Byte 16: Fault 2; Byte 17: Warnings 1 - AUMA AUMATIC AC 01.2 Manual

Description of the data interface
Bit Designation
(process representation)
3 Bit: Phase failure
4 Bit: Torque fault OPEN
5 Bit: Torque fault CLOSE
6 Bit: Internal error
7 Bit: No reaction
Table 10: Byte 16: Fault 2
Bit Designation
(process representation)
0 —
1 —
2 —
3 —
4 —
5 —
6 Bit: Config. error REMOTE
7 Bit: Incorrect phase seq
Table 11: Byte 17: Warnings 1
Bit Designation
(process representation)
0 —
1 —
2 —
3 —
4 Bit: Torque warn. CLOSE
5 Bit: Torque warn. OPEN
1)
6 Bit: SIL fault
7 Bit: No reaction
18
Value Description
1
When connecting to a 3-ph AC system and with internal 24 V DC supply of the
electronics: Phase 2 is missing.
When connecting to a 3-ph or 1-ph AC system and with external 24 V DC supply
of the electronics: One of the phases L1, L2 or L3 is missing.
0 No signal
1 Torque fault in direction OPEN
0 No signal
1 Torque fault in direction CLOSE
0 No signal
1 Collective signal 14: Internal fault
0 No internal fault
1 No actuator reaction to operation commands within the set reaction time.
0 No signal

Byte 16: Fault 2

The fault signals contain the causes why the actuator cannot be operated.
Value Description
No signal (reserved)
No signal (reserved)
No signal (reserved)
No signal (reserved)
No signal (reserved)
No signal (reserved)
1 Configuration error of REMOTE interface active.
0 No signal.
1 The phase conductors L1, L2 and L3 are connected in the wrong sequence.
0 Phase sequence is ok.

Byte 17: Warnings 1

The warning signals are for information only and do not interrupt or disable an
operation (as opposed to faults).
Value Description
No signal (reserved)
No signal (reserved)
No signal (reserved)
No signal (reserved)
1 Warning: Limit value for torque warning in direction CLOSE exceeded.
0 No signal
1 Warning: Limit value for torque warning in direction OPEN exceeded.
0 No signal
1 Warning: A SIL fault of the SIL sub-assembly has occurred.
0 No signal
1 Warning: No actuator reaction to operation commands within the set reaction time.
0 No signal
Actuator controls
AC 01.2/ACExC 01.2 Modbus RTU