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Details Of Related Devices - Mitsubishi Electric FX5 User Manual

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Details of related devices

The following devices are used in inverter communications.
"FX3 Series-compatible" devices operate only on channels specified in SM/SD settings.
Instruction execution completed
Turns ON when the execution of inverter communication instruction is completed, and remains ON for 1 scan.
When an error occurs in an inverter communication instruction, remains ON for 1 scan in the same way.
FX5 dedicated
SM8029
R: Read only
Precautions
Do not turn ON/OFF by program or engineering tool.
Instruction execution completed is also used as the execution completed flag for other instructions (such as positioning
instructions).
When using instruction execution completed, provide the contact just under the instruction whose execution completion is to
be checked.
Serial communication error
Turns ON when an error occurs in serial communication. These flags are used to check the serial communication error.
Turns ON when a parity error, overrun error or framing error occurs during communication with inverters or when an inverter
communication error occurs.
FX5 dedicated
CH1
CH2
SM8500
SM8510
R: Read only
After a device above turns ON, the error code is stored in the corresponding device below.
FX5 dedicated
CH1
CH2
SD8500
SD8510
Precautions
Do not turn ON or OFF with program or engineering tool.
Serial communication error do not turn OFF even if normal communication is restored. The devices turn OFF when power is
turned OFFON, STOPRUN, system is reset or SM50 (Error Detection Reset Completion) is turned ON.
Inverter communicating
These devices remain ON while communicating with inverter by an inverter communication instruction.
FX5 dedicated
CH1
CH2
SM8920
SM8930
R: Read only
4 INVERTER COMMUNICATION
124
4.10 Related Devices
Description
When execution of instruction is completed, turns ON for 1 scan.
FX3 Series
compatible
CH3
CH4
CH1
SM8520
SM8530
SM8063
FX3 Series
compatible
CH3
CH4
CH1
SD8520
SD8530
SD8063
FX3 Series
compatible
CH3
CH4
CH1
SM8940
SM8950
SM8151
Description
CH2
SM8438
Turns ON when an error occurs in serial
communication.
Devices do not turn OFF even when normal
communication is restored.
Name
CH2
SD8438
Serial communication error
code
Description
CH2
SM8156
Remains ON while communication with an inverter is
executed by an inverter communication instruction.
R/W
R
R/W
R
Description
When a serial communication error occurs,
the error code is stored.
R/W
R

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