6
SmartNode 10100A Series Quick Start Guide
5.1 Guidelines
•
Use 10 AWG (minimum) stranded ground wire.
•
Terminate equipment side of ground wire with a #10 ring terminal.
•
Do NOT
daisy chain the ground between equipment. Use a ground bus bar, as
shown in
figure 4
.
Figure 4.
Chassis ground connection
•
Do not over-tighten ground lug connections.
•
Keep the length of the ground wire as short as possible.
5.2 Grounding procedure
Do the following to connect to the SN10100A series gateway to ground:
1.
Connect one end of a ground wire to the ground lug of the SN10100 series gate-
way. See
figure 4
.
2.
Connect the other end of the ground wire to a ground bar of the equipment rack.If
the SN10100 series gateway is not installed in an equipment rack, then connect
the ground wire to the main water entry pipe.
3.
Verify that the resistance of the ground path is less than 0.5 ohms.
To avoid the risk of fire, electric shock, or personal injury do not apply
power to the SN10100A before the equipment chassis ground has been
installed.
WARNING
G
r
o
un
d Ba
r
15
14
13
12
10 11
8
9
3
2
0
7
6
5
4
1
MGMT0
MGMT1
ETH0
ETH1
VOIP0
VOIP1
15
14
13
12
10 11
8
9
3
2
0
7
6
5
4
1
MGMT0
MGMT1
ETH0
ETH1
VOIP0
VOIP1
15
14
13
12
10 11
8
9
3
2
0
7
6
5
4
1
MGMT0
MGMT1
ETH0
ETH1
VOIP0
VOIP1
Ea
r
th
G
r
o
un
d
