Maple Systems MAPware-7000 - Manual (Page 146)

MAPware-7000 Ladder Logic Guide 138
1010-1041 rev. 00
Instruction 90- Step Sequence Input
Expression:
Space Requirement: 1 line x 3 column Location Requirement: Middle
Function:
When the input is ON and the device A is ON; the output is set to ON.
Execution Condition:
Input Operation Output
OFF No execution OFF
ON When A is ON ON
When A is OFF 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 Step Device √
Example:
The following sequential operation is performed.
When B020 is changed from OFF to ON, B400 is set to ON and subsequent 9 devices (B401 to
B409) are reset to OFF.
When X004 comes ON, B400 is reset to OFF and B401 is set to ON.
When both X005 and B022 are ON, B401 is reset to OFF and B402 is set to ON.