SM331 8AI Full Function Type

8-channel analog input, full function temperature measurement module,External mechanical range switch,Current input with overcurrent protection,Resolution is 14 bits

Model no

Article No

H7 331-7KF02-0AB0

Description

8-channel analog input, full function temperature measurement module

Dimensions WxHxD（mm）

40 x 125 x 117

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Product parameters Wiring diagram Relevant information

Specification parameters	Model No.	SM331 8AI Full Function Type
	Article No.	H7 331-7KF02-0AB0
	Description	8-channel analog input, full function temperature measurement module，Current input with overcurrent protection，Resolution is 14 bits

Conventional	Dimensions W x H x D	40x125x117mm
	Power Consumption	Typical value 1W
	Backplane bus current	30mA
	supply voltage	DC 24V
	Front connector	20-pin

Input Path	Standard	8
	Resistive sensor	4
	Constant current of resistive sensor
	Resistance thermometer and resistance measurement 0Ω to 600Ω	0.8mA
	Resistance measurement 0 to 6 kΩ, PTC, silicon temperature sensor	None
	Input type and range
	Supply voltage	±80mV, ±250mV to ±500mV, ±1V, ±2.5V, ±5V, 1-5V, ±10V
	Current (4 wires)	±3.2mA,±10mA,±20mA, 0mA to 20mA,4mA to 20mA
	Current (2 wires)	4 mA to 20 mA
	Resistor/PTC	150Ω, 300Ω, 600Ω
	RTD	Pt100, Ni100
	Thermocouple	Type E, N, J, K, L
	Basic error limitation(operating limits at 25°C)
	.Supply voltage	± 0,6 %
	.Electric current	± 0,5 %
	.Resistance	± 0,5 %
	.Temperature	Pt100 /Ni100: ±0.5 %, Thermocouple: ±0.7 %
	Temperature compensation
	Internal temperature compensation	Support
	External temperature compensation via compensation socket	None
	Temperature compensation of 0°C reference junction	Support
	Interrupt/diagnosis/status information
	.Overrun interrupt	The channel 0 and 2
	.Diagnosis interrupt	Can be programmable
	.The diagnosis information can be readable	Support
	Resolution	13 bits + symbol bits
	Electrical isolation
	Between channels	None
	Between channel and backplane bus	Support
	Conductor length	200m; 50m at 80mV, with thermocouple