Nidec Control Techniques HVAC Drive H300 HMI Bypass, Installation And Commissioning Manual

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40 HMI Bypass Controller Installation and Commissioning Guide
Step 5 - Auto-Reset Setup :
If Auto-Reset feature is desired, set the number auto-reset attempts and the
delay between attempts when the VFD trips. Setting Hold Drive Healthy to
“ON” will hold the VFD drive health status to “Healthy” until the Auto-Reset
attempts are complete.
Once complete press the “NEXT” icon.
Step 6 – Remote Control :
Select whether the HMI Bypass function is to be controlled by Remote serial
communications or Local customer terminals. By default the HMI Bypass will be
set for Local control via the customer terminals.
Once complete press the “NEXT” icon.
Step 7 – Alarm Response – Automatic Bypass :
If the application requires the HMI Bypass to automatically transfer to Bypass
mode upon VFD trip set Automatic Bypass to “ENABLE”. The HMI Bypass will
transfer to Bypass Mode after the Auto-Bypass time has elapsed.