Installing the Device
2.5 Grounding the Device
For more information, refer to the
RUGGEDCOM ROS Configuration Manual
for the
RUGGEDCOM RS401.
The following shows the proper relay connections.
3
2
1
1
Normally Open
2
Common
3
Normally Closed
Figure 2.7
Failsafe Alarm Relay Wiring
2.5
Grounding the Device
The RUGGEDCOM RS401 chassis ground terminal uses a #6-32 screw. It is recom-
mended to terminate the ground connection with a #6 ring lug and torque it to 1.7
N·m (15 lbf·in).
2
1
3
1
Stainless Steel Stud
2
#6-32 Screw
3
#6 Ring Lug
Figure 2.8
Chassis Ground Connection
RUGGEDCOM RS401
Installation Manual, 02/2020, C79000-G8976-1017-10
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