●Wall mounting
●128*64 dot matrix LCD display, switchable between Chinese and English, IP65 protection level, reliable operation in any climate
●Concise menu design, simple and convenient operation, graphical prompt, beautiful and clear interface
●Digital filter is adjustable, and the hardware anti-interference ability is enhanced, which makes the measurement more stable and adapts to the complex industrial environment
●Power supply 85~260VAC, DC 18~36VDC can also be customized
●RS-485 digital interface, MODBUS - RTU communication protocol, read-write duplex communication, which can realize complete remote control of the instrument
●Two measurement functions: PH measurement or ORP ( Redox ) measurement
●With antimony electrode function, it can be used in hydrofluoric acid environment

pH	range	-2.00～16.00 pH
	Resolution	0.01 pH
	Accuracy	±0.01 pH
	Input resistance	≥1012 Ω
ORP	range	-2000～2000 mV
	Resolution	1 mV
	Accuracy	±1 mV
TEMP	range	-10.0～130.0 ℃
	Resolution	0.1 ℃
	Accuracy	±0.3 ℃
	Input type	PT1000
	TEMP compensation	Automatic/Manual
Transmission current	Output type	Two 4～20 mA (Corresponding range can be set)
	Accuracy	±1%FS
	Output load	Less than 500 Ω
Relay control	Function relay	1 （Can be set as cleaning or alarm function）
	Switch relay	2 SPST relays
	load capacity	2.5A 230VAC
data transmission	Transmission interface	1 RS485 Isolation voltage 2500Vrms
	Protocol	MODBUS-RTU (Read and write duplex communication)
Other parameters	Power supply	85～260VAC or 18～36VDC（User can  order）
	Operating temperature	0～60°C
	Working humidity	Relative humidity < 90%
	Protection level	IP65
	way to install	Wall Mounting
	outline dimension	(H×W×D) 160×188×108 mm