Power supply consumption from external supply V
SUP
Typical 1 W
Maximum 3.5 W
Physical Characteristics
To clean the module, wipe it with a dry towel.
Weight Approx. 153 g (5.4 oz)
Safety
Maximum Voltage
1
Connect only the voltages that are within these limits.
RS485/RS422 Port-to-COM -8 to +13 VDC max,
Measurement Category I
V
SUP
-to-COM ±28 V max, Measurement
Category I
1
The maximum voltage that can be applied or output without creating a safety
hazard.
NI 9871 Getting Started Guide | © National Instruments | 17
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