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Replacing the EMF2172IB communication module (CAN) 7

EDSMF2178IB EN 3.0

7 Replacing the EMF2172IB communication module (CAN)

Observe the following information when replacing the EMF2172IB (CAN) communication

module by EMF2178IB (CANopen):

ƒ The communication modules feature different plug connectors for connecting the

voltage supply and the system bus (CAN).

ƒ The DIP switches of the communication modules feature different assignments for

setting the CAN node address and the baud rate (¶ 40). Furthermore there are

different adjustable CAN address ranges:

Communication module CAN address range DIP switch

EMF2172IB (CAN) 1 ... 63 S4 ... S9

EMF2178IB (CANopen) 1 ... 127 S1 ... S7

ƒ Depending on the standard device used, the 2. SDO channel is activated via code

C1865/1 or C2365/1 (¶ 41).

Changing the wiring

The following illustration shows how you must carry out the previous wiring for the

EMF2178IB communication module now.

2172

CAN

addressbaud

4 - 9

1 - 3

24 V DC

GND

High

Low

Address Bd

CANopen

CAN_L

SHLD

V+

CAN_H

GND

2178

2178CAN010

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 153 154

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Lenze EMF2178IB User Manual Page 39