Mitsubishi Electric MELSEC FX Series - 7.5.8 ANR

7 Applied Instructions
7.5 Data Operation
256
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
7.5.8 ANR
Outline
This instruction resets an annunciator in the ON status with the smallest number.
1. Format and operation, execution form
2. Set data
3. Applicable devices
Function and operation explanation
1. 16-bit operation (ANR, ANRP)
When the command input turns ON, a state relay working as annunciator in the ON status is reset.
• If two or more state relays are ON, the state relay with the smallest number is reset.
When the command input is set to ON again, the state relay with the next smallest number is reset among
state relays working as annunciators in the ON status.
Related device
FX3U(C) FX3G FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder ST
ANR 16 bits Continuous ANR(EN);
ANRP 32 bits Pulse ANRP(EN);
Variable Description Data type
Input
variable
EN Execution condition Bit
Output
variable
ENO Execution state Bit
Operand
type
Bit Devices Word Devices Others
System User Digit Specification
System
User
Special
Unit
Index Constant
Real
Number
Character
String
Pointer
XYMTCS
D.b
KnX KnY KnM KnS T C D R
U\G
VZModifier K H E
""
P
-
There are no applicable devices.
Device Name Description
M8049 Enable annunciator When M8049 is set to ON, M8048 and D8049 are valid.
M8048 Annunciator ON When M8049 is ON and one of the state relays S900 to S999 is ON, M8048 turns ON.
D8049
Smallest state relay
number in ON status
Among S900 to S999, the smallest state relay number in the ON status is stored.
ANR
EN ENO
ANRP
EN ENO
Command input
ANR
EN ENO