Basic Information
Brand: Notifier (Honeywell Fire Safety)
Model: LEM-320
Full Name: SLC Signaling Line Circuit Loop Expander Module
Compatible Panel: ONYX Series FACP NFS-640/NFS2-640, NFS-3030/NFS2-3030
Function: Adds one extra independent SLC loop to fire alarm mainboard
Electrical Specs
Operating Voltage: 24 VDC nominal, max 27.6 VDC
Module Draw Current: Max 100mA
Single SLC Loop Max Current: 400mA
Communication Protocol: FlashScan®, IDNET, CLIP
Loop Wiring Type: Class A / Class B (Style4/6/7)
Max Loop Resistance: 50Ω per loop / branch
Short-circuit protection: Auto loop shutdown when short circuit occurs
Loop Capacity & Wiring Distance
Max addressable devices per single SLC loop: 318 units (159 detectors + 159 control modules)
Max wiring length (12AWG unshielded twisted pair): 3,810m (12,500ft)
14AWG: 2,438m
16AWG: 1,486m
18AWG: 983m
Environmental & Mechanical
Operating Temp: -20℃ ~ +49℃
Installation: Plug-in hot-swap PCB card, slot-mounted inside FACP cabinet
Feature: Built-in degraded operation mode for higher system reliability
Approvals & Certifications
UL 268, FM Approved, ULC, CSFM, FDNY listed
Notifier; Loop Control Module LEM-320 Specifications
| Brand | Notifier (Honeywell Fire Safety) |
|---|---|
| Model | LEM-320 |
| Full Name | SLC Signaling Line Circuit Loop Expander Module |
| Compatible Panel | ONYX Series FACP NFS-640/NFS2-640, NFS-3030/NFS2-3030 |
| Function | Adds one extra independent SLC loop to fire alarm mainboard |
| Operating Voltage | 24 VDC nominal, max 27.6 VDC |
| Module Draw Current | Max 100mA |
| Single SLC Loop Max Current | 400mA |
| Communication Protocol | FlashScan®, IDNET, CLIP |
| Loop Wiring Type | Class A / Class B (Style4/6/7) |
| Max Loop Resistance | 50Ω per loop / branch |
| Short-circuit protection | Auto loop shutdown when short circuit occurs |
| 14AWG | 2,438m |
| 16AWG | 1,486m |
| 18AWG | 983m |
| Operating Temp | -20℃ ~ +49℃ |
| Installation | Plug-in hot-swap PCB card, slot-mounted inside FACP cabinet |
| Feature | Built-in degraded operation mode for higher system reliability |
About the Notifier; Loop Control Module LEM-320
The Notifier (Honeywell Fire Safety) Notifier; Loop Control Module LEM-320 is a electrical products used in industrial automation, control and power systems. It is rated at Brand Notifier (Honeywell Fire Safety), Model LEM-320, Full Name SLC Signaling Line Circuit Loop Expander Module. Manufactured by Notifier (Honeywell Fire Safety), this electrical products is supplied as new, original industrial-grade stock. Each unit is identified by manufacturer part number Notifier; Loop Control Module LEM-320 for accurate procurement and cross-referencing.
Why source the Notifier; Loop Control Module LEM-320 from HDE123
- Verified part number: every Notifier; Loop Control Module LEM-320 is checked against its manufacturer specification before shipment.
- 18 confirmed technical parameters available on this page for engineering review.
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Ordering the Notifier; Loop Control Module LEM-320
To order the Notifier (Honeywell Fire Safety) Notifier; Loop Control Module LEM-320, add it to your cart and complete checkout, or use the Request a Quote form for volume purchases and replacement / cross-reference enquiries. Lead time: typically 3–10 working days for in-stock items, subject to confirmation. Worldwide shipping is available and a commercial invoice is provided for customs.