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Programming
5.10 Switch and relay blocks
S
R
Q
Figure 5-9
S
R
Q
Figure 5-10
Parameters
Parameters
Input parameters
En
Set
Reset
246
Set
Reset
Output
Switching diagram of a block "Latching relay", RS/SR priority = SR
Set
Reset
Output
Switching diagram of a block "Latching relay", RS/RS priority = RS
Tag type / range of
values
True / False
Digital input / output /
bit memory
STATUS_ERROR
True / False
Digital input / output /
bit memory
STATUS_ERROR
Description
Enable parameter, see section Often used parameters
(Page 198).
Sets the output to 1 on a positive edge (0 → 1).
With the setting "True", the output remains permanently
at 1. Resetting via the "Reset" input is then only possible
when "RS/SR priority" = RS.
Resets the "Set" input to 0 on a positive edge (0 → 1).
With the setting "True", "Set" is permanently reset if the
"RS/SR priority" = RS. The output remains permanently
set to 0.
With the setting "True", "Set" is processed if the "RS/SR
priority" = SR.
With the setting "unused" or "False", the "Set" input is not
reset.
Operating Instructions, 09/2017, C79000-G8976-C382-04
RTU3030C
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