Serial Interface; Terminal Block - Bosch VIP XD Installation And Operating Manual

66 en | Appendix
8.5

Serial Interface

Options for using the serial interface include transferring transparent data, controlling
connected units or operating the unit with a terminal program.
The serial interface supports the RS-232/RS-422/RS-485 transmission standards. The mode
used depends on the current configuration (see Section 5.17 COM1, page 43). Connection is
via the terminal block.
8.6

Terminal Block

The terminal block has several contacts for:
–
–
–
Pin Assignment
The pin assignment of the serial interface depends on the interface mode used (see
Section 5.17 COM1, page 43).
Contact
CTS
RTS
RXD
TXD
GND
Contact
IN1
IN2
IN3
IN4
GND
R
+
–
Connect each alarm input to a ground contact (GND) when connecting alarm inputs.
DOC | V4.0 | 2009.06
4 alarm inputs
1 relay output
Serial data transmission
RS-232 mode
CTS (clear to send)
RTS (ready to send)
RxD (receive data)
TxD (transmit data)
GND (ground)
Function
Input alarm 1
Input alarm 2
Input alarm 3
Input alarm 4
Ground
Relay Output
12 to 24 V DC (power supply)
Ground
Installation and Operating Manual
RS-422 mode
RxD- (receive data minus)
TxD- (transmit data minus)
RxD+ (receive data plus)
TxD+ (transmit data plus)
—
VIP XD
RS-485 mode
Data-
Data+
—
Bosch Security Systems