Electrical Connection; Fig. 4-1: Connections On The Bt220-1; Fig. 4-2: Connections On The Bt220-2 - Bosch BT220 Technical And Operations Manual

4

Electrical Connection

Position of the Connec-
1070 080 037-101 (99.01) GB
Supply inputs, outputs and interfaces are isolated from each other.
' Disconnect the unit from power before wiring the BT220.
' Make sure that the circuits of relays or contactors, which are installed in
the same installation room as the BT220 include the corresponding free-
wheeling diodes or RC spark-quenching devices.
tions
X1
X1: 24VDC power input
X2: Outputs (indicator lamps, ready state)
X4: RS232 interface for the connection of PS 5000, or STK multi-contact
interface board
Fig. 4-1: Connections on the BT220-1
X1
X1: 24 VDC power input
X2: Outputs (indicator lamps, ready state)
X4: RS232 interface for the connection of PS 5000 or report printer
X5: RS232 interface for the connection of PS 5000, or STK multi-contact
interface board
Fig. 4-2: Connections on the BT220-2
Remarks
BT220-2: If an STK multi-contact interface board is connected to X5, only a
report printer may be connected to X4.
BT220 Technical Information and Operation
X4
5 1
9 6
X2 PE/Screening
X4
5 1
9 6
X2 PE/Screening
Electrical Connection
X5
5 1
9 6
4-1