FireWatcher 811M Mini-Input Module
The FW811M input module monitors a single dry contact and is a UL/ULC listed device according to UL864 and ULC-S527 for fire protective signaling systems for indoor use.
The field circuit is monitored for open line faults and ground faults and the contact must be wired with an end-of-line resistor. The type of input contact is configurable for NO/NC operations. The FW811M module can easily fit into a single-gang box.