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4466 EXTERNAL POWER SUPPLY - FIRE ALARM SOLUTIONS TECHNICAL DESCRIPTION
7. SET THE COM LOOP ADDRESS
The 4466 always occupies 3 addresses to support mounting of internal units. The internal units must be programmed at the two ad-
dresses following the 4466 unit. Auto addressing of the internal units will take place even if the auto addressing function is not used.
7.1.
AUTO ADDRESSING
The 4466 supports automatic addressing via EBLWin.
For more information, see the Planning Instructions for the system S/W version ≥2.4.
The 4464 and 4585 units can only be addressed by the c.i.e. (auto addressing). The unit connected to power supply output J5 must
have the 4466 technical address plus one. The unit connected to power supply output J6 must have the 4466 technical address
plus two.
For more information on units 4464 and 4585, see the technical description for each unit.
7.2.
MANUAL ADDRESSING
If auto addressing is not used, there is a possibility to manually set the address.
The COM loop address and mode settings have to be done before the unit is connected to the COM loop.
Each COM loop unit has to have a unique COM loop address (001-253). The address is set with the Address Setting Tool (4414).
Use the Address setting tool (4414).
a) Make sure the unit is connected to the 24 V DC power supply or the batteries.
b) Unplug the terminal block on the addressable unit.
c) Connect the Address Setting Tool's SA and SB terminals with the SA and SB terminals of the addressable unit. Use the
connection cable with crocodile clips.
d) Set the address.
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