Function blocks
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MN05013005E
231
Contacts
HY01Q1 to HY32Q1
Memory requirement for the year time switch
The year time switch function block requires 68 bytes of
memory plus 4 bytes per channel used.
Function of the year time switch function block
The year time switch can operate with ranges, individual days,
months, years or combinations.
Years
ON: 2002 to OFF: 2010 means:
Switch on at 00:00 on 01.01.2002 and switch off at 00:00 on
the 01.01.2011.
Months
ON: 04 to OFF: 10 means:
Switch on at 00:00 on 1st April and switch off at 00:00 on 1st
November
Days
ON: 02 to OFF: 25 means:
Switch on at 00:00 on the 2nd and switch off at 00:00 on the
26th
Rules for the year time switch
The contact switches in the defined years (ON to OFF), the
defined months (ON to OFF) and in the days entered (ON to
OFF).
Time ranges must be input with two channels, one for ON and
one for OFF.
Overlapping channels:
The first ON date switches on and the first OFF date switches
off.
J
Avoid incomplete entries. It hinders transparency and leads
to unwanted functions.