User Manual – Rev B
FCS Series II
2.1.2 Output
Output Parameter
Specification
Modes
AC
Voltage:
Standard Voltage
Ranges (L-N):
Low range: 0 – 135 Vac
High range: 0 – 270 Vac
Resolution: 0.1
V
Programming
Accuracy:
± (0.05% + 0.25 V) from 10V to FS.
Specified at voltage sense point with ALC mode ON.
Distortion THD (to 80
Khz)
< 1 % from 50 Hz to 60 Hz.
See for distortion as a function of frequency.
Load Regulation:
ALC mode ON
0.1 % FS
External Sense
Up to 2% of Full scale voltage can be dropped across each load lead Internal
or External sense selectable.
Line Regulation:
0.1% for 10% input line change
Stability:
± 0.05% FS, 24 hours, constant line, load and temperature, ALC on.
Temp Coefficient:
± 0.05 V/°C
DC Offset Voltage:
0.0 V
Output Noise:
(20 kHz to 1 MHz)
Low voltage range: < 425 mV
RMS
High voltage range: < 950 mV
RMS
Output Coupling
Transformer coupled
Output Impedance (Z)
Z = Vrange * 0.001 / I_load
Power
(total power per phase, either range, at full scale voltage)
FCS18-1 (single phase)
FCS18-3 (three phase)
At 35° C ambient max.
18 kVA
6 kVA
Current
Model
FCS18-1 (single phase)
FCS18-3 (three phase)
135 V Range.
133.2 Arms
44.4 Arms
270 V Range.
66.6 Arms
22.2 Arms
Note:
Current derates linearly from 50% of voltage range to 10% of specified current at 10% of
voltage range. See
for specified current versus voltage operating range.
Note:
Current, maximum amps per phase available. For FCS36/2, currents are times two. For
FCS54/3, currents are times three. 35° C ambient max.
Current Limit mode
Programmable, CC or CV mode
Repetitive Peak Current
135 V Range.
375 Apk
125 Apk
270 V Range.
187.5 Apk
62.5 Apk
1
The distortion specification for the FCS II Series applies at full-scale voltage, full resistive load conditions.
California Instruments
13
Summary of Contents for FCS Series II
Page 4: ...User Manual Rev B FCS Series II California Instruments 4...
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Page 89: ...FCS Series II 89 Figure 5 1 FCS System Block Diagram User Manual Rev B California Instruments...
Page 95: ...User Manual Rev B FCS Series II Figure 6 1 Calibration Setup California Instruments 95...
