ViziT BK-4M Operating

BK-4M
OPERATING INSTRUCTION
Commutator BK-4M (the device hereinafter) is intended for operation within VIZIT video doorphones as a commutation
device to provide intercom between the doorstation / control unit and apartment handsets UKP.
FEATURES
- Simple apartment number coding
PARTS LIST
Commutator BK-4M
Jumpers
Operating instruction
1 pc.
12 pcs.
1 pc.
SAFETY INSTRUCTIONS
The device does not contain voltage above 24 VDC.
Do not make any connections or repair, when the power is on.
INSTALLATION
For qualified installation, wiring and servicing refer to technical and commercial partners of VIZIT TM. The list of
companies is given on VIZIT.EU (http://vizit.eu/eurounion/).
1
1
2
3
2
(1) - DIN-rail, width 35 mm, depth 1-2 mm
- Drill two holes (1) in a wall, with
diameter 6mm and depth 30 mm.
(2) - Holder for fixing on a DIN-rail
- Drive anchors 6х30 (2) into the holes.
Figure 2 - Mounting on a DIN-rail
- Fix the device by fastening 2 screws 3.5х25 (3)
in the anchors.
Note. Fasteners are not supplied.
Figure1 - Mounting on a wall
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BK-4M Operating Instruction (revision 2016-06)
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CONNECTIONS
· Take off the device cover to access the PCB.
Doorphone cables are connected to the terminals on the PCB.
Apartment number coding is carried out by setting jumpers on the PCB.
Jumpers set in FA, FB, FC, FD zones
are intended for apartment number programming.
FA = 80 40 20 10
8
4
2
1
PROGRAM
J1
+1
LN
To subscriber devices
FA/FB/FC/FD - Intercom line “minus”
LN
- Intercom line “plus”
LINE
GND
+2
Ek
+3
LN
C1
+
+4
SEL
Intercom line
(from the control
unit / doorstation)
RU1
Figure 3 - Terminals layout and destinations, jumpers purpose
·
Program apartment numbers by setting the jumpers. Apartment numbers may be of the same decade or of different
decades.
The number of apartment connected to terminal FA is set by 1 to 8 jumpers, and shall be equal to the sum of numbers
above the jumpers.
The number of apartment connected to terminal FB is equal to: number FA + figure (from 1 to 4), set by 2 jumpers in FB
zone according to the table on the PCB.
The number of apartment connected to terminal FC is equal to: number FB + figure (from 1 to 4), set by 2 jumpers in FC
zone according to the table.
The number of apartment connected to terminal FD is equal to: number FC + figure (from 1 to 4), set by 2 jumpers in FD
zone according to the table.
The example of wiring diagram (Fig. 4) shows how to connect apartment handsets UKP from apartments No 69, 70, 71,
75 to the commutator.
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BK-4M Operating Instruction (revision 2016-06)
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EXAMPLE OF WIRING DIAGRAM
Ap. No71
Ap. No75
Ap. No70
FC
FB
LN
LN
Handset
Ap. No69
Handset
FD
FA
LN
LN
Handset
FD
LN
FC FB
LN
Handset
FA
FA = 80 40 20 10
LN
LN
RU1
8
Сommutator
BK-4M
4
+1
+2
+3
+4
2
1
PROGRAM
J1
C1
+
LINE
Ek
GND
SEL
For connection of a doorstation / control unit
refer to operating instructions on these devices
Figure 4 - Connection of Commutator BK-4M
SPECIFICATIONS
Max. number of connected handsets UKP
Operating voltage
Current consumption
Dimensions (W)x(H)x(D)
Weight
4 pcs.
15 VDC (from doorstation or control unit)
1 mA max
75х135х35 mm
0.2 kg
OPERATING CONDITIONS
Ambient temperature range:
Relative humidity of air:
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+ 1°C to +40°C
up to 93% at 25°C
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