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| Product Name | Accuracy | Repeatability | Material | Temperature | Response Time | PRESSURE | Measuring range |
|---|---|---|---|---|---|---|---|
| pH Sensor for Water | SE 515 | - | - | - | 23 to 176 °F (-5 to 80 °C) | - | - | - |
| ISFET Memosens pH Sensor | SE 547 | - | - | - | 5 to 275°F (-15 to 135°C ) | - | -2.9 to 145 psi (212 °F) (-0.2 to 10 bar (100 °C)) | - |
| pH Sensor for Liquids with Suspended Solids | SE 554 | - | - | - | 32 to 266°F (0 to 130°C) | - | - | - |
| All-Purpose pH Sensor | SE 555 | - | - | - | 32 to 284°F (0 to 140°C) | - | - | - |
| Refillable pH Sensor | SE 557 | - | - | - | 32 to 284°F (0 to 140°C) | - | - | - |
| Ultrapure Water pH Sensor | SE 558 | - | - | - | 23 to 212 °F (-5 to +100 °C) | - | - | - |
| Refillable Electrolyte Vessel | SE 560 | - | - | - | -4 to 176 °F (-20 to 80 °C) | - | Unpressurized | - |
| pH Sensor with PTFE Junction | SE 571 | - | - | - | 23 to 266 °F (-5 to 130 °C) | - | 0 to 174 psi (0 to 12 bar) | - |
| pH Sensor for High Alkaline Liquids | PL H-93 | - | - | - | 32 to 275°F (0 to 135°C) | - | 14 to 180 psig (1 to 12 bar) | - |
| pH Sensor for Aggressive Liquids | Type 18 | - | - | - | 32 to 284°F (0 to 140°C) | - | Full vacuum to 215 psig (-1 to 15 bar) | - |
| Conductivity Sensor for High Temperature and Ultrapure Water Applications | SE 600 | - | - | Body: PTFE / stainless steel AISI 316 L (br/)Electrodes: stainless steel AISI 316 L | Max. 410 °F (210 °C) | - | Max. 363 psi (25 bar) | Approx. 0.5 µS/cm … 600 mS/cm |
| Conductivity Sensor for Corrosive Processes | SE 603 | - | - | Body: PTFE Electrodes: Platinum |
Max. 248 °F (120 °C) | - | Max. 174 psi (12 bar) | Approx. 0.5 µS/cm … 600 mS/cm |
| Basic Low-Cost Conductivity Sensor for Water | SE 610 | - | - | Body: PEI (polyetherimide) Electrodes: stainless steel, 1.4571 |
50 to 194 °F (10 to 90 °C) | - | 87 psi (6 bar) (at 77 °F (25 °C)) | 0.1 to 1000 µS/cm |
| Coaxial Conductivity Sensor for Heavily Polluted and Fibrous Media | K25 | - | - | Sensor body: PEEK Wetted materials: Graphite, Stainless Steel, PEEK |
PT 1000 | - | 145 psi (10 bar) | 0 to 1,000 mS/cm |
| Coaxial Conductivity Sensor for Low-Conductivity Water | SE 605 | ± 2% meas. value | 0.2 % meas. value + 3 nS/cm | Cell and electrodes: stainless steel 1.4435, PEEK insulator | Medium: -10°C to 120°C (14°F to 248°F) Environment: -25°C to 80°C (-13°F to 176°F) |
T95 < 3 s | - | 0.04 to 1,000 µS/cm |
| Coaxial Conductivity Sensor for Low-Conductivity Water | SE 625 | 0.05 ± 2% meas. value | 0.2 % meas. value + 3 nS/cm | Sensor Body: 1.4404 (AISI 316L) Electrodes: 3.7035 (Titanium Grade 2) PEEK Insulator |
Medium: -10°C to 120°C (14°F to 248°F) Environment: -25°C to 70°C (-13°F to 158°F) |
- | - | 0 to 1,000 µS/cm |
| Low Cost Water and Wastewater Conductivity Sensor | SE 615 | - | - | - | 23 to 176 °F (-5 to 80 °C) | - | Max. 58 psi (4 bar) | 10 μS/cm to 20 mS/cm |
| Hygienic Conductivity Sensor for Pharmaceutical Applications | SE 620 | - | - | Cell and electrodes: stainless steel 1.4435, electropolished; | 32 to 275 °F (0 to 135 °C) steam-sterilizable | - | 232 psi (16 bar) at 77 °F (25 °C), | 0.05 to 50 µS/cm |
| Corrosion Resistant, Conductivity Sensor | SE 630 | - | - | Body: PES | -4 to +275 °F (-20 to +135 °C) | - | Max. 232 psi (16 bar) 68 °F (20 °C), | 10 µS/cm to 20 mS/cm |
| PEEK Toroidal Conductivity Sensor | SE 655 | ± (5 µS/cm +0.5 % measured value) at -4 to +212 °F (–20 to +100 °C) | - | Cell: PEEK; gasket: Viton | -4 to +257 °F (-20 to +125 °C) | - | 0 to 290 psi (0 to 20 bar) | 0.001 to 2000 mS/cm |
| Memosens PFA Toroidal Conductivity Sensor | SE 656 | - | - | PFA | - | - | - | 0 to 2,000 mS/cm |
| PP Toroidal Conductivity Sensor | SE 670 | ≤ 1 % | - | PP (polypropylene) | 32 … 140 °F (0 … 60 °C) | - | Max. 145 psi (10 bar) at 35.6°F (20 °C), max. 87 psi (6 bar) at 140°F (60 °C) |
0.02 to 2,000 mS/cm |
| Memosens Hygienic Toroidal Conductivity Sensor for Bio Pharma and F&B | SE 680 | - | - | PEEK (FDA-certified) | 14 to 257 °F(–10 to 125 °C) (302 °F (150 °C) < 60 min.) | T90 < 26 s | 145 psi (10 bar) 176 °F (80 °C), 116 psi (8 bar) 257 °F (125 °C) |
Approx. 0.0002 to 2000 mS/cm |
| Hygienic Oxygen Sensor | SE 706 | 1 % + 4 ppb | - | - | - | at 25 °C (air –> N2): 98 % full scale < 90 s | - | - |
| High-Resolution Trace Oxygen Sensor | SE 707 | 1 % + 1 ppb (1 % + 3 ppb in liquids containing CO2) | - | - | - | at 25 °C (air –> N2): 98 % full scale < 90 s | - | - |
| Low-cost Oxygen Sensor for Water and Wastewater | SE 715 | - | - | - | 23 … 113 °F (–5 … 45 °C) |
- | Max. 43.5 psi (3 bar) | - |
| Low Maintenance Optical Oxygen Sensor | SE 740 | - | - | - | - | at 25 °C (air –> N2) : 98 % full scale < 30 s | - | 4 ppb / 0.05 to 300 % saturation |
KAT_EN_SE604.pdf 
