CANopen information
TR-Electronic GmbH 2010, All Rights Reserved
Printed in the Federal Republic of Germany
Page 114 of 183
TR - ELA - BA - DGB - 0016 - 04
01/20/2017
3.6 Network management, NMT
The network management supports a simplified Boot-Up of the net. With only one
telegram for example all devices can be switched into the Operational condition.
After Power on the measuring system is first in the "Pre-Operational" condition (2).
Stopped
(14)
(9)
(2)
(3)
(4)
(7)
(5)
(8)
(6)
Power ON or Hardware Reset
(13)
(12)
(10)
(11)
(1)
Initialization
Pre-Operational
Operational
Figure 5: Boot-Up mechanism of the network management
State
Description
(1)
At Power on the initialization state is entered autonomously
(2)
Initialization finished - enter PRE-OPERATIONAL automatically
(3),(6)
Start_Remote_Node --> Operational
(4),(7)
Enter_PRE-OPERATIONAL_State --> Pre-Operational
(5),(8)
Stop_Remote_Node
(9),(10),(11)
Reset_Node
(12),(13),(14)
Reset_Communication