Videx ESVK Manual page 12

ESVK/KRV86 - ESVK/KRV88 Series "2 wire Bus" videokit
Art. 4384
Speaker unit with built-in camera
Art. 4384X
Speaker unit with built-in camera & proximity key reader
RS485 CONNECTION
With switch 8 in ON position the
module can be connected using an
RS485 bus connection via an RS485
to USB converter (Art. 481) as shown
in Fig. 3.
This method of connection can be
used for programming and setup of
the module.
Over distances shorter than 500mt
the bus termination jumper on the
Art. 481 can be set to the OPEN po-
sition.
404x FLAT CABLE CONNECTION
To power the button module connect one of the inbuilt IDC male connectors to the IDC male connector of the camera unit mod-
ule through the flat cable provided. Further buttons expansion modules can be connected to the free IDC male connector of the
previous expansion module (Fig. 4).
Art. CFL17
17 cm lenght flat cable
(Supplied)
Art. CFL45
45 cm lenght flat cable
(to be ordered separately)
Fig. 4
J2 AND J1 JUMPERS BACKLIT LEDS SETTINGS
For proper functioning please set J2 and J1 jumpers of any connected button expansion module Art. 404x as shown in the table below.
NOTE: when more modules are connected, following the connection order, every two modules, the previous must be set as module
1 while the next must be set as module 2.
USING ONE SINGLE EXPANSION BUTTON MODULE
J2
B A
ESVK/KRV86 - ESVK/KRV88 Series - Installation handbook
4384-0
4384-1
4384-2
4384X-0
4384X-1
4384X-2
STEEL
ALI
HIGH BRASS
MATTE
Made in Italy
RS485
Fig. 3
J1
B A
- 12 -
Balance
485 / 232
USB-PC
ON
1 2 3 4 5 6 7 8
EXPANSION
BUTTONS
OR
USING A COUPLE EXPANSION BUTTON MODULES
Art. 4384 - Art. 4384X
Expansion button module 1
J2
B A
Expansion button module 2
J2
B A
NOTE: to connect more than 2 expansion button modules,
please refer also to the installation diagrams.
switch to RS485 position
RS-232
Art. 481
BUS termination jumper
USB-Serial Converter
in the closed position
RS-485
BUS
Termination A B GND
Open
Close
USB cable
RS485 cable
J1
B A
J1
B A
66550045-EN - V6.2 - 31/10/20
PC
1
2