Appendix A
Specifications
SC-2345/2350 Carrier User Manual
A-2
ni.com
LED Power Requirements
6.5 mA at 5 V .........................................32.5 mW
9 mA at 15 V ..........................................135 mW
9 mA at –15 V ........................................135 mW
Maximum Working Voltage
Cautions
Refer to your DAQ device documentation for the voltage specifications for your
DAQ device.
Ensure that signals connected to SCC modules are used within the voltage ratings of the
modules to which they are connected. Refer to your SCC-
XX
user manual for the voltage
specifications for your SCC module.
Maximum working voltage refers to the signal voltage plus the
common-mode voltage.
Channel-to-earth .....................................11 VDC
Measurement Category I
Caution
Do
not
use the SCC-2345 for connections to signals or for measurements within
Categories II, III, or IV.
Physical
Field-wiring diameter
(terminal block) ......................................26 to 16 AWG