Mitsubishi Electric FX3G SERIES Programming Manual page 192

Programmable controllers

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Table of Contents

Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

2. ORI instruction (parallel connection of NC (normally closed) contacts)

Circuit program

Timing chart

LD instruction

ORI instruction

3. Relationship with ANB instruction

Devices used in OR and ORI instruction can be indexed with index registers (V and Z).

(State relays (S), special auxiliary relays (M), 32-bit counters, and "D .b" cannot be indexed.)

Circuit program

This function is supported only in FX

List program

After ANB instruction

List program

The parallel connection by OR or ORI instruction

is connected to the preceding LD or LDI

instruction in principle.

however, the parallel connection by OR or ORI

instruction is connected to the second preceding

LD or LDI instruction.

The index registers V0 to V7 and Z0 to Z7 are

available for indexing.

When the used device is an input (X) or output

(Y), the value of an index register (V or Z) is

converted into an octal number, and then added.

Example: When the value of V0 is "10", OR

7 Basic Instruction

After ANB instruction,

conductive) or OFF (becomes non-

conductive) by X013.

Fx3u series Fx3uc series