Yokogawa PH402G-E-1-E/Q/PM/U
Technical Specifications:
- Measurement Range: pH: -2 to 15pH; ORP: -1500mV to +1500mV; temperature: -10℃ to 130℃.
- Measurement Accuracy: pH: ±0.01pH; ORP: ±1mV; temperature: ±0.3℃.
- Automatic Temperature Compensation: Supported, the compensation range is -10℃ to 130℃, using Pt1000 or NTC30k temperature sensors.
- Output Signal: 4-20mA DC isolated current output (load up to 600Ω), 0-1V DC isolated voltage output (minimum load 1000Ω).
- Relay Output: 4 relay contacts, which can be used for alarm, control, cleaning, and fault indication.
- Power Supply: 176-264V AC, 50/60Hz, power consumption is 15VA.
- Protection Rating: IP65, dustproof and waterproof, suitable for outdoor installation.









