Description
500-2001
Relay Board 4 Way TS0840, board only- provides an additional 3 dry contact relays to the panel, 4 relays to access controllers, or 8 to a DGP(2 boards).
500-2001 Challenger Panel 4 Way Relay
Relay boards are connected to a ten-way plug on the Challenger, Access Controllers, or DGP’s to expand relay capacity.
The TS0840 provides an additional 3 dry contact relays to the Challenger Panel & 4 relays to the Access Controllers, or a possible 8 on a TS0820 DGP.
When fitted to a Challenger Panel or Access Controller, the TS0840 cannot be combined with other relay boards.
