Fieldbus interfaces | 7
ma_dr_f6-cu-p-inst-20182705_en
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7 Fieldbus interfaces
7.1 Type code fieldbus
A CAN interface is integrated in the control unit as standard. Other fieldbus inter-
faces are identified by the 10th digit of the material number.
10. digit
Control board variant
3
PRO | Multi encoder interface,
, Ethernet fieldbus interface, RS485
potential-free
4
PRO | no encoder interface,
, Ethernet fieldbus interface, safe relay
5
PRO | Multi encoder interface,
, Ethernet fieldbus interface, safe re-
lay
7.2 CAN
Specification
Fieldbus type
Transmission level
According to DIN ISO 11898; ISO High
Speed
Transmission speed
20, 25, 50, 100, 125, 250, 500, 1000
kbit/s; adjustable via (fb66)
Potential separation
Functional insulation between CAN ter-
minals and to the control potential.
Bus termination
120 Ω external between (CAN High and
CAN Low) at both ends of the bus line.
Connection
X2A.23
X2A.24
X2A.25
CAN_L
CAN_H
CAN_GND
CAN_L
CAN_H
CAN_GND
120Ω
120Ω
Abb. 3:
Connection CAN bus
Clamp Name
Note
X2A.23 CAN low
No internal bus termination
X2A.24 CAN high
X2A.25 CAN GND
CAN ground (can be wired depending on the cus-
tomer subscriber)
NET ST - LED in CAN mode
According to CiA 303-3, the NET ST LED is a combination of RUN and ERROR
LED.
Light pattern NET ST LED (red/
green combination)
Status
Light pattern
Description
Pre-Op
g-0 (grid 200 ms)
Device in PRE-OPERA-
TIONAL status
Stop
g-0-0-0-0-0 (grid 200 ms)
Device in STOPPED
status