Doc.No.: 03118-000-DE
Page 6 of 16
2.7. MP
A 1643 GA ALARM PANEL
The MPA 1643 is a full f
acility operator control unit with manual alarm controls in the MPA system. It
is designed for wall mounting in EX areas.
The unit consists of following:
• Interface PCB for buttons.
• Interface PCB for LEDs.
• Standard PCB for 1601 User panel.
• Standard PCB for 1603 Alarm panel.
• Din rail mounted safety barriers for buttons, LEDs and audio.
FEATURES:
- Microphone options are Gooseneck, or Handheld.
- RS485 data communication with MPA1600 Operation Unit from junction box with controller
boards in safe area. (Barriers in this box).
- 6 Zone-selection keys.
- 4 Alarm keys marked with the text “ALARM” and red colour.
- Cancel key.
- PA (normal paging) key.
- Emergency PA key marked with red colour.
- Protection against unauthorised use by means of time-trap functionality (the EM/alarm keys
and the Cancel keys must be held for 1 sec. before activation).
- Dimmer key.
- Status-Led for system A and system B.
- Led-indicators for all keys.
- Dimmable Backlight and indication LEDs.
2.8. MPA 1602 PA ENTERTAINMENT UNIT
The MPA 1602 is a PA Entertainment Unit in the MPA system. It is designed for 19” 2 Unit rack
mounting. And it is electrically isolated.
FEATURES:
- Up to 2 CD-players, or one CD-player and one external audio (TV/Video etc.)
- Configurable entertainment audio in any 6 zones per source.
- Keypad for zone selection and status indication.
- Entertainment / volume override during PA messages.
2.9. TERMINAL BOARD
Because of the high number of interfaces in the MPA system, a terminal board is necessary to interface
the MPA 1600 with ship-cables. See the attached drawing 03118-025-EC and 03118-000-IS for
connection and installation details.
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