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| Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | CS1788 |
| pH Range | 0–14 |
| Temperature Range | 0–90 °C |
| Pressure Rating | 0–20 bar (@50 °C) |
| Reference System | SNEX Ag/AgCl/KCl |
| Liquid Junction | SNEX solid-state membrane with dual ceramic pores |
| Sensing Bulb | W02 low-ionic-strength optimized glass |
| Body Material | PPS (polyphenylsulfone) |
| Thread | NPT 3/4" |
| Cable | 5 m coaxial, BNC connector |
| Temperature Sensor Options | Pt1000 / Pt100 / NTC10K |
| Output | 4–20 mA (pH/ORP & temperature, 2-wire, passive) |
| Accuracy | ±0.01 pH / ±1 mV / ±0.3 °C |
| Input Impedance | ≥10¹² Ω |
| Protection Rating | IP65 |
| Mounting | Panel-mount with dual clamp fixation |
| [Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | DH200 |
| Measurement Range (H₂) | 0.000–2.000 ppm (0–2000 ppb) |
| Resolution | 0.001 ppm |
| Accuracy | ±0.002 ppm |
| ORP Range | −2000 to +2000 mV |
| Power | 2 × AAA batteries |
| Operating Temp | −5 °C to 60 °C |
| Dimensions | 94 × 190 × 35 mm (W×L×H) |
| Weight | 250 g] |
| Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | CS1728D |
| pH Range | 0–12 |
| Zero Point | 7.00 ± 0.25 |
| Resolution | 0.01 pH |
| Temperature Range | 0–80 °C |
| Max Pressure | 10 bar |
| Body Material | PPS/PP |
| Sensing Membrane | W28 hemispherical glass |
| Membrane Resistance | < 500 MΩ |
| Reference System | SNEX Ag/AgCl/KCl solid-state double-junction |
| Liquid Junction | SNEX dual-salt bridge |
| Threaded Connection | NPT 3/4" |
| Cable Length | 5 m |
| Output Interface | RS-485 Modbus RTU |
| Supply Voltage | DC 12 V |
| IP Rating | IP68 |
| Brand | CLEAN |
|---|---|
| Model | CS1778D |
| Output | RS-485 (Modbus RTU) |
| pH Range | 0–14 |
| Temp. Range | 0–90 °C |
| Max. Pressure | 20 bar @ 50 °C |
| Housing | PPS |
| Thread | NPT 3/4″ |
| Liquid Junction | SNEX solid-state electrolyte membrane |
| Reference System | SNEX Ag/AgCl/KCl |
| Sensing Membrane | B11 glass |
| Temperature Sensor | Pt1000 / Pt100 / NTC10K (field-selectable) |
| Cable | 5 m coaxial, BNC termination |
| Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | CS1768-hp |
| Pressure Rating | 0–20 bar (@ 50 °C) |
| pH Range | 0–14 |
| Temperature Range | 0–90 °C |
| Liquid Junction | SNEX Solid-State Ag/AgCl/KCl Reference System |
| Housing Material | PPS (Polyphenylene Sulfide) |
| Thread | NPT 3/4″ (wet end & dry end) |
| Cable | 5 m coaxial with BNC connector |
| Temperature Sensor Options | Pt1000 / Pt100 / NTC10K |
| Output | 4–20 mA (pH/ORP + temperature, two-wire, passive) |
| IP Rating | IP65 |
| Compliance | Designed for continuous industrial process monitoring per IEC 61508 functional safety principles (SIL2-capable when integrated with certified controllers) |
| Brand | CLEAN Instruments |
|---|---|
| Origin | Taiwan |
| Model | CS1753 |
| Construction | Rugged PPS Body with SNEX Solid-State Junction |
| Pressure Rating | Up to 20 bar (CS1768-hp variant) |
| Temperature Compensation | Built-in Pt1000 RTD |
| Electrolyte System | Dual-ceramic porous junction + red SNEX solid-state liquid junction |
| Compatible Media | Wastewater, seawater, brine, caustic solutions (NaOH/KOH), crude oil emulsions, desulfurization slurry, low-conductivity water (<50 µS/cm), HF-containing streams (<1000 ppm), sulfide-rich environments |
| Output Signal | Analog mV (pH/ORP) + PT1000 resistance |
| Electrical Grounding | Integrated shielded grounding terminal |
| Compliance | Designed for continuous operation in ISO/IEC 17025-aligned QC labs and EPA-compliant wastewater treatment plants |
| Certifications | RoHS, CE (EMC Directive 2014/30/EU) |
| Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | CS1768 |
| pH Range | 0–14 |
| Temp. Range | 0–90 °C |
| Max. Pressure | 20 bar (@50 °C) |
| Junction Type | SNEX Solid-State Ag/AgCl/KCl |
| Housing Material | PPS or PA+GF |
| Temperature Sensor | Pt1000 (standard), Pt100 / NTC10K (optional) |
| Thread | NPT 3/4" or PG13.5 |
| Cable | 5 m coaxial with BNC connector |
| Sensitive Bulb Type | B11 |
| Output Compatibility | Designed for CLEAN PH3000 transmitter |
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