Specifications

Appendix B: FR-320 Series Compatible Devices

1451/B401 A-A 0.12 25

1451/B401B A-A 0.12 25

System Sensor continued

1451/B406B A-A 0.12 25

1451DH/DH400 A-A 0.12 25

2100T A-N/A 0.12 25

2151/B110LP A-A 0.12 25

2151/B116LP A-A 0.12 25

2400TH A-N/A 0.12 25

2451/B401 A-A 0.12 25

2451/B401B A-A 0.12 25

2451/B406B A-A 0.12 25

2451/DH400 A-A 0.12 25

2451TH/B401 A-A 0.12 25

2451TH/B401B A-A 0.12 25

2451TH/B406B A-A 0.12 25

5451/B401 A-A 0.12 25

5451/B401B A-A 0.12 25

5451/B406B A-A 0.12 25

System Sensor i3

2W-B c/w base A-A 0.1 30

2WT-B c/w base A-A 0.1 30

Siemens

HI121 / (DB-11/DB-11E) HI121 0.1 20

OH121 / (DB-11/DB-11E) OH121 0.1 20

OP121 / (DB-11/DB-11E) OP121 0.1 20

Notes: For FR-320 Panels:

• Use 3.9K Ohm resistive EOL device with siemens detectors.

• Use active EOL part # ELRX-300 or ELRX-300R for all other two wire smoke

detectors.

Make Model / Base Compatibility

Identifier Head/

Base

Rated Standby

Current (mA)

Maximum #

of devices

per circuit