6
Getting started with the Cisco 829 Integrated Services Router
78-100611-01A0
Caution
Use at least a 4 mm
2
conductor to connect to the external grounding screw.
The ground lug is supplied with the device.
To ground the router to earth ground by using the ground screw, follow these steps:
Connecting DC Power
Warning
When you connect or disconnect the power and/or alarm connector with power applied, an electrical
arc can occur. This could cause an explosion in hazardous area installations. Be sure that all power
is removed from the switch and any other circuits. Be sure that power cannot be accidentally turned
on or verify that the area is nonhazardous before proceeding.
Statement 1058
Warning
Explosion Hazard—The area must be known to be nonhazardous before installing, servicing, or
replacing the unit.
Statement 1082
Step 1
Locate the ground lug in the packaging kit. Store the ground screw for later use.
Step 2
Use a wire stripping tool to strip the 14-16 AWG (2.08-1.31mm²) grounding wire to 0.22 in. (5.56 mm).
Step 3
Insert the ground wire into the ring terminal lug, and using a crimping
tool, crimp the terminal to the wire.
Step 4
Slide the ground screw through the ground lug.
Step 5
Insert the ground screw into one of the two screw positions shown in the
graphic.
Step 6
Use a ratcheting torque screwdriver to tighten the ground screw and ring terminal to the router side panel to 3.5 in-lb
(0.4 N-m). The torque should not exceed 3.5 in-lb (0.4 N-m).
Step 7
Attach the other end of the ground wire to a grounded bare metal surface, such as a ground bus, a grounded DIN
rail, or a grounded bare rack.
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