Chemtrol CH250 ORP/pH Digital Controller (200-995mV, 4.0 ~ 10.0pH)

ORP Control: 200-995mV Adjustable

pH Control: 4.0 to 10.0 Adjustable

ORP Sensor: 10ft (3m) cable Platinum electrode

pH Sensor: 10ft (3m) cable Glass electrode

Readouts: ORP (3 digits) and pH (2 digits) LEDs

Feed Modes: Manual, automatic, proportional 

Adjustments: Setpoint, calibration, limits, feed rate

Indicators: Feed mode, feed status, alarms LEDs

Safety: Audio, visual and remote alarms Out of range limits and overfeed safety timers

Cabinet: 9 x 7 x 4 in (22 x 18 x 10 cm) Polystyrene

Electrical: 110 VAC, 230 VAC or 24 VAC (specify)

Plumbing: 1/2”, 1-1/2” or 2” line