User manual

CAN-CR2xx - Manual, V2.0

Indicators and connections

2.3 Connections

2.3.1 Power connector

For the power connection of the CAN-Repeater, a screw terminal is used. For wir-

ing, please ensure that the cross-sectional area of the cable is not less than

0.2mm². The maximum area is 2.5mm² for the connector.

Pin No. Signal

1 +9 V bis +32 V DC

2 0 V

3 -

4 -

Table 2-3 Pin allocation of the power connector

The power connector is just plugged into the housing and can be removed with a

screwdriver or similar tool.

2.3.2 CAN connector (Sub-D9M)

The CAN bus interfaces are according to ISO 11898-2. The signals of the CAN bus

interfaces are connected to the Sub D-9 plugs (see Table 2-4).

Pin No. Sub D9 Signal

1 -

2 CAN-Low

3 CAN-GND

4 -

5 -

6 -

7 CAN-High

8 -

9 -

Table 2-4 Pin allocation of the CAN bus connector

The shield of the CAN connector is connected to the earth via a 10 nF capacitor.

The earth of the device is automatically connected to the DIN rail after mounting

Pin 1