Справочник Пользователя для Mitsubishi Electronics FX

FX Series Programmable Controllers

10-28

The following programming code is an example of how to set up the Pre-Tuning function.

•

K500

D500

  FNC 12
  MOV

P

K1800

D502

  FNC 12
  MOV

P

K3000

D510

  FNC 12
  MOV

P

H0030

D511

  FNC 12
  MOV

P

K 0

D515

  FNC 12
  MOV

P

K 0

D533

  FNC 12
  MOV

P

K2000

D532

  FNC 12
  MOV

P

SET

M1

M0

  FNC 79
     TO

K 0

K 0

H3303

K 1

  FNC 78
   FROM

K 0

K 10

D501

K 1

M8002

M8000

K 70

D512

  FNC 12
  MOV

P

RST

D502

X010

M1

  FNC 88
    PID

D500

D501

D510

D502

M1

X010

M0

      PLS

D500: SV = 500

D502: MV = 1800, initial value

D510: T

, S

3

+0 = 3000

D511: S

3

+1, Bits 0-3 and 5-15 Off, Bits 4 and

5 On.  Bit 4 = Pre-Tune Function
                 Bit 5 = MV Range Limit

D512: Input Filter, S

3

+2 = 70%

D515: K

 , S

3

+5 = 1800, initial

value

D532: MV Max, S

3

+22 = 2000

D533: MV Min, S

3

+23 = 0

Pulse M1 to turn On PID command

Send setting to Special Function Block

Read data from Special Function Block

Reset Output data when PID command is Off

PID Instruction Command Line

X011

RST

M1

Turn Off PID Instruction