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Appendix 3 Control and Monitoring Specific Inverter Data
Appendix 3-3
(2) iS7 Inverter Operation Reference
Special D register of PLC
▶
option card for inverter operation reference
Special D
Register
Use of parameter
Detailed Description
BIT0
0: Stop Command
1: Run Command
BIT1
0: Reverse Operation
1: Forward Operation
BIT2 0
Æ
1 : Fault Reset
D4470
Inverter Operation
Command
BIT3
0
Æ
1 : Free-run to stop
1
Æ
0: Fault Reset of Free-run to stop
Exemplary program
▶
1) Set up inverter parameter as follows.
Code
Function Name
Set Value
DRV01
Cmd Frequency
10.00 Hz
DRV06 Cmd
Source
PLC
DRV07
Freq Ref Src
Keypad-1
2) Run the KGLWIN and make out a ladder program as follows. When the M0001 contact is ON,
the special D register is written with “1.” Consequently, the inverter is operated in reverse
direction (see “List of PLC Special D Registers for Inverter Operation Reference” above).
Caution
If any one of APO60~64(PLC Wr Data1~5) is set up with the “0382Hex” which is the address of
the common area of the iS7 inverter operation reference, it is not possible to provide the inverter
with operation reference via the D4450 special register.
To provide the inverter with operation reference via the D4450 special register, find out the
parameter which is set up with the “0382Hex” which is the address of the common area of the
operation reference of the iS7 inverter and replace the setting with “0000Hex.”
Содержание SV-iS7 PLC
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