SCC-SG Series Strain-Gauge Modules User Guide
44
ni.com
Specifications
These ratings are typical at 25 °C unless otherwise stated.
Note
Due to functional and electrical differences between the SCC-SG0
X
, SCC-SG24,
and SCC-SG11, module specific information is listed in separate sections followed by
common information.
SCC-SG0
X
Strain-Gauge Input Modules
Strain-Gauge Bridge Configuration
SCC-SG01 ..............................................Quarter-bridge, 120
Ω
SCC-SG02 ..............................................Quarter-bridge, 350
Ω
SCC-SG03 ..............................................Half-bridge
SCC-SG04 ..............................................Full-bridge
Analog Input
Number of strain-gauge channels ...........2 differential
Input signal ranges
..................................±
100 mV (fixed gain of 100
on each channel)
Overvoltage protection
...........................±
28 VDC powered on and
powered off
Input impedance
Normal powered on .........................10 M
Ω
Powered off or overload ..................10 k
Ω
Bandwidth........................................1.6 kHz (single-pole RC filter)
Input noise .......................................1
µ
V
rms
Transfer Characteristics
Gain ........................................................100
Gain error
................................................±
0.8% of reading max
1
Gain-error temperature coefficient
.........±
5 ppm/
°
C
2
1
Temperature range is 23 °C
±
5 °C.
2
Temperature range is 0 to 50 °C.
