X20 system modules • X20 interface module communication • X20IF2792
X20 system User's Manual 3.10
1881
4.23.27.7 CAN bus node number
The node number for the CAN bus interface (IF2) is set with the two hex switches.
4.23.27.8 CAN bus interface
The interface is a 5-pin multipoint plug. The 0TB2105 terminal block must be ordered separately.
Interface
Pinout
Terminal
Function
1
CAN⊥
CAN ground
2
CAN_L
CAN low
3
SHLD
Shield
4
CAN_H
CAN high
5
NC
1
5
5-pin male multipoint connector
Table 663: Pinout
4.23.27.9 Terminating resistor
On
Off
Terminating resistor switch
The interface module has an integrated terminating resistor for the CAN bus interface. It can be turned on and off
with a switch on the bottom of the housing. An active terminating resistor is indicated by the "TERM" LED.
4.23.27.10 Firmware
This module comes with preinstalled firmware. The firmware is a component of Automation Studio. The module
is automatically updated to this version.
To update the firmware included in Automation Studio, the hardware must be upgraded (see "Project manage-
ment" / "Automation Studio upgrade" in the help system).
Summary of Contents for X20 System
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