Maple Systems MAPware-7000 - Manual (Page 129)

121 MAPware-7000 Ladder Logic Guide
1010-1041 rev. 00
Instruction 77- Single Shot Timer
Expression:
Space Requirement: 1 line x 5 column Location Requirement: Middle, Right rail
Function:
When the input is changed from OFF to ON, the output and the timer device corresponding to
the timer register B are immediately set to ON, and timer updating for B is started. The elapsed
time is stored in B.
When the specified time by A has elapsed after the input came ON, the output and the timer
device are turned OFF. (Timer updating is stopped)
The available data range for operand A is 0 to 32767.
Execution Condition:
Input Operation Output
OFF Elapsed time < preset time (timer is updating) ON
Elapsed time > preset time (timer is not updating) OFF
ON Elapsed time < preset time (timer is updating) ON
Elapsed time > preset time (timer is not updating) OFF
Operand:
Coil or Bit Register Constant Index
Name X Y B S T. C. M
X
W Y
W B
W S
W
T C D I J K
M
W
A Preset Time √ √ √ √ √ √ √ √ √ √ 0-32767
B Elapsed Time √
Example:
Y021 (and the timer device T.003) is turned OFF 1 second after X000 came ON.
Preset Less than
time (1s) preset time (1s)