HE-300R

Industrial electric resistivity meter (Two-Wire Transmitter)

Accurate measurement of UPW resistivity
Well-examined temperature compensation function for UPW
Arbitrary setting of the compensation target temperature

Manufacturing Company: HORIBA Advanced Techno Co., Ltd.

Features
Specifications

Measuring method	Two electrode method
Measuring range	Cell constant	/cm	0.01
	Electrical resistivity	MΩ·cm	0.000 to 2.000	0.00 to 20.00*
		kΩ·m	0.00 to 20.00	0.0 to 200.0*
			* With conditions under which temperature compensation is not performed, it is possible to display 0.0 to 100.0 MΩ·cm (0 to 1,000 kΩ·m).
	Temperature	˚C	0 to 100 Resolution: 0.01˚C
Repeatability	Electrical resistivity: ±0.1% full-scale or less, Temperature: ±0.1˚C (for equivalent input)
Linearity	Electrical resistivity: ±0.5% full-scale or less, Temperature: ±0.5˚C (for equivalent input)
Transmission output	4 to 20 mA DC Input/output insulated type Maximum load resistance 600 Ω
Contact input	One point Contact format: Non-voltage a contact Contact function: Transmission output is held for closed contact input.
Temperature compensation range	0 to 100˚C
Ambient temperature	-20 to 60˚C
Temperature compensation element	Pt 1000 (0˚C)
Calibration function	Electrical conductivity: Based on input of cell constant correction coefficient (parameter input) Temperature: One point calibration compared with reference temperature gauge
Additional function	Ultra-pure water resistivity selection function, clip function
Self-diagnosis function	Sensor diagnosis error, Transmitter malfunction
Power supply	24 V DC (operational voltage range: 21 V to 32 V DC) Power consumption 0.6 W or less
Construction	Outdoor installation type: IP65 protection level (rain-proof type) Mounting method: 50A pole or wall mounted Case: Aluminum alloy Mount fitting/hood: SUS304
Compatible sensor	ERF series electrical resistivity sensor (cell constant 0.01/cm)
Pair calibration accuracy*	Electrical resistivity: ±0.01 MΩ·cm or less Temperature: ±0.02˚C or less (for standard unit / same temperature)
Weight	Approx. 4 kg
Equipment protected	CE marking, FCC rules