Control Word - Baumuller b maXX 5000 Series Instruction Handbook Manual

7.4
Status word and Control word
7.4.2

Control word

The system state can be changed and the error states acknowledged via the control
word. The control word and the set process data can be transmitted withing the same
Modbus function code because the control word is in Modbus register 100 directly previ-
ous to the set process data.
Each writing access to the control word restarts the set value watchdog (see
Watchdog–
Modbus Bit Name
register no.
100 0 Change of status
100 1 Actual value Watchdog error acknowl-
edgment
100 2 Set value Watchdog error acknowl-
edgment
100 3 Acknowledge controller actual value
error
100 4 Acknowledge controller set value error Write
100 5 Acknowledge general error
101 - No function
54 Instruction handbook b maXX 5000 add-on module MOD
Document No.: 5.19015.01
of 90
on page 58).
Access Meaning
Write 0 = Pre-Operational
1 = Operational
Write 1 = Acknowledge Watchdog error
bit in status word
Write 1 = Acknowledge Watchdog error
bit in status word
Write 1 = Acknowledge controller error
bit in status word
1 = Acknowledge controller error
bit in status word
Write 1 = Acknowledge general error bit
in status word
Baumüller Nürnberg GmbH
ZSet Value