CL 7685.010
Residual Chlorine - D.Ozone controller
for selective membraned sensors
Add the following to the common Features/Specifications of the 7685 Series shown overleaf
• Applications:
- drinking water
- water treatment
- bottling industry
- OEM
• Input from selective membraned sensors:
- Free Chlorine, Chlorine dioxide, Combined Chlorine, D.Ozone
- Total Chlorine gas sensing method
• Input from Pt100 3 wires
• Ranges: 0/2 PPM - 0/20 PPM - 0/200 PPM autoranging
• Dual filter software
• Calibration mode: immediate or postponed
• Calibration parameters display
• Dual set-point and alarm conditions display
• Temperature display
• Automatic or manual temperature compensation
• Isolated output:
- 0/20 mA or 4/20 mA selectable
- PPM or °C programmable input on the span
• Automatic, manual or simulated operation
• Dual Set-point:
- Selectable actions
ON/OFF
PFM pulse frequency modulation
PWM pulse width modulation
- hysteresis, delay, and min/max programmable functions
• EEPROM parameters storage
• Automatic overload protection and reset
• Extractable terminal block
• 96x96 (1/4 DIN) housing
Accessories
CL 7901
Flow cell and sensor for Free Chlorine
OZ 7901
Flow cell and sensor for D. Ozone
Sensors available
For Combined Chlorine, Sulfite.
For Total Chlorine gas sensing method.