Technical specifications:

■ Measurement range
pH: 0.00～14.00pH
ORP: -1999～+1999mV
■ Resolution
pH: 0.01pH
ORP: 1mV
■ Instrument accuracy
pH: 0.01pH±1 Digit
ORP: 0.1%±1 Digit
■ Temperature compensation Automatic temperature compensation NTC30K Manual temperature compensation Fixed resistance resistor connected
Working temperature: 0-60 ℃
Input impedance>1012 Ω
Display screen 0.8 "large LCD display
■ Analog output

Isolated 4-20mA output fixed corresponding
pH 0～14
ORP –1000～+1000
■ Relay output high and low independent setting of two sets of ON/OFF output 240VAC maximum current 2A
■ Voltage supply ± 12VDC
■ Power input 110/220V AC ± 15%, 50/60Hz
■ Installation method: Panel installation
■ Instrument size 144mm × 144mm × 195mm (H × W × D)
■ Hole size 135mm × 135mm (H × W)
■ Weight 1.7Kg