical, and research settings.
  • Clinical Role: Essential replacement component for water quality testing instruments used in dialysis units, hospital engineering departments, pharmaceutical quality control laboratories, and environmental monitoring programs requiring portable ORP measurement.
SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

  • Handling: Handle sensor with care to avoid damage to platinum sensing elements; do not touch sensing elements with fingers, as oils can affect measurement accuracy.
  • Cleaning: Do not use abrasive materials or harsh chemicals on platinum sensing elements; rinse thoroughly after cleaning to remove all residue.
  • Storage: Always store sensor with protective cap in place; keep electrode moist using 3 mol potassium chloride storage solution to prevent drying; never store dry .
  • Hydration: If sensor has dried out, soak in 3 mol potassium chloride storage solution for 24 to 48 hours before use; recalibrate before use.
  • Compatibility: Use only with DLAB DORP1 or DORP1+ meters; using with incompatible meters may damage the sensor or produce inaccurate readings .
  • Bubble Prevention: Ensure no air bubbles are trapped on sensing elements during measurement; bubbles cause unstable or inaccurate readings.
  • Calibration Requirement: Always recalibrate the meter after installing a new DORP1-S sensor to ensure measurement accuracy .
  • Avoid Freezing: Do not allow the sensor to freeze; freezing temperatures may damage the sensing elements.
  • Training: Only trained laboratory personnel should replace and handle the DORP1-S ORP sensor for water quality testing applications.

2. FIRST AID MEASURES

  • Sensor Breakage: If the sensor breaks, carefully collect any broken fragments; dispose in sharps container; inspect sample for contamination; avoid skin contact with broken plastic edges.
  • Sample Splash: If sample splashes into eyes, flush with water for 15 minutes, seek medical attention; if on skin, wash with soap and water.
  • Storage Solution Exposure: If electrode storage solution (3 mol potassium chloride) 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 with installed sensor shows signs of electrical malfunction, remove batteries immediately; do not attempt to operate; contact service personnel.

3. FIRE FIGHTING MEASURES

  • Flammability: The plastic housing is 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 from heat source if safe to do so; do not use water on electrical fire.