©
National Instruments Corporation
5
SCC-RLY01 Relay Module User Guide
Power Requirement
Digital power.......................................... 300 mW max
+5 V........................................................ 60 mA max
Physical
Dimensions............................................. 8.89 cm
×
2.92 cm
×
1.85 cm
(3.50 in.
×
1.15 in.
×
0.73 in.)
Mass ....................................................... 37 g (1.3 oz)
I/O connectors ........................................ One 20-pin right-angle
male connector
One 3-pin screw-terminal block
Field-wiring diameter............................. 28 to 16 AWG
Maximum Working Voltage
Maximum working voltage refers to the signal voltage plus the
common-mode voltage.
Channel to earth (inputs)
........................ ±
300 V, Installation Category II
1
Environmental
Operating temperature............................ 0 to 50 °C
Storage temperature ............................... –20 to 65 °C
Humidity ................................................ 10 to 90% RH, noncondensing
Maximum altitude .................................. 2,000 m
Pollution Degree (indoor use only) ........ 2
Safety
The SCC-RLY01 meets the requirements of the following standards
for safety of electrical equipment for measurement, control, and
laboratory use:
•
IEC 61010-1, EN 61010-1
•
UL 3111-1, UL 61010B-1
•
CAN/CSA C22.2 No. 1010.1
1
Isolation test voltage is 2,400 VAC at 2 s.