Yaskawa AC Drive Z1000 Bypass Technical Manual Manuale Utente Scaricare il pdf (Pagina 362)

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C.5 Bypass Operations by BACnet

The bypass operations that can be performed by BACnet communication depend on parameter settings. This section explains

the functions that can be used and related parameter settings.

Observing the Bypass Operation

A controller can perform the following actions with BACnet communications at any time regardless of parameter settings:

• Observe bypass and drive status and control terminal status from a controller

• Read and write parameters

• Set and reset faults

• Set multi-function inputs.

Note:

Input settings from the input terminals So and from BACnet communications are both linked by a logical OR operation.

Controlling the Bypass

Select an external reference and adjust the parameters in Table C.1 accordingly to start and stop the drive or set the frequency

reference using BACnet communications.

Table C.1 Setting Parameters for Drive Control from BACnet

Reference Source Parameter Name Required Setting

External Reference 1

Z1-07 Frequency Reference Select 2

Z1-08 Run Command Select 2

Refer to Z1-07: Speed Reference Select on page 196 and Refer to Z1-08: Run Command Select on page 197 for details on

external reference parameter selections.

C.5 Bypass Operations by BACnet

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