Aventics DDL Mode D'emploi page 76

76 AVENTICS | DDL | R412009417–BDL–001–AD
Commissioning and Operation
ON
Table 21:
Byte
Z
Z + 1 to
Z + 4
1)
See Tab. 18 on page 74 for the supply voltage thresholds.
Byte Z is the start address of the diagnosis area for this DDL
participant in the controller.
The diagnostic messages for the various voltages can be
enabled via the S6 DIP switch. The LED display is always active.
The message to the superior system can be switched off.
Table 22:
Bit1
S6
Bit
1
S6
2
OFF
5
6
7
8
1)
No messages are transmitted in the default setting
(bits 2, 5, 6, 7, 8 with OFF = no/±15 %).
Assignment of the diagnosis bits
Bit Meaning
0 24 V electronic voltage
1 24 V Ubyte 1
2 24 V Ubyte 2
3 24 V Ubyte 3
4 24 V Ubyte 4
5 –
6 –
7 DDL communication
0 to 7 Short circuit at output or open load
(see "Parameters")
Enabling the diagnosis
Function
See p. 22 for a description
Switching the
voltage tolerance for Ubyte 1-4
Transfer diagnostic message to
superior system.
Ubyte 1
Transfer diagnostic message to
superior system.
Ubyte 2
Transfer diagnostic message to
superior system.
Ubyte 3
Transfer diagnostic message to
superior system.
Ubyte 4
1)
1)
1)
1)
1)
ON
±10%
Yes
Yes
Yes
Yes
1)
OFF
±15%
No
No
No
No