ABB AC500 PLC, Руководство по оборудованию, Страница: 847 / 1315

Table 132: Channel Monitoring 4 )
Internal value Check channel
0 Plausib(ility), cut wire, short circuit
3 None
Table 133: Substitute Value 5 )
Intended behaviour of
output channel when the
control system stops
Required setting of the module
parameter "Behaviour of outputs
in case of a communication
error"
Required setting of the
channel parameter
"Substitute value"
Output OFF Off 0
Last value infinite Last value 0
Last value for 5 s Last value 5 s 0
Last value for 10 s Last value 10 s 0
Substitute value infinite Substitute value Depending on configura-
tion
Substitute value for 5 s Substitute value 5 s Depending on configura-
tion
Substitute value for 10 s Substitute value 10 s Depending on configura-
tion
Group Parameters for the Digital Part
Name Value Internal value Internal
value, type
Default
Input delay 0.01 ms
1 ms
8 ms
32 ms
0
1
2
3
BYTE 0.01 ms
0x00
Detect short circuits at
outputs
Off
On
0
1
BYTE On
0x01
Behaviour DO at comm.
error *)
Off
Last value
Last value 5 sec
Last value 10 sec
Substitute value
Substitute 5 sec
Substitute 10 sec
0
1
6
11
2
7
12
BYTE Off
0x00
Substitute value at
output
0 ... 255 00h ... FFh BYTE 0
0x0000
*) The parameter behaviourDOatCommunicationFault is only analyzed if the Failsafe-mode is
ON.
Device Specifications
Communication Interface Modules (S500) > EtherCAT
2019/04/17 3ADR010121, 13, en_US 847