Festo Электромотор MTR-DCI - Manual (Page 72)

3. Installation
3-16
Festo P.BE-MTR-DCI-DN-EN en 1209a
For the logic voltage supply, please also follow the advice in
chapter 3.3.2. Information on the connection specifications of
the Fieldbus adapter is provided in the installation manual of
the Fieldbus adapter.
Connection Pin Designation Function
1
9
1 n.c. Not connected
2 CAN_L CAN bus Low
3 CAN GND CAN bus reference potential
4 n.c. Not connected
5 CAN_SHLD Shield, capacitive connection to housing
6 CAN_V– Bus supply 0V / Logic voltage GND
7 CAN_H CAN bus High
8 n.c. Not connected
9 CAN_V+ Bus supply 24 V / Logic voltage 24 V
– Shield/housing Connection to (FE) functional earth
Tab. 3/8: Fieldbus interface “I/F” at the MTR-DCI-...-DN
Note
Always
use a bus termination at both ends of the fieldbus.
If the MTR-DCI is at the beginning or end of the fieldbus
segment:
• Connect the terminating resistor (121 Ω, 0.25W)
between the wires for CAN_H and CAN_L.