Yokogawa Value Series FX1000 - Manual (Page 285)

13-20
IM 04L21B01-01EN
Item Specifications
Maximum input voltage ±60 VDC (continuous)
Input resistance 1 V range or less and TC: 10 MΩ or more
2 V range or higher: Approx. 1 MΩ
Input source resistance
Volt, TC 2 kΩ or less
RTD input 10 Ω or less per wire (The resistance of all three wires must be equal).
Bias current 10 nA or less (except when burnout detection function is enabled)
Maximum common mode noise voltage
250 VACrms (50 Hz/60 Hz)
Maximum noise voltage between channels
FX1xxx-x-x-H 250VACrms (50/60Hz)
FX1xxx-x-x-L 60VACrms (50/60Hz)
Interference across channels 120 dB (when the input source resistance is 500 Ω and the input to other channels is 60 VDC)
Common mode rejection ratio
When the A/D integration time is 20 ms
120 dB (50 Hz ± 0.1%, 500 Ω unbalanced, between the minus terminal and ground)
When the A/D integration time is 16.7 ms
120 dB (60 Hz ± 0.1%, 500 Ω unbalanced, between the minus terminal and ground)
Normal mode rejection ratio
When the A/D integration time is 20 ms
40 dB or more (50 Hz ± 0.1%)
When the A/D integration time is 16.7 ms
40 dB or more (60 Hz ± 0.1%)
Effects of Operating Conditions
Item Specifications
Ambient temperature (with temperature variation of 10°C)
DC voltage, TC range
±(0.1% of rdg + 0.05% of range) or less
* Excluding the error of reference junction compensation
RTD range ±(0.1% of rdg + 2 digits) or less
Power supply fluctuation With variation within 90 to 132 V and 180 to 250 VAC (50/60 Hz):
Accuracy specifications are satisfied.
With variation of ±2 Hz from rated power frequency (power supply voltage 100 VAC):
Accuracy specifications are satisfied.
Magnetic field AC (50/60 Hz) and DC 400 A/m fields: ±(0.1% of rdg + 10 digits) or less
Input source resistance
DC voltage range With variation of +1 kΩ:
1 V range or less: ±10 µV or less
2 V range or higher: ±0.15% of rdg or less
TC range With variation of +1 kΩ: ±10 µV or less
RTD range (Pt100) With variation of 10 Ω per wire (resistance of all three wires must be equal): ±(0.1% of rdg + 1 digits) or less
With maximum difference of 40 mΩ between wires: Approx. 0.1 °C
Effects of vibration Effects from a sinusoidal vibration along all three axis at a frequency between 10 to 60 Hz and an
acceleration of 0.2 m/s 2 : ±(0.1% of rdg + 1 digit) or less
Miscellaneous
Item Specifications
Memory backup A built-in lithium battery backs up the settings and runs the clock
Battery life: Approximately 10 years (at room temperature)
13.6 General Specifications