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IC 7685
Ion Concentration controller
· Applications:
- with ISE electrodes
- water softeners
- drinking water
- electroplating industry
- Aluminum surface coating
- CO2 in biotechnology
· Input from any ISE and CO2 electrodes
· Input from PT100 3 wires
· Measuring unit: PPM - mg/l - gr/l - mbar - mmHg
· Measuring range from 0.01 to 1000
· Autoranging
· Up to 5 points calibration
· Temperature readout
· Calibration parameters display
· Dual set-point and alarm conditions display
· Automatic or manual temperature compensation
· Dual filter software
· Isolated output:
- 0/20 mA or 4/20 mA selectable
- programmable input on the span
- dual output as option
· Automatic or manual operation
· Dual set-point with hysteresis, delay, and min/max programmable functions
· Alarm:
- continuous/flashing
- min/max and delay programmable
- on set-points timing
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Specifications
Operating mode
Automatic/manual
ISE input
* Ion type: X-, X--, X+, X++
Measuring scales: 5 decades from 0.01 to 1000
* Scales
10.00 - 100.0 - 1000 autoranging
Software filter 90% RT: 0.4/20.00 s for small/large variations
Calibration
Up to 5 points over the entire measuring range
Zero adjustment: +/- 100.0 mV
Range: +/- 1100 mV
Temperature
Input: RTD Pt100 3 wires
Measuring range: -10.0/110.0 °C
Resolution: +/- 0.1 °C
Zero: +/- 2 °C
Manual Temperature: -10/110 °C
Temperature compensation
Selectable: able/disable
Compensation range: -10/110 °C
Reference Temperature: 20 °C
Option 091.4143
9/36 VDC power supply
* The technical specifications may be changed without notice.
· EEPROM parameters storage
· Automatic overload protection and reset
· Extractable terminal blocks
· 96X96 (1/4" DIN) housing
Accessories:
This controller may be used with all ISE sensors for continuous operation.
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