Function

Model

PH/ORP-6850 – Single channel PH/ORP Controller

Range

PH: 0.00～14.00 pH , 

ORP: -1200～＋1200 mV

Accuracy

pH: ±0.1 pH,ORP: ±2mV

Temp. Comp.

0–100 ℃, manual / automatic

 ( PT1000, PT100, NTC 10k, RTD )

Operation Temp.

0～60℃ (Match Normal temp sensor)

 0～100℃(Match high temp sensor)

Sensor

Two/ Three Composite PH sensor, ORP sensor

Calibration

4.00; 6.86;9.18 Three Point Calibration

Display

128 * 64 dot matrix LCD

Current output signal

Isolation, Reversible Transferable 4-20mA signal output,

max circle resistance 750Ω

Control output signal

High and low limit alarm contact each group（3A/250 V AC）

normal open contact relay 

Communication signal

Modbus RS485, baud rate: 2400, 4800, 9600

Power supply

AC220V±10%, 50/60Hz (standard), AC110V, DC24V, 12VDC (optional)

Protection Grade

IP65

Working environment

Ambient Temp. 0～70℃; Relative Humidity ≤95%

Overall dimensions

96×96×130mm (H X W X D)

Hole dimensions

92×92mm (H X W)