D9412GV4/D7412GV4 v2.03 | Installation and System Reference Guide | Appendix A: System Wiring Diagrams
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Figure 44: D7412GV4 SDI and Zonex Devices (B420/B426, B450, D1255/D1255RB/D1256RB,
D1257RB, D1265, D8125, D8128D, D8129, DX4020, ITS-DX4020-G, D9127U/T ,
D9210C) System Wiring
1 - Up to 16 supervised D1265, D1255 (all versions),
D1255RB, D1256RB Keypads, or D1257RB Fire
Annunciators, or up to 8 supervised D1260
Keypads (all versions) (maximum 16 supervised,
maximum 32 unsupervised)
2 - Up to 2 D9210C Access Control Interface
Modules
3 - Up to two B450, B426/B420/DX4020 or ITS-
DX4020-G communication modules
4 - D8125 POPEX Module
5 - Up to 67 D9127U/T POPITs
6 - Zonex 1: Up to 9 D8128Ds
7 - Zonex 1: Up to 8 D8129s maximum
* The number of D8129 OctoRelays that can be connected to each zonex terminal on the control panel is limited by the
number of D8128D OctoPOPITs connected to the same terminal. Refer to the D8128D Installation Guide (P/N: F01U070537)
or the D8129 Operation and Installation Guide (P/N: F01U036302) for specific information.
Terminals 24 through 36 are power limited, supervised.
Fire and Intrusion devices must be on separate circuits. Refer to ICP-SDI-9114 Installation
Instructions (P/N: F01U030068).
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