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RM-300MF Fireman's Microphone


The RM-300MF Fireman's Microphone is designed for exclusive use with the VM-3000 Series. It is equipped with an emergency activation key, permitting pre-recorded evacuation and alert announcements to be activated, and microphone announcement to be made in emergency situations. By connecting the RM-320F Fireman's Microphone Extension to the RM-300MF, the number of function keys can be expanded. The zone selection or failure acknowledgment function can be assigned to such function keys.

Power Source 24 V DC (operating range: 15 - 40 V DC, supplied from the VM-3000 system)
Current Consumption 120 mA (RM-300MF), 660 mA (with 3 RM-320F connected)
Frequency Response 200 Hz - 15 kHz
Distortion 1 % or less
S/N Ratio 55 dB or more
Microphone Unidirectional dynamic microphone with talk key, compressor (on/off switchable)
Volume Control Microphone volume control, Buzzer volume control
Connection Cable Main line: Shield CPEV cable (each one pair of Audio line, Data line, Power supply line)
or Category 5 Shielded Twisted-Pair straight cable for LAN (CAT5-STP), M3 screw terminal
Maximum Cable Distance Total 800 m (874.89 yd)
No. of Connectable RM-320F Max. 3 units
Operation Emergency key, Evacuate key, Alert key, Emergency reset key, CPU switch, Reset switch
Indicator Power indicator, Emergency indicator, Communication failure indicator, CPU OFF indicator,
Evacuation announcement indicator, Alert announcement indicator,
Emergency reset indicator, Microphone in-use indicator,
Emergency broadcast equipment in-use indicator
Operating Temperature -5 ℃ to +45 ℃ (23 ゜F to 113 ゜F)
Operating Humidity 5 % to 95 %RH (no condensation)
Finish ABS resin, blueish gray (PANTONE 538 or its equivalent)
Dimensions 200 (W) × 215 (H) × 82.5 (D) mm (7.87" × 8.46" × 3.25")
Weight 1.1 kg (2.43 lb) (with wall mounting bracket unit)
Accessory Wall mounting bracket unit…1, Wall mounting screw…2
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