7 APPLICATION INSTRUCTIONS
7.26 Timing Check Instructions
1037
7
DHOURM
This instruction measures the period of time for which the start contact is ON in units of hour, and turns on the device specified
by (d2) when the accumulated ON time reaches the time (32-bit binary data) specified in (s).
■Execution condition
■Description, range, data type
■Applicable devices
*1 FX and FY cannot be used.
*2 T, ST, C, and FD cannot be used.
• The RnCPU and RnENCPU with firmware version "17" or later support this instruction. (Use an engineering tool with version "1.020W" or later.)
Ladder ST
ENO:=DHOURM(EN,s,d1,d2);
FBD/LD
Instruction Execution condition
DHOURM
Operand Description Range Data type Data type (label)
(s) Time after which the alarm (d2) is set to on (unit: hour) 0 to 2147483647 32-bit signed binary ANY32
(d1) Device where the measured current value is stored 32-bit signed binary ANY32_ARRAY
(Number of elements: 2)
(d2) Device to be turned on when a timeout occurs (alarm
output)
Bit ANY_BOOL
EN Execution condition Bit BOOL
ENO Execution result Bit BOOL
Operand Bit Word Double word Indirect
specification
Constant Others
X, Y, M, L,
SM, F, B, SB,
FX, FY
J\ T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD
U\G, J\,
U3E\(H)G
Z LT, LST,
LC
LZ K, H E $
(s)
*1
(d1)
(d2)
*2
RnCPU
RnENCPU
RnSFCPU RnSFCPURnPCPURnPCPU
(Standard) (Safety)
(Redundant)
(Process)
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