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Product name	Conductivity meter
Model	HE-960LF
Measurement method	Electrode type（2-electrode method）
Temperature specifications sensor	Platinum resistance 1000Ω/℃
Measurement range	Cell constant	0.1/cm	1.0/cm
Conductivity	0.00 to 20.00μS/cm	0.0 to 200.0μS/cm
0.0 to 200.0μS/cm	0 to 2000μS/cm
0 to 1000μS/cm	0 to 10000μS/cm
＊Measuring range of raw conductivity Switched with setting change
Temperature	0 to 100℃ Actual temperature measuring range depend on the performance of the sensor connected.
Concentration conversion	Option 1,2	0 to 10.000% Conversion formula is defined by user (temperature compensation and concentration conversion)
Repeatability	Cell constant	0.1/cm	1.0/cm
Conductivity	0.00 to 20.00μS/cm range	0.0 to 200.0μS/cm range	Within ±0.5% full scale
0.0 to 200.0μS/cm range	0 to 2000μS/cm range
0 to 1000μS/cm range	0 to 10000μS/cm range	Within ±1.0% full scale
Temperature	±0.5℃
Condition	Equivalent input
Linearity	Cell constant	0.1/cm	1.0/cm
Conductivity	0.00 to 20.00μS/cm range	0.0 to 200.0μS/cm range	Within ±0.5% full scale
0.0 to 200.0μS/cm range	0 to 2000μS/cm range
0 to 1000μS/cm range	0 to 10000μS/cm range	Within ±1.0% full scale
Temperature	±0.5℃
Condition	Equivalent input
Transmission output	Number of output：4 DC4 to 20mA / 0 to 20mA input/output isolated type Maximum load resistance : 900Ω Transmission output range : Free setting within measuring range (Negative terminals of each transmission output channel are connected inside and thus have the same electrical potential.)
Contact output	Number of relay：5 ALARM contact R1,R2,R3 and R4 Contact type relay : Relay contact, SPST (1a） Contact rating：240 V AC,1 A or 30 V DC, 1 A(resistance load) Contact function Upper or lower ON/OFF alarm each measurement items. Contact action Closed when status is in the event. Opened when any erroneous status is normal or power is down. R1,R2 and R3 share a common terminal. Self diagnosis contact RF Contact type : relay contact , SPDT (1c) Contact rating：240 V AC,1 A or 30 V DC, 1 A(resistance load) C-NO contact action : Closed when status is normal. Opened when any erroneous status is detected or power is down. R4 and RF share a common terminal.
Contact input	Number of input：1
Contact type：open collector. No-voltage contact
Function : Hold command
Communication output	RS-485 communication
Self-check	Sensor diagnosis (Short-circuit and disconnection of the temperature sensor). Converter error
Temperature compensation of conductivity	● Arbitrary temperature coefficient entry (reference temperature : 25℃, temperature coefficient : 0%/℃ to 5%/℃） ● Arbitrary temperature compensation formula entry (reference temperature : 25℃, formula is defined by user) ● No temperature compensation is performed.
Temperature compensation range	0 to 100℃ The temperature compensation under 0℃ and over 100℃ is expanded by a function
Ambient temperature	5 to 45℃
Relative humidity	－25 to 65℃
Power supply	Rated voltage 24 V DC, 10W (max.)
Structure	Indoor-use panel installation type Panel case ： ABS, terminal : PBT Panel : IP65 dust and water proof structure
Conforming standards	CE Marking	EMC Directive : EN61326-2-3
FCC Rule	FCC Part15
Mass	Approx. 550g
External dimensions	96 (W) × 96 (H) × 115 (D) mm Case depth : approx. 105mm (when panel-mounted）
Compatible sensors	FS-09F-1/2

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