pH transmitter works with any standard pH probe. Generates analog output signal 4-20 mA or 0-10V DC (option) for range 0-14pH
Local display reads out pH. Temperature compensation achieved either manually by dialing in the temperature or automatically by attaching a Pt1000 resistance thermometer
Model | GPUH | ||
Measuring Range | 0.00 ... 14 pH | ||
Accuracy | 0.02 pH ±1 digit (at nominal temperature = 25 °C) | ||
Output Signal | 4 ... 20 mA (2-wire), standard; 0 ... 10 V (3-wire) option. | ||
Electrical Isolation | input electrically isolated | ||
Power supply | 12 ... 30 V DC (for option 0 ... 10 V: 18 ... 30 V DC) | ||
Impedance (at 4 ... 20 mA) | : RA [Ω] ≤ (Uv [V] - 12 V) / 0.02 A | ||
Load at 0-10V | RL >3000 Ω | ||
Output Signal | 4 ... 20 mA (2-wire - standard), 0 ... 10 V (3-wire - option) | ||
Power Supply required | 12-30V DC (not included) | ||
Electrode | any standard pH electrode (sold separately) | ||
Electrode connector | BNC | ||
Temperture compensation | -30 ... +150 °C, manually via 3 keys or automatically via external Pt1000 sensor, banana plug |
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Calibration | 2 point using display and keypad | ||
Temperature Sensor | Pt 1000 via banana 4mm sockets (sensor sold separately_ | ||
Display | 10 mm high, 4-digit LCD-display | ||
Working temperature | 0 ... +50 °C | ||
Storage temperature | -20 ... +70 °C | ||
Electrical Connection | Elbow type plug IP65 rated | ||
Housing | ABS (IP65), with the exception of electrode and temperature connection sockets. |
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Dimensions | 82 x 80 x 55 mm (H x W x D) | ||
Mounting | with fixing holes for wall mounting (accessible after removal of cover), Mounting distance: 70 x 50 mm (W x H), Fixing screws: max. shaft-Ø 4 mm |
OGPHU pH Transmitter | $477.00 | ![]() |