5-29
IM MW100-01E
Specification
5
Reference junction compensation accuracy:
When measuring temperature greater than or equal to 0°C
and when the temperature of the input terminal is balanced
Type R, S, W: ±1°C
Type K, J, E, T, N, L, U, TXK: ±0.5°C
Type N(AWG14), PLATINEL, NiNiMo, WRe3-25,
W/WRe26: ±1°C
Note: The internal reference junction compensation is fi xed
to 0°C for type B and PR40-20
Maximum input voltage: DC voltage at 1-V range or less, TC, RTC, and DI (contact):
±10 VDC (continuous)
Other measurement ranges: ±120 VDC (continuous)
Normal mode voltage: DC voltage, TC, DI (LEVEL): 1.2 times the range rating or
less (50/60 Hz, peak value including the signal component)
RTD 100 Ω: 50 mVpeak
RTD 10 Ω, 25 Ω, 50 Ω: 10 mVpeak
Normal mode rejection ratio: For integration time of 16.67 ms or more: 40 dB or more
(50/60 Hz ± 0.1%)
For integration time of 1.67 ms: 50/60 Hz is not rejected
The RTD and resistance ranges indicates the voltage
conversion value when current fl ows.
Common-mode voltage: 600 VACrms (50/60 Hz), reinforced (double) insulation
Common mode rejection ratio (50/60 Hz ±0.1%, 500 Ω unbalanced between minus
measurement terminal and ground)
The RTD and resistance ranges indicates the voltage
conversion value when current fl ows.
When the integration time is 16.67 ms or more: 120 dB or more
When the integration time is 1.67 ms or more: 80 dB or more
Common-mode voltage between channels:
250 VACrms (50/60 Hz), reinforced (double) insulation
Noise rejection: Rejection by the integrating A/D converter and the use of low
pass fi lters
Input resistance: For DC voltage 1 V range or less and thermocouple range:
10 MΩ or less
For DC voltage 2 V range or higher: Approx. 1 MΩ
While measurement stopped: Approx. 1 MΩ
Insulation resistance: Between input terminal and earth terminal: 20 MΩ or more
(500 VDC)
Input bias current: 10 nA or less (except for burnout setting)
Withstand voltage: 2300 VAC (50/60 Hz) for one minute between input terminals
3700 VAC (50/60 Hz) for one minute between the input
terminal and earth terminal
Input signal source resistance: DC voltage, thermocouple: 2 kΩ or less
RTD 50 Ω, 100 Ω types: 10 Ω per line or less
RTD10 Ω, 25 Ω types: 1 Ω per line or less
Thermocouple burnout: Superposed electric current system, detection within the
thermocouple range (detection ON/OFF possible)
Up/Down setting is possible, current approximately 100 nA
2 kΩ or less normal, 10 MΩ or more disconnected
Effect on measurement accuracy: ±15µV or less (not
including effect of signal source resistance)
Parallel capacity during RTD: 0.01µF or less
Power consumption: Approx. 3 W
External dimensions: Approx. 57 (W) × 131 (H) × 151 (D) mm (including the
terminal cover)
Weight: Approx. 0.5 kg.
Terminal type: Clamp, detachable per channel
Applicable wire size: 0.2 to 2.5 mm
2
(AWG24 to 12)
5.4 4-CH, High-Speed Universal Input Module Specifications
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