TQ Environmental Limited
Page 10 of 43 17654PM Issue: 3 December 2022
2.5 Remote Relay Board (if fitted)
This PCB is available with 16 relay SPCO outputs. It may be fitted within the TQ8000 Touch enclosure
or within an enclosure separate from the rest of the TQ8000 Touch unit.
All relays are configurable to operate for any level of alarm or fault on any of the 48 channels.
The board is controlled using RS485 communications from the Main Control Board.
2.6 Power Supply
The Power Supply fitted in the TQ8000 Touch will accept the mains input via the fused input terminal
block.
The power supply provides a 24V DC output which is fed to the PCB’s via a DC/DC converter. This
converter provides a 5V DC output for the Control Board, Adaptor Boards.
On the 8 Channel version three fuses are fitted to the left-hand side of the Power Supply tray;
F1 mains fuse
F2 +5V DC to electronics
F3 +24V DC to electronics
F4 +24V Auxiliary Outputs
The 24V DC auxiliary supply, through fuse F4, can be utilized to drive two local audible & visual alarm
devices via the relay contacts. It is capable of supplying 330mA for each device., with F4 rated at a
maximum of 1.0 Amp.
For fuses on other channel configurations please refer to drawing at back of manual for fuse
configuration.
WARNING 240VAC
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