16 en | Installation GPRS/GSM IP Communicator
F01U133268 | 03 | 2010.05 Installation and Operation Guide Bosch Security Systems, Inc.
Figure 3.5 Connections for Dual Wireless Mode
Callout Description
1a Bus connection from ITS-DX4020-G to the control panel using the supplied Molex
connector
1b Bus connection from ITS-DX4020-G to the control panel using the supplied Molex
connector using the bus power terminals
2 Power terminals on the control panel
3 PNL/PSTN connection from ITS-DX4020-G to control panel
4 Phone terminals on the control panel (connect to the Ring [R] and Tip [T]
terminals)
1b
R
RH
T
TH
3
B
G
R
Y
4
1a
2
R
RH
T
TH
3
4
2
B
G
R
Y
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