Touch-it CE
Operating Instructions
Christ Elektronik GmbH
27
/
37
www.christ-elektronik.de
Tel.: +49 8331 8371-0
4.3
CAN Connector
Type
RJ45 Tab-up
Pin
Function
Description
1
CAN-High
Can High Signal
2
CAN-Low
Can Low Signal
3
CAN-GND
Can Ground Signal
4
n.c.
5
n.c.
6
n.c.
7
n.c.
8
n.c.
The switch above the CAN Connector enables the termination
resistor (120Ω) between the CAN-High and CAN-Low signals.
4.4
COM1 (RS-232)
Type
RJ45 Tab-up
Pin
Function
Description
1
GND
Ground
2
GND
Ground
3
n.c.
4
TxD
Transmit Data
5
RxD
Receive Data
6
n.c.
7
RTS
Request to Send
8
CTS
Clear to Send
Position SW2
Description
OFF
„left“
CAN Termination Off
ON
„right“
CAN Termination On