Product Details
The Edwards EST SIGA-HFD is an intelligent addressable fixed-temperature heat detector for Signature Series loops. It uses a 135 °F threshold with on-board diagnostics and environmental compensation to deliver dependable heat detection, and a green/red status LED provides clear at-a-glance indication.
Key Specifications:
Type: Intelligent addressable heat detector
Core Function(s): Fixed-temperature heat sensing at 135 °F
Loop/Protocol: Signature Series SLC
Power: 15.20 to 19.95 VDC
Indicators/UI: Bi-color status LED
Operating Range: 32 to 100 °F; 0 to 93% RH, non-condensing
Notes: 50 ft spacing
Compatible Bases & Accessories:
SIGA-SB – Standard base
SIGA-SB4 – 4-inch standard base with trim skirt
SIGA-RB – Relay base
SIGA-RB4 – 4-inch relay base with trim skirt
SIGA-IB – Fault isolator base
SIGA-IB4 – 4-inch fault isolator base with trim skirt
SIGA-AB4G – Audible sounder base
SIGA-AB4G-LF – 520 Hz low-frequency sounder base
SIGA-AB4GT – Audible sounder base
SIGA-LED – Remote alarm LED (for SB/SB4 bases)
SIGA-TS4 – Trim skirt for 4-inch bases
System Compatibility:
Signature Series control panels using a Signature loop controller.