Wiring Octopopits; Line Termination - Bosch D7212G Operation And Installation Manual
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Mounting
Follow the procedure below to install OctoPOPITs in the enclosure.
1.
It is easier to set the switches on the D8128D before mounting it in the enclosure. See Section 8.4.5 Line
Termination below and Section 8.4.7 Address Assignment Switches on page 44.
2.
Align the OctoPOPIT Module with any of the four mounting locations in the enclosure. See Figure 2 on page
21.
3.
Use the screws provided with the module to secure it in the enclosure.
4.
Use the D137 Mounting Bracket to install OctoPOPITs in enclosures with no module mounting locations
available.
8.4.4
Wiring OctoPOPITs
Follow the procedure below to wire D8128D OctoPOPIT Modules to the D7212G. Both OctoPOPIT and POPEX Modules
can be connected to the same Point Bus terminals. The modules wire in parallel. Remember, never assign the same point
number to more than one point.
1.
Power down first: Power down the panel by disconnecting the positive (red) battery lead at the battery and
unplugging the transformer.
2.
Connect Terminal 1 on the OctoPOPIT to Terminal 9 on the D7212G.
3.
Connect Terminal 2 on the OctoPOPIT to Terminal 28 on the panel if assigning point numbers from 9 to 40 to
this OctoPOPIT. See Section 8.4.7 Address Assignment Switches on page 44.
4.
Connect Terminal 3 on the OctoPOPIT to Terminal 27 on the D7212G.
5.
Connect Terminal 4 on the OctoPOPIT to Terminal 3 on the D7212G.
6.
See Section 8.4.6 OctoPOPIT Sensor Loops on page 44 for instructions on connecting devices to the OctoPOPIT's
sensor loops.
8.4.5
Line Termination
Switch 5 sets line termination.
If there is:
· No D8125 POPEX module connected to ZONEX 1, set switch 5 of only one D8128D connected to those terminals
to the ON position.
· A D8125 POPEX module connected to ZONEX 1, set switch 5 of all D8128Ds connected to those terminals to the
OFF position.
See Figure 15 on page 45 for the location of the switches on the OctoPOPIT.
© 2003 Bosch Security Systems
D7212G Operation and Installation Guide
Page 43
D7212G
Off-board Points
4998138544C
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