| Mains voltage: | 100 - 240 V +6%/-10%, 50/60 Hz |
| Power consumption: | 10 VA |
| Protection class: | IP 65 |
| Dimensions housing (wxhxd): | approx. 215 x 185 x 100 mm |
| Weight: | approx. 1.8 kg |
| Dimensions wall mounting plate (wxhxd): | 600 x 360 x 8 mm |
| Permissible ambient temperature: | 0 to 50 °C |
| Permissible storage temperature: | -20 °C to + 65 °C |
| Permissible humidity %: | max. 90% at 40°C (non-condensing) |
| Storage temperature pH electrode: | -5 °C to + 40 °C |
| Switch-on delay: | 20 minutes (adjustable: 0 - 30 minutes) |
| Controller: | pulse length proportional (adjustable 10-100%) |
| Operation: | with plastic foil keypad |
| Display: |
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Redox measuring and control part |
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| Rx measurement: |
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| Continuous dosing control: | 60 minutes (adjustable: 0 - 99 minutes) |
| Default set point: | 600 mV |
| P-band: | 100 mV |
| Minimum switch-on pulse: | 1 sec. |
| Pulse interval time: | 10 - 100 sec. (adjustable) |
| Limit value upper: | 900 mV |
| Limit value lower: | 300 mV |
pH measuring and control part |
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| pH measurement: | via combination electrode with KCL filling |
| Measuring range: | 2 - 9.99pH |
| Resolution: | 0.01 pH |
| Default set point: | 7.2 pH |
| P-band: | 0.5 pH |
| Minimum switch-on pulse: | 1 sec. |
| Pulse interval time: | 10 - 100 sec. (adjustable) |
| pH control direction: |
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| Hysteresis pH: | 0 - 1 pH (adjustable in steps of 0.1 pH) |
| Continuous dosing control: | 60 minutes (adjustable 0 - 90 minutes) |
| Slope: | 58 mV/pH |
| Zero point of electrode: | 7.0 pH |
| Compensation temperature: | 28°C |
| Slope monitoring: | >65 mV ---- <50 mV |
| Control range: | 3 - 12 pH |
| Limit value upper: | 8.0 pH |
| Limit value lower: | 6.0 pH |
| Calibration: | manual with calibration solutions pH 7.0 + pH 4.0 |
| Electrode check: | by means of a compensation of slope and zero shift, control of slope and zero point |
| sample water monitoring: | via Reed contact sensor |
Alarm |
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| Alarm activation: | water deficiency and dosing alarm Deactivation of dosing |
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