Mitsubishi Q Series Programming Guide

APP -10 APP -10
A
PPENDICES
MELSEC-Q
APPENDIX 2.3 Forced Transition Bit (TRn) Replacement Method
(1) Operation by forced transition bit
The forced transition bit forcibly satisfies a transition condition.
When the forced transition bits are used, the preset input conditions can be ignored and the
transition conditions can be satisfied in due order.
M0
SET BL0\TR0
M10
RST BL0\TR0
M1
SET BL0\TR1
M11
RST BL0\TR1
Sequence program SFC program
User-set transition
condition
S0
t0
S1
t1
TRAN
TRAN
User-set transition
condition
(2) Forced transition bit replacement method
Describe any bit device in the transition condition, where it is desired to cause a forced
transition, under the OR condition and turn ON the bit device described under the OR
condition to cause a forced transition.
SFC program
User-set transition
S0
t0
S1
t1
User-set transition
Condition
Condition

Mitsubishi Q Series Specifications

General

Brand	Mitsubishi
Model	Q Series
Category	Control Unit
Language	English