Contact Relay Module FX-RLY

Manufacture: kidde
Product code: FX-RLY

The FX-RLY provides one Form C dry relay contact. It can also be configured to provide polarity reversal of its output ⭐
✅ The FX-RLY can be used to control external appliances or shut down equipment.


Consulting hotline: 0944934114
Product information

- The FX-RLY is wired according to its operation. It is configured to operate as a relay nonsilence device type, and can function as either a control relay or polarity reversal relay, depending on how it is wired.

- Control relay function: Provides one Form C dry relay contact.

- Polarity reversal relay function: Provides polarity reversal of its output.

Note: Additional device types are available through front panel programming or the configuration utility. Refer to applicable control panel technical reference manual.

Contact Relay Module FX-RLY


Communication line voltage Maximum 20 V peak-to-peak



125 µA

125 µA

Contact ratings (pilot duty)

30 VDC

125 VAC

2 A

0.5A resistive load 60 W or 62.5 VA max

Relay type Form C, programmable
Ground fault impedance 10 k ohm
Operating environment



32 to 120°F (0 to 49°C)

0 to 93% RH, noncondensing at 90°F (32°C)

Storage temperature range –4 to 140°F (–20 to 60°C)
Compatible electrical boxes North American 4 inch square x 2-1/2 in. (64 mm) deep 1 gang box North American 4 inch square x 2-1/2 in. (64 mm) deep 2 gang box Standard 4 in. square box 1-1/2 in. (38 mm) deep box
Wire size 12, 14, 16, or 18 AWG wire (2.5, 1.5, 1.0, or 0.75 sq. mm) (Sizes 16 and 18 AWG are preferred)
Module address (one address required) 01 to 64 (64 point control panel) 01 to 127 (1000 point control panel)

Ordering Information

Model Description Ship Weight
FX-IDC1A Analog Class A Single Input Module 0.50 lbs. (0.23 kg.)
FX-IDC1B Analog Single Input Mini Module 0.34 lbs. (0.15 kg.)
FX-2WIRE Analog Class A-B Two-Wire Module 0.50 lbs. (0.23 kg.)
FX-IDC2B Analog Dual Input Module 0.50 lbs. (0.23 kg.)
FX-2IDCWS Analog Dual Input Waterflow-Supervisory Module
FX-NAC Analog NAC Module
FX-RLY Analog Contact Relay Module
FX-ISO Analog SLC Fault Isolator Module
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