Nesting (N) - Mitsubishi Electric MELSEC Q Series Programming Manual

5 SEQUENCE INSTRUCTIONS FOR MOTION CPU

5.1.9 Nesting (N)

(1) This indicates the master control nesting structure.
(2) The master control nesting (N) is used in order from smallest number.
A
N0 M15
B
N1 M16
C
N2 M17
(a) The conditions for each master control to turn ON are as follow.
• MC N0 M15: ON when condition A is ON
• MC N1 M16: ON when conditions A, B are ON
• MC N2 M17: ON when conditions A, B, C are ON
(b) The timer and counter when the master control is OFF is as follows.
• 100ms timer, 10ms timer : The count value is set to 0.
• 100ms integrated timer
• Counter
• OUT instruction
MC N0 M15
MC N1 M16
MC N2 M17
MCR N2
MCR N1
MCR N0
: The current count value is retained.
: The current counter value is retained.
: All turn OFF.
5 - 7
Execute when A conditions are set.
Execute when A,B conditions are set.
Execute when A,B,C conditions are set.
Reset MC2 to 7
Execute when A,B conditions are set.
Reset MC1 to 7
Execute when A conditions are set.
Reset MC0 to 7
Execute regardless of A,B,C conditions.