Power Supply Unit [P.S.U] Wiring Diagram for a WebWayOne SPT
Any Installations requiring the SPT to be installed inside a PSU, will require the following Wiring diagram to be adopted. This will ensure the SPT monitors the Tamper, Battery Fault, Mains Fault of the PSU and therefore complying with the regulations.
![](/assets/Knolledge+Base+Photo's/PSU+Photos/PSU+OVERVIEW+II.jpg)
Overview of Wiring
This image shows an overview of the wiring for a WebWayOne SPT inside a Power Supply Unit [P.S.U]
![](/assets/knowledge_base_photos/PSU Photos/PSU OVERVIEW II.jpg)
PSU Wiring
This image shows the Wiring for the PSU.
![](/assets/knowledge_base_photos/PSU Photos/PSU Terminals III.jpg)
SPT Wiring
This image shows the wiring for the SPT.
![](/assets/knowledge_base_photos/PSU Photos/SPT.jpg)
PSU TAMPER SWITCH
Should your installation require the WebWay SPT to report a Lid Tamper to the ARC from the PSU Panel Lid please wire the Tamper Microswitch to Pin 11 and A- of the Webway SPT. (Wiring not shown)
Wiring Specification
How to wire an SPT into the Terminals of a PSU
Technical Specification
Elmdene : GEN 3 - 08 - B. Grading : Grade 3 (EN50131-6. 2008) Power Rating : 1.0A Battery Rating : 8ah (max)
Abbreviations
SPT : Supervised Premises Transceiver. PSU : Power Supply Unit. ARC : Alarm Receving Centre.