简要说明：日本横河PH450G四线制pH计/ORP计选型表

日本横河PH450G四线制pH计/ORP计选型表

System Configuration

Model	suffix Code		Option code	Descrtption
PH450G				PH/ORP transmitter
Power	-A			Ac version(85-265 VAC)
	-D			DC version(9.6-30 VDC)
		-A		Always A
Options			/SCT	Predefined Tagnumber (text only)
			/Q	Quality and Calibration Certificate
			/UM	Universal Mounting kit(panel,pipe,wall)

PH450G-A-A/SCT PH450G-A-A/Q
PH450G-A-A/UM PH450G-D-A/SCT
PH450G-D-A/Q PH450G-D-A/UM

日本横河YOKOGAWA PH450G四线制pH计/ORP计