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MIC440 Explosion Protected CCTV Camera System| Installation and Operation Manual
EN | 18
Bosch Security Systems
Issue 6
Table C – Power Connection to Header HD1
Table D - Composite cable to Power Supply HD-3 Connection Table
Composite
Cable Wire
Colour
Function
Terminal Box
Connector
Terminal
Box ID
Marking
Red
AC supply
HD3-1
Power
Green
AC supply rtn.
HD3-2
Power
White
Rx +
HD3-3
RxB
Yellow
Rx -
HD3-4
RxA
Drain Wire
Gnd
HD3-5
GND
Blue
Tx -
HD3-6
TxA
Violet
Tx +
HD3-7
TxB
Coax Core
Video
HD3-8
Video
Coax Screen
Video Return
HD3-9
Vid 0v
Black
(Optional)
Tamper Switch
HD3-10
Tamp Sw
Orange
(Optional)
Wash drive
HD3-11
Wash
Table E - Telemetry Connections to HD3, HD4 and HD5
Fuse ratings
The power supply houses 4 off 20mm fuses in fuse holders. The ratings for these
fuses if fixed on the low voltage secondary side but changes with input voltage on
the high voltage primary side.
The following table shows the fuse values fitted for the different supplies for
operating the power supply:
Note FS 4 does not exist
Table F – Fuse Ratings for MIC-240PSU, MIC-24PSU and MIC-115PSU
Live
HD1-1
Neutral
HD1-2
Earth
HD1-3
Telemetry
Signal Name
HD3
HD4
HD5
RXB or Rx +
Pin 3
Pin 1
Pin 1
RXA or Rx -
Pin 4
Pin 2
Pin 2
GND
Pin 5
Pin 3
Pin 3
TXA or Tx -
Pin 6
Pin 4
Pin 4
TXB or Tx +
Pin 7
Pin 5
Pin 5
Fuse ident
Fuse function.
Rating for 240v
primary
Rating for 115v
primary
FS 1
MIC400 protection
1.6A glass Anti
surge (T)
1.6A glass Anti
surge (T)
FS 2
Primary protection.
800mA ceramic
quick blow
800mA ceramic
quick blow
FS 3
Heater protection 1
1.6A glass Anti
surge (T)
1.6A glass Anti
surge (T)
FS 5
Heater protection 2
1.6A glass Anti
surge (T)
1.6A glass Anti
surge (T)