Chapter 23 Timer instructions
634 Rockwell Automation Publication 2080-RM001D-EN-E - February 2015
The DOY function has four channel inputs; it turns on an output if the value of
Real-Time Clock (RTC) is in the range of the Year Time setting of any one of
four channels. If RTC is not present, the output is always off.
DOY operation
Configure any of the Time input parameters with valid ranges as specified in the
DOYDATA Data Type table. If TimeX.Enable is set to TRUE and an RTC is
present and enabled, an invalid value will fault the controller.
Arguments
Parameter Parameter Type Data Type Description
EN Input BOOL Function enable.
When EN = TRUE, perform the function.
When EN = FALSE, do not perform the function.
TimeA Input DOYDATA Year Time Setting of Channel A.
See DOYDATA data type on page 636.
TimeB Input DOYDATA Year Time Setting of Channel B.
See DOYDATA data type on page 636.
TimeC Input DOYDATA Year Time Setting of Channel C.
See DOYDATA data type on page 636.
TimeD Input DOYDATA Year Time Setting of Channel D.
See DOYDATA data type on page 636.
DOY Output BOOL If TRUE, the value of the real-time clock is in the range of the Year Time setting of
any one of the four channels.
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