Chapter 2 Product Specifications
5
Chapter 2 Product Specifications
2.1 Specification
Item
CM-4TM
Channels
4 channels----Each channel insulation, dielectric strength1,000VAC
Voltage
24VDC
Voltage range
Nominal voltage * 90% ~ 110%
Power
Max.5W (max load)
Display type
Non-display type - modify parameters and real-time monitoring (PC
or PLC) via external device
Input
RTD
DPt100Ω, JPt100Ω 3 line(resistance: Max. 5Ω)
Thermocou
ple
K, J, E, T, L, N, U, R, S, B, C, G and PLII (13 types)
Display
precision
RTD
(PV±0.5% or ±1
℃
greater) < ±1 bit
Thermocou
ple
※
1
Temperatur
e effect
※
2
RTD
(PV±0.5% or ±2
℃
greater) < ±1 bit,
(If thermocouple input, ±5
℃
when lower than -100
℃
),
thermocouple L ,U, C, G, R, S, B: (PV±0.5% or ±5
℃
greater) < ±1bit
Thermocou
ple
Control
output
Relay
250VAC 3 A 1a
SSR
22VDC ±3V Max.30mA
Communication output
RS485 (Modbus RTU protocol)
Control
mode
Heat, cool
ON/OFF control, P, PI, PD, PID control
Heat & cool
Lag
RTD/thermocouple: 1~100
℃
/
℉
(0.1~100.0
℃
/
℉
) optional
Proportional band (P)
0.1 ~ 999.9
℃
Integral time (I)
0 ~ 9999 sec.
Derivative time (D)
0 ~ 9999 sec.
Control cycle
0.1~120.0 seconds (relay output, SSR drive voltage output type
product)
Hand reset
0.0 ~ 100.0%
Sampling cycle
100ms(4 channels can be sampled simultaneously)
Proof voltage
1000VAC 50/60Hz last 1 minute (between input and power
terminals)