Hanna Instruments HI 9914 - Manual (Page 5)

9 8
Bottom view
1. DIN connector for EC probe
2. BNC connector for pH electrode
3. Wiring access ports
SPECIFICATIONS
Conductivity
Range 0.00 to 10.00 mS/cm
Resolution 0.01 mS/cm
Accuracy (@20ºC/68ºF) ±5% Full Scale
Typical EMC Deviation ±2% Full Scale
Setpoint Adjustable, from 0.50 to 10.00 mS/cm
Temp.Compensation Automatic from 0 to 50°C
Calibration Manual, 1 point with slope trimmer
(80 to 120%) on the front panel
Analog output 0-5V ±5% (0.5V / mS)
Controller output 2A, 220V relay
pH
Range 0.00 to 14.00 pH
Resolution 0.01 pH
Accuracy (@20ºC/68ºF) ±0.02 pH
Typical EMC deviation ±0.1 pH
Setpoint Adjustable, from 0.5 to 14.0 pH
Calibration Manual, 2 point, with offset (±2 pH)
and slope (80 to 120%) trimmers
Analog output 0-7V ±5% (0.5V / pH)
Controller Output 2A, 220V relay
Other Features
Timer Adjustable, from 1 to 10 minutes
within a 15-minutes-time frame
Feed OK output 12V, 15 mA current source
Humidity sensor Activated if resistivity is below 220 K
Ω
Water nozzle output 2A, 220V relay
Circulation pump output 2A, 220V relay
Feeding pump output 2A, 220V relay
Alarm output 2A, 220V relay
Water level inputs Contact type water level sensors
User input Contact type switch
External FILL button Contact type push-button
Power supply 220/240V or 110/115V; 50/60Hz
Environment -10 to 50°C (14 to 122°F);
RH max 95% non-condensing
Dimensions 221 x 181 x 90 mm (8.7 x 7.1 x 3.5”)
Weight 1.75 kg (3.9 lb.)