Nice BB2BK, Manual, Page: 21 / 83

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To check proper operation, just press any key and make sure the red transmission LED indicator is flashing.
MODULAR RECEIVERS
Modular receivers with power supply of 12-24 Vac-dc BBMK or 220Vac BBMK220 allow up to 4 channels to
be controlled simultaneously and up to 1000 codes to be managed. Make the connections according to the
following diagram:
1-2: POWER SUPPLY: from 12 to 24 V
(BBMK) dc or ac with automatic internal
adjustment. 220 Vac (BBMK220)
3-4: 1ST RELAY OUTPUT: clean contact of
a normally open relay
5-6: 2ND RELAY OUTPUT: clean contact of
a normally open relay
7-8: 3RD RELAY OUTPUT: clean contact of
a normally open relay
9-10: 4TH RELAY OUTPUT: clean contact
of a normally open relay
1-2: ANTENNA: input for antenna signals
Fig. 2
OUTPUTS ANTENNA