Operating Instructions Amendment Record ___________________________________ v Proprietary Notice ____________________________________ v Safety Information ___________________________________ vii Comments_________________________________________ vii Introduction The BFM 400 Microphones Range _________________________2 Microphone Options & Features __________________________2 Controls & Indicators __________________________________3 Technical Specification _________________________________4 Installation Mounting the Enclosure ________________________________5...
Baldwin Boxall Communications Limited. The possession of this manual and the use of the information is, therefore, restricted only to those persons duly authorised by Baldwin Boxall Communications Limited. Do not reproduce, transcribe, store in a retrieval system or translate into any language, any part of this manual without the prior permission of Baldwin Boxall Communications Limited.
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BFM 400 Microphones Operating Instructions In the interest of continual product development, Baldwin Boxall Communications Limited reserves the right to make changes to product specification without notice or liability. Use of Baldwin Boxall Communications Limited products as critical components in life support systems is not authorised except with express written approval from Baldwin Boxall Communications Limited.
BFM 400 Microphones Operating Instructions AFETY NFORMATION Personnel who install, maintain or repair this equipment must read the safety information below before starting work. Voltages in excess of 30 Volts RMS or 50 Volts DC are considered Hazardous and in certain circumstances can be lethal.
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BFM 400 Microphones Operating Instructions 1 Introduction The BFM400 range of intelligent Fire Microphones are designed to provide a wide variety of features to suit any installation. Figure 1.1 — Typical BFM401 Microphone The multi - zone Microphones (BFM404 & BFM408) communicate with the main control system via an RS485 communications link.
BFM 400 Microphones Operating Instructions 1.1 T BFM 400 M ICROPHONES ANGE The range of BFM400 microphones include the following types: Name No. of Zones BFM401 BFM404 BFM408 1.2 M & F ICROPHONE PTIONS EATURES All microphones in the BFM400 range include the following features as standard: •...
BFM 400 Microphones Operating Instructions 1.3 C & I ONTROLS NDICATORS The Front Panel controls and indicators are as follows: Figure 1.2 — Typical BFM404 Front Panel Controls & Indicators "Speak Now" Button Press button to make an announcement to the selected...
BFM 400 Microphones Operating Instructions 2 Installation 2.1 M OUNTING THE NCLOSURE To gain access to the mounting holes, open the box and remove the 4 off M5x8mm screws securing the inner panel. Carefully remove the panel and detach the CAT5 cable from the termination PCB.
BFM 400 Microphones Operating Instructions 2.2 H ARDWARE WITCHES AND ETTINGS There are 8 settings that are only available when the inner panel is removed. These are shown in Figure 2.2 (the PCB has been detached from the panel for clarity).
2.3 DVA M ESSAGE ELECTION OPTION The BFM 400 Microphones include an option to broadcast DVA Messages to either selected or all zones. : This is a modification that is normally a factory fitted option. The front panel of the microphones have extra cutouts behind the overlay to allow extra switches to be fitted.
BFM 400 Microphones Operating Instructions 2.4 P “A ” ROCESSOR YPASS OPTION It is possible to add an extra hard wired “All Call” processor bypass access switch to the BFM microphones to enable broadcasts in the unlikely event that the router suffers from a processor fault or RS485 network failure.
BFM 400 Microphones Operating Instructions 2.5 E LECTRICAL ONNECTIONS All electrical connections to the microphone are made using the connector block mounted on the termination PCB. To avoid the possibility of interference between the Audio and Data we recommend each microphone is connected using two separate 4 core Fire Rated cables, one carrying the Audio pair and the other the Serial Data pair.
BFM 400 Microphones Operating Instructions 3 Firmware Configuration It is necessary to configure the microphone prior to use. This configuration includes setting system specific options such as enabling the unit to communicate with the system, enabling monitoring of the microphone capsule, and setting the delay before the “Speak Now”...
BFM 400 Microphones Operating Instructions Note: If loading of Default values has changed any of the set values it will be neccasary to press and hold the "Faul Accept" and "Speak" buttons for 5 seconds in order to accept the new Configuration. Failure to perform this step will result in the Microphone and connected BVRD2M/ 4 routers indicating a Fault.
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BFM 400 Microphones Operating Instructions 5. The VA Active indicator should now flash once. This indicates the unit is in Position 1 within the Configuration Table, and the “Speak Now” LED will also flash to indicate the current setting of the “Speak Now Delay”...
BFM 400 Microphones Operating Instructions 3.4 BFM400 C ONFIGURATION ABLE Table 3.1 — Configuration Table Position Function / Setting Available Options Default Setting "Speak Now" delay 1=0, 2=0.5, 3=1.0 ... 14=6.5, 15=7.0, 16=7.5 (in seconds) Mic Address Normally set to match the physical Input in use, (except for Type 1 protocol - see section 3.6.2)
BFM 400 Microphones Operating Instructions **** The Factory Default RS485 Protocol is “Type 0” for units manufactured prior to Batch # 28351. ***** For Audio Path Monitoring A-DC jumper must be set to MON. Only compatible with BVRD2M or BVRD2M4 firmware versions of V3.0 or higher.
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BFM 400 Microphones Operating Instructions indicate a "Transmission Fault" and after 1 hour the connected BVRD2M or BVRD2M4 will indicate a "System Fault" which will need to be manually accepted and reset at the router. Note: Before the Microphone can be used the RS485 button allocation ...
BFM 400 Microphones Operating Instructions 3.6 M & C DDRESS HANNEL ETTINGS 3.6.1 Setting Mic Address (using Type 0 protocol) The unit must be set to the correct Mic Address to allow monitoring of communications between the mic and the router, and also to identify the mic if the “Listen In”...
BFM 400 Microphones Operating Instructions 3.6.2 Setting Mic Address (using Type 1 protocol) The unit must be set to the correct Mic Address to allow monitoring of communications between the mic and the router, and also to identify the mic if the “Listen In” function is selected.
BFM 400 Microphones Operating Instructions 3.6.3 Setting Mic Address (Type 2 & 3 protocol) The unit must be set to the correct Mic Address to allow monitoring of communications between the mic and the router, and also to identify the mic if the “Listen In” function is selected.
BFM 400 Microphones Operating Instructions 3.7 S “A ETTING OR CANCELLING ” CANCEL OF ELECTED ONES The “Auto-cancel of Selected Zones” function clears selected zones once an announcement has been made and the “Speak” button has been released. When this function is not selected, the zones selected remain selected after the announcement has been made.
BFM 400 Microphones Operating Instructions 4.2 T “A ” AKE AN ANNOUNCEMENT 4.2.1 Using BFM401 Microphone 1. Pick up the fist microphone. 2. Press the thumbswitch on the microphone or the “SPEAK” button on the front panel and wait for the “SPEAK NOW”...
BFM 400 Microphones Operating Instructions 4.3 T AKE AN NNOUNCEMENT TO ELECTED ONES 1. Press the Zone Select Buttons for the required zones. The “Zone Status” Indicators will flash to indicate the zone(s) have been selected. : If a zone is already busy with another announcement the indicator ...
ROADCAST ESSAGES ONLY AVAILABLE WHEN FITTED The BFM 400 Microphones can have additional switches fitted that enable them to broadcast DVA messages. These switches are generally “flip-top” switches to prevent accidental operation and are normally a factory fit option. : The actual operation of each microphone may differ depending on...
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