SM231-4THC

Módulo de 4E Temperatura (Thermocouple) – SΩTΩRΩEΩNΩKΩJ, 16 Bits

Performance Parameters

Features	SM231：4AI×TC		SM231：8AI×TC
Order No.	CTH2 231-7PD32		CTH2 231-7PF32
Physical Features
Dimension（W×H×D）	71.3 × 96 × 62mm		71.3 × 96 × 62mm
LED indicator	24VDC Power supply indicator: ON = no fault, OFF = no power；SF indicator，ON=module fault, Blink=input signal error, OFF=normal;
Power Consumption
+5VDC power loss	87mA		87mA
L+	30mA		30mA
L+Coil voltage range	20.4～28.8VDC
Power Consumption	1.7W		1.7W
Input Features
Input type	Suspension TC
Input number	4		8
Input range	TC type（choose one）：S，T，R，E，N，K，J voltage range：+/-80mV
Isolation
Field side to logical circuit	500VAC
Field side to 24VDC	500VAC
24VDC to logical circuit	500VAC
Common mod input range（input channel to input channel）	120VAC
Common mode rejection	>120dB@120VAC
Sample Features
Temperature resolution	0.1℃/0.1℉
Voltage resolution	15bit+sign bit
Measuring principle	Σ-Δ
Module update time（all channel）	425ms		825ms
Wire length to sensor	Max. 100m
Wire loop resistance	Max. 100Ω
Noise suppression	85dB@ 50Hz/60Hz/400Hz
Data format	Voltage：-27648 to +27648
Input impedance	>1MΩ
Max.voltage input	30VDC
Input resolution	15bit+sign bit
Input filter attenuation	-3dB@ 21kHz
Error	0.1% FS（voltage）
Repeatability	0.05% FS
Cold junction error	±1.5℃
Analog input addressing	AIW addressing	VW addressing

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