MITSUBISHI ELECTRIC 700 Series - Manual (Page 139)

134
Sequence Instructions
(1) When the MC ON/OFF command is on at the start of master control, the
operation results between MC and MCR are as performed by the instructions
(ladder).
(2) If the MC instruction is off, the scan between the MC and MCR instructions is
executed, and therefore, the scan time does not become short.
When the MC instruction is off, the operation results between MC and MCR are
as described below.
(3) By changing the device at , the MC instruction can use the same nesting (N)
number any number of times.
(4) When the MC instruction is on, the coil of the device specified at turns on.
Since using the same device in the OUT instruction, etc. will result in double coils,
the device specified at should not be used in any other instruction.
MC
100ms, 10ms timer
The count value is reset to 0 and both the coil and contact
turn off.
100ms retentive timer, counter
The coil turns off but both the count value and contact
maintain the current states.
Devices in OUT instruction All turn off.
SET, RST,
SFT or
basic
device in instruction Maintains the current state.
D
D
D