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Rev. (08-JULY-98) © 1996-98 Liebert Corporation8
Procedure
1. Turn the SiteGate-232's power switch OFF.
2. Set the module's baud rates and console port settings using the 8-position dip switch (see Figure 1
for switch location).
3. Turn the SiteGate-232's power switch ON.
Communication Wiring
CMnet Wiring
NOTE: Only one SiteGate-232 may exist on a CMnet.
NOTE: The EIA-232 connection can be 50 ft. (15.24 m) maximum.
1. Turn the SiteGate-232's power switch OFF.
2. Check the network communication wiring for shorts and grounds.
3. Terminate the network (CMnet) communication wires (#18 twisted pair) to the module's screw
terminals indicated in Figure 8.
NOTE: Be sure to follow the same wiring polarity as established throughout the rest of the network.
4. Turn the SiteGate-232's power switch ON.
5. Verify proper network communication using Netscan software.
Figure 8: Power and communications wiring
Console
Por t
n/c
+10v
n/c
n/c
6
7
8
9
1
2
3
4
5
dc d
rx
tx
dtr
gnd
Powe r
Indicator
Powe r
Supp ly
Powe r
Sw itc h
Tx
Rx
Console 2
Auxiliary
Device
Port
Optional Shield
Baud 156K
Baud 9600/38.4K
Ac ces s
port
Run
Erro r
CM net Recei v e
Cm net Trans m it
Console 2 recieve
Console 2 transmit
Console 1 recieve
Console 1 transmit
Format
b u tton
CMnet baud 9600
Console 1 baud 9600
Console 2 baud 9600
38.4K
38.4K
38.4K
Op t ion al S h i eld
Ne t -
Ne t +
CMnet
connection
Off On
Grou n d
24 V AC
Use sing l e C lass 2
source only
Cl ass 2
50 -6 0 Hz
24 VAC
0.4 Amp
Us e c op p er
cond ucto r on ly
SiteGate-232
Line
Voltage
24VAC
#18 Twisted pair
to CMnet