Installation, Operation and Maintenance Manual
VCIOM-02377-EN Rev. 0
May 2022
11
Communication Features
Section 5: Communication Features
Section 5: Communication Features
Communication protocol
CAN bus standard, 5 wires DeviceNet application
Network topology
Line/Trunk-drop topology
Transmission medium
Specific cable for DeviceNet network: 1 twisted
pair for power, 1 twisted pair for data and shield
Data rate
125
250
500 Kbps
Cable length
500
250
100 m
(length may also vary with cable thickness)
Device number
64 devices per segment
Bus access
Producer-consumer network
Bus termination
External bus terminators required
Keystone Implementation
Device type
Generic (00 hex)
Group
Group 2 only slave
Physical layer
Isolated node with transceiver powered by
the
network
Current consumption
Current drawn from the network to power the
transceiver: 29 mA at 24 V; 27 mA at 17 V;
25 mA at 11 V
Communication
Predefined master/slave connection: explicit
message
and
polled
I/O
Baud rate
125 Kbps, 250 Kbps, 500 Kbps (default 125 Kbps).
Network configurable or manual configurable via
on-board
rotary
BCD
switch
Addressing (MACID)
0-63 (default 63). Network configurable or manual
configurable via on-board rotary BCD switches
Temperature
-40 °C, +85 °C
EMC protections
EN 50081-2 and EN 50082-2
