Redox measuring amplifier |
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| Measuring range: | -1500 mV to +1500 mV |
| Resolution: | 1 mV |
| Ambient temperature influence: | 50 ppm/K (12 mV) |
| Reference temperature: | 23° C |
| Input resistance: | > 1012 ohm |
| Redox measurement: | via combination electrode without reference system |
| Calibration: | not required |
pH measuring amplifier |
|
| Measuring range: | -1500 mV to +1500 mV |
| Resolution: | 0.01 pH or 1 mV |
| Ambient temperature influence: | 50 ppm/K (12 mV) |
| Reference temperature: | 23° C |
| Input resistance: | 1012 ohm |
| Calibration pH: | optional single-point or two-point calibration |
| Electrode check: | automatically after calibration |
| Temperature compensation of pH value: | automatic via PT1000 or manually adjustable |
Temperature |
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| Temperature input for measuring sensor: | PT1000 |
| Measuring range: | -30°C to +140°C (+/-1%) |
Inputs/outputs, control response |
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| Type of control: | P, PI, or PID control optionally |
| Control: | optionally 1-position |
| Binary outputs: | 2 potential-free output relays for disinfection, pH reduce/pH raise (pulse length, pulse frequency, On/Off), alarm |
| Maximum contact load (230V/AC): | 370 W (inductive), 500 W (Ohm resistive load) |
| Max. switching current: | 30V/10A, 115V/0,3A, 230V/0,12A |
| Digital inputs: | Empty signal chlorine, pH reduce, dosing stop |
Environmental conditions |
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| Working temperature: | 5 to +50 C° |
| Storage temperature: | 20 to 65 C° |
| Rel. humidity: | max. 90 % at 40 °C (non-condensing) |
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