Terminal Block - Bosch VJT-X20S Installation And Operating Manual

VideoJet X20
8.8

Terminal Block

The terminal block has several contacts for:
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–
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Pin Assignment
The pin assignment of the serial interface depends on the interface mode used (see
Section 5.37 Advanced Mode: COM1, page 79).
Contact
CTS
TXD
RTS
RXD
GND
Contact
IN1
IN2
IN3
IN4
GND
R1
R2
R3
R4
RM1
RM2
BP
GND
+
–
Connect each alarm input to a ground contact (GND) when connecting alarm inputs.
For the RM1 and RM2 contact specifications, see Section Remote Indication of the Connection
Status, page 22.
For the backup power supply specifications, see Section Backup Power Supply, page 23.
Bosch Security Systems
4 alarm inputs
4 relay outputs
Serial data transmission
RS-232 mode
CTS (clear to send)
TxD (transmit data)
RTS (ready to send)
RxD (receive data)
GND (ground)
Function
Input alarm 1
Input alarm 2
Input alarm 3
Input alarm 4
Ground
Relay output 1
Relay output 2
Relay output 3
Relay output 4
LED remote indicator
LED remote indicator
Backup power supply
Ground
10 to 30 V (power supply)
Ground
Installation and Operating Manual
RS-422 mode
RxD- (receive data minus)
TxD- (transmit data minus)
TxD+ (transmit data plus)
RxD+ (receive data plus)
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Appendix | en 115
RS-485 mode
Data-
Data+
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DOC | V4.0 | 2009.06