Byte 18: Warnings 2; Byte 19: Warnings 3 - AUMA AUMATIC AC 01.2 Manual

Actuator controls
AC 01.2/ACExC 01.2 Modbus RTU
1) The safety function indications via fieldbus are for information only and must not be used as part of a safety function. The I/O signals of
the SIL module must be used for this purpose.
Table 12: Byte 18: Warnings 2
Bit Designation
(process representation)
0 Bit: Wrn controls temp
1 —
2 —
3 Bit: 24 V DC, external
4 —
5 Bit: RTC button cell
6 Bit: RTC not set
7 Bit: Config. warning
Table 13: Byte 19: Warnings 3
Bit Designation
(process representation)
0 Bit: Wrn FOC budget
1 Bit: Wrn FO cables
2 Bit: Wrn input AIN 2
3 Bit: Wrn input AIN 1
4 Bit: Internal warning
5 Bit: WrnOnTiStarts
6 Bit: WrnOnTiRunning
7 Bit: Op. time warning

Byte 18: Warnings 2

Value Description
1 Warning: Temperature within controls housing too high
0 No signal
No signal (reserved)
No signal (reserved)
1 The external 24 V AC voltage supply of the controls has exceeded the power supply
limits.
0 No signal
No signal (reserved)
1 Warning: The voltage of the RTC button cell is too low.
0 No signal
1 The real time clock has not yet been set on the basis of valid values.
0 No signal
1 Warning: Configuration setting is incorrect.
The device can still be operated with restrictions.
0 No signal

Byte 19: Warnings 3

Value Description
1 Warning: FO cable system reserve reached (critical or permissible Rx receive level)
0 No signal
1 Warning:
Optical receiving signal (channel 1) incorrect (no or insufficient Rx receive level) or
RS-485 format error (incorrect bit(s))
0 No signal
1 Warning: Loss of signal analogue input 2
0 No signal
1 Warning: Loss of signal analogue input 1
0 No signal
1 Collective signal 15: Internal warning
0 No internal warning
1 Warning: Max. number of motor starts (starts) exceeded
0 No signal
1 Warning: Max. running time/h exceeded
0 No signal
1 Warning: Max. permissible operating time for an operation (OPEN-CLOSE) exceeded
0 No signal
Description of the data interface
19