VideoJet X20
Appendix | en
115
Bosch Security Systems
Installation and Operating Manual
DOC | V4.0 | 2009.06
8.8
Terminal Block
The terminal block has several contacts for:
–
4 alarm inputs
–
4 relay outputs
–
Serial data transmission
Pin Assignment
The pin assignment of the serial interface depends on the interface mode used (see
Section 5.37 Advanced Mode: COM1, page 79
).
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
.
Contact
RS-232 mode
RS-422 mode
RS-485 mode
CTS
CTS (clear to send)
RxD- (receive data minus)
Data-
TXD
TxD (transmit data)
TxD- (transmit data minus)
RTS
RTS (ready to send)
TxD+ (transmit data plus)
Data+
RXD
RxD (receive data)
RxD+ (receive data plus)
GND
GND (ground)
—
—
Contact
Function
IN1
Input alarm 1
IN2
Input alarm 2
IN3
Input alarm 3
IN4
Input alarm 4
GND
Ground
R1
Relay output 1
R2
Relay output 2
R3
Relay output 3
R4
Relay output 4
RM1
LED remote indicator
RM2
LED remote indicator
BP
Backup power supply
GND
Ground
+
10 to 30 V (power supply)
–
Ground
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