LEM-320

The NOTIFIER LEM-320 is a Loop Expander Module used with the LCM-320 Loop Control Module to add extra Signaling Line Circuits (SLCs) to ONYX Series panels like NFS2-640 and NFS2-3030.
It expands each LCM-320 installation, enabling up to 12,500 ft (3,810 m) Class B (Style 4) SLC wiring with twisted unshielded pair, featuring built-in degraded mode for fault tolerance.
Key Specifications
Feature
Specification
Function
SLC expander (requires LCM-320); Class B (Style 4), optional Class A 
Wiring Distance
12,500 ft (12 AWG); 8,000 ft (14 AWG); 3,000 ft (18 AWG) ​
Voltage
24 VDC nominal (max 27.6 VDC) ​
Installation
Plug-in module; multiple loops in compact enclosure 
Compatibility
NFS2-640 (up to 2 loops), NFS2-3030 (up to 10 loops total) ​
Approvals
UL, ULC, FM, CSFM, FDNY