Unit installation

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7.5 UL Listed Analog Addressable Devices
The following Listed analog addressable smoke detectors, detector bases, monitor modules, control
modules and fault isolator modules are compatible with the MR-2900 Control Panel using the MR-2909
and/or MR-2919 Addressable Input Circuit Modules. Up to 99 detectors and 99 monitor/control modules
may be connected to each addressable communications circuit. Refer to the installation instructions which
accompany each device for details of installation wiring and proper application.
Manufacturer Model Type
Secutron MRI-1251B Ionization type smoke detector
MRI-2251B Photoelectric type smoke detector
MRI-2251TB Photoelectric type smoke detector w/ thermal element
MRI-2251TMB Acclimate Photoelectric type smoke Detector w/ thermal element
MRI-5251B Thermostat
MRI-5251RB Thermostat w/ Rate of Rise
MRI-5251H High Temperature Thermostat
MRI-M500M Monitor module, Classes A/B initiating
MRI-M501M Mini Monitor module, “Class B” initiating
MRI-M502M Monitor Module for 2-wire smoke detectors
MRI-M500R Control module
MRI-M500S Control module
MRI-M500X Fault isolator module