PC-6850 Online Double Channel PH, ORP, PH/ORP Controller

Character & Application:

Online double channel PH and ORP controller

1. error calibration

2. Programmable manual /Auto temperature compensation,

the adaptation of various types of PH/ORP electrode

3. High/Low limit relay control output signal,

4. Isolation reversible Migration 4-20mA current output signal

5. Modbus RS485 RTU communication output signal(optional）;

6. ABS Enclosure protection grade:NEMA4X/IP65.

7. AC input be fused and self-recovery function

8. Widely used for chemical, pharmaceutical, printing and dyeing, metallurgy, electroplating, environmental protection, water treatment, aquaculture and other process detection and control of PH/ ORP value.

Main Technique Specifications:

Function: PC-6850- double channel PH/ORP Controller

Range: PH：0.00～14.00 pH , ORP：-1000～＋1000 mV

Accuracy: pH : ±0.1 pH , ORP：±2mV

Temp. Comp.: 0–100 ℃, manual / automatic(NTC 10k, PT100, PT1000 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(European standard Three Point Calibration）4.01; 7.00; 10.1 （American standardThree Point Calibration）

Display: 128 * 64 dot matrix LCD

Current output signal: Isolation,Reversible Transferable double 4-20mA signal output,

max circle resistance 750Ω

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

Communication signal: Modbus RS485, baud rate: 2400, 4800, 9600

Power supply: AC220V±10%, 50/60Hz (standard)

Working environment: Ambient Temp. 0～70℃, Relative Humidity ≤95%

Installation Mode: Panel Mounted (Embedded)

Overall dimensions: 96×96×130mm (H X W X D)

Hole dimensions: 92×92mm (H X W)Back View: High/Low limit, 4-20mA and Modbus RS485 output

Two group High/Low limit, Two group 4-20mA output signal

Two group High/Low limit, One 4-20mA and one RS485 output signal