HE-480C

Panel-mount type conductivity meter (conductivity meter)

For control of pure water and boiler water, as well as monitoring wastewater treatment.

Playing an active role in the control of pure water and boiler water as well as monitoring wastewater treatment. A lineup of sensors that are suitable for various sample characteristics are offered. The use of panel-mounted transmitters allows for cost savings at the time of installation.

Product name	Industrial conductivity meter
Model	HE-480C
Measurement method	Electrode type (2-electrode method)
Cell constant	0.01/cm, 0.1/cm, or 1.0/cm
Temperature sensor specifications	Platinum resistance 1000 Ω/0℃
Measuring range	Cell constant (/cm)	0.01 (ESD/ESL/ESH-001)	0.1 (ESD/ESL/ESH-01)	1.0 (ESD/ESL/ESH-1)
	Measurement range (μS/cm)	2.000/20.00	20.00/200.0	200.0/2000
	Measurement range (mS/m)	0.2000/2.000	2.000/20.00	20.00/200.0
	TDS conversion (mg/L)	2.00/20.0	20.0/200	200/2000
	Temperature 0℃ to 100℃
Repeatability (in equivalent input)	Conductivity display	Within ±0.5% of the full scale
Repeatability (in equivalent input)	TDS conversion display	Within ±1.5% of the full scale
Linearity (in equivalent input)	Conductivity display	Within ±0.5% of the full scale
Linearity (in equivalent input)	TDS conversion display	Within ±1.5% of the full scale
Transmission output	4 mA to 20 mA DC: input/output isolated type Maximum load resistance: 900Ω Transmission output range: Freely selectable within the measurement range
Contact output	Outputs: 2 points Alarm contact output (R1 and R2) 　Contact type: relay contact, SPDT (1c) 　Contact rating: 240 V AC, 3 A and 30 V DC, 3 A (resistance load) 　Contact function: selectable from upper/lower limit operation (ON/OFF control), alarm, 　and maintenance.
Calibration function	Conductivity: Based on the specified compensation coefficient for the cell constant (parameter input) Temperature: Calibrated by comparing with the reference thermometer TDS: Conversion using a user-defined coefficient value (0.30 to 1.00)
Transmission output hold feature	Previous value hold Optional value hold Continuous Selectable from the above (However, only the previous value hold is available in the maintenance mode.)
Self-diagnosis function	Sensor diagnosis Short-circuit and disconnection of the temperature sensor Out of the measurement range A/D converter scale over Converter error
Temperature compensation	Based on the temperature characteristics of extra deionized water (reference temperature: 25℃) Based on the temperature characteristics of NaCl Based on the reference temperature and user-defined temperature coefficient (reference temperature: 5℃ to 95℃, temperature coefficient ±5%/℃) No temperature compensation
Temperature- compensated range	0℃ to 100℃
Ambient temperature	-5℃ to 45℃
Relative humidity	20% to 85% (without dew condensation)
Storage temperature	-25℃ to 65℃
Power supply	Rated voltage 100 V to 240 V AC, 50/60 Hz, 10 VA (max.)
Structure	Indoor-use panel installation type Panel case: ABS, Terminal: PBT Panel: IP65 dust and water proof structure
Protective structure	Panel: IP65 (IEC60529, JIS C0920) Rear case: IP20, Terminal:IP00 Class II device (IEC61010-1) Pollution level 2 (IEC61010-1)
Conforming standards	CE Marking	EMC Directive: EN61326-1 Low Voltage Directive: EN61010-1 RoHS Directive: EN50581
Conforming standards	FCC Rule	FCC Part15
External dimensions	48 (W) mm × 96 (H) mm × 115 (D) mm Case depth: approx. 105 mm (when panel-mounted)
Mass	Approx. 400 g
Compatible sensors	ESD, ESL, ESH and FS series conductivity sensor; cell constant: 0.01/cm, 0.1/cm, or 1.0/cm

HE-480C

Panel-mount type conductivity meter (conductivity meter)

For control of pure water and boiler water, as well as monitoring wastewater treatment.

Diverse lineup of sensors available

Possible to be used in a panel-mounted configuration

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