Assembly Preparation - Bosch LECTUS select ARD‑SELECT‑BP Installation Manual

LECTUS select
2.3

Assembly preparation

1.
2.
Notice!
i
The wiring must be carried out in a de-energized state. In other words, the operating voltage
may only be switched on after the reader has been fully installed!
Connection terminal ST1
(8 pin screw / plug terminal, voltage supply / interfaces)
PIN number
Wire diameter
Stranded wire
Solid wire
Cable stripping length 6 to 7 mm
Bosch Security Systems B.V.
Lay the connection cables according to the local conditions and prepare them for
connection.
Remove the 8-pin screw / plug-in terminal from the reader module and connect the wires
according to this graphic:
1 2 3 4 5 6 7 8
1
2
3
4
5
6
7
8
Description
RS485 data "A"
RS485 data "B"
Do not connect
Do not connect
Do not connect
Do not connect
DC- (0V)
DC+ (from 8V to 30V)
AWG 28 - 16
AWG 28 - 16
Installation manual
Installation | en 17
2021-02 | 01 | F.01U.389.837