Yokogawa PC-Based MX100 - Manual (Page 98)

4-10 IM MX100-01E
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, XK GOST: ±0.5°C
Type N(AWG14), PLATINEL, NiNiMo, WRe3-25, W/WRe26: ±1°C
Note: The internal reference junction compensation is fixed to 0°C
for type B and PR40-20
Maximum input voltage:
DC voltage at 1-V range or less, thermocouple, RTD, and
DI (contact): ±10 VDC (continuous)
Other measurement ranges: ±120 VDC (continuous)
Normal-mode voltage: DC voltage, thermocouple, DI (LEVEL): 1.2 times the range rating
or less (50/60 Hz, peak value including the signal component)
RTD 100 Ω: 50 mV peak
RTD 10 Ω, 25 Ω, 50 Ω: 10 mV peak
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 flows.
Common-mode voltage: 600 VAC rms (50/60 Hz), reinforced (double) insulation
Common-mode rejection ratio:
The RTD and resistance ranges indicate the voltage conversion
value when measurement current applied.
For integration time is 16.67 ms or more: 120 dB or more
For integration time is 1.67 ms or more: 80 dB or more
(50/60 Hz ±0.1%, 500 Ω unbalanced, between the minus terminal
and ground)
Common-mode voltage between channels (Maximum noise 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
filters
Input resistance: DC voltage at 1 V range or less, thermocouple range: 10 MΩ or more
DC voltage at 2 V range or more: Approx. 1 MΩ
Measurement stopped: Approx. 1 MΩ
Insulation resistance: 20 MΩ or more (500 VDC) between the input and earth
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 and thermocouple: 2 kΩ or less
RTD 50 Ω and 100 Ω systems: 10 Ω or less per cable
RTD 10 Ω and 25 Ω systems: 1 Ω or less per cable
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: line broken
Effect on measurement accuracy: ±15 µV or less (excluding the
effect of signal source resistance)
Parallel capacity during RTD:
0.01 µF or less
4.4 4-CH, High-Speed Universal Input Module (MX110-UNV-H04) Specifications