YASKAWA HV600 Technical Reference page 449

Ac drive bypass for hvac fan and pump applications
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4: K4 Motor 1 Contactor
Setting Value
Function
4
K4 Motor 1 Contactor
5: K5 Motor 2 Contactor
Setting Value
Function
5
K5 Motor 2 Contactor
6: READY
Setting Value
Function
6
READY
7: RUN Active
Setting Value
Function
7
RUN Active
8: Drive RUN active
Setting Value
Function
8
Drive RUN active
ON : Running in Drive Mode
OFF : Not running or in Bypass Mode
Note:
This output stays active during Energy Savings Mode Z1-16 = 1, 2 [Energy Savings Mode = Frequency, Frequency + Current.
9: Bypass RUN active
Setting Value
Function
9
Bypass RUN active
ON : Running in Bypass Mode
OFF : Not running or in Drive Mode
Note:
This output stays active during Energy Savings Mode Z1-16 = 1, 2 [Energy Savings Mode = Frequency, Frequency + Current.
10: HAND mode Active
Setting Value
Function
10
HAND mode Active
ON : Running in HAND Mode
OFF : Not running or in AUTO Mode
11: OFF mode Active
Setting Value
Function
11
OFF mode Active
ON : System is in OFF Mode or is faulted
OFF : HAND Mode, AUTO Mode (even if not running), Emergency Override.
12: Auto mode Active
Setting Value
Function
12
Auto mode Active
ON : System is in AUTO Mode
OFF : HAND Mode, OFF Mode, Faulted, Emergency Override
YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference
Set when the K4 contactor is closed.
Set when the K5 contactor is closed.
System ready.
Drive run or bypass run active.
The digital output activates when the system is in Drive Mode and the HV600 drive is running.
The digital output activates when the system is in Bypass Mode and is running. Contactor K3 is closed.
The digital output activates when the system is running in HAND Mode during Drive Mode and Bypass Mode.
The digital output activates when the HAND/OFF/AUTO selection is in OFF Mode or if system is faulted. It is also active when in
Emergency Override Mode.
The digital output activates when the HAND/OFF/AUTO selection is in AUTO Mode. It will activate when the system is running
and when the system is not running and in Drive Mode and Bypass Mode.
5.14 Z: Bypass Parameters
Description
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