HANNA HI9914-2 Wall Mounted Fertigation Controller

pH Range 0.00 to 14.00 pH
pH Resolution 0.01 pH
pH Accuracy ±0.02 pH
pH Calibration Manual, 2 point, with offset (±2 pH) and slope (80 to 120%) trimmers
pH Dosing Set Point Adjustable, from 0.5 to 14.0 pH
EC Range 0.00 to 10.00 mS/cm
EC Resolution 0.01 mS/cm
EC Accuracy ±5% Full Scale
EC Calibration Manual, 1 point with slope trimmer (80 to 120%) on the front panel
EC/TDS Temperature Compensation Automatic from 0 to 50°C
EC/TDS Dosing Set Point Adjustable, from 0.50 to 10.00 mS/cm
General Meter
Analog Output 2A, 220V relay
Process Control Meter
Analog Ouput Signal pH: 0-7V ±5% (0.5V / pH); EC: 0-5V ±5% (0.5V / mS)
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.)
Ordering Information Supplied with instructions. 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 KΩ 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

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