RM-300MF
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 | 




 
 
 
 
 
 
 

