YASKAWA HV600

Parameter List
9
9.17 Z: Bypass Parameters
YASKAWA SIEPYAIH6B01A HV600 AC Drive Bypass Technical Reference 669
Setting Value Function Description Ref.
21 Run (AUTO) Starts and stops the bypass. 445
22 Run Enable - Safety (NC) Stops the bypass. 445
23 Run Interlock (BAS) Stops the drive and triggers alarm AL02 445
24 Remote Transfer to
Bypass
Stops the drive and turns on the bypass when a Run command is issued while in Drive Mode. 445
25 Emergency Override
Bypass
Stops the drive and turns on the bypass when a Run command is issued while in Drive Mode. 445
26 Emergency Override
Drive (FWD)
The bypass controller stays in this state even if the drive faults or is unavailable. 445
27 Motor OR Select 2-Motor OR function; 0/1 for Motor 1/2. 445
28 Motor AND Select 2-Motor AND function; 0/1 for 1/2 motor. 445
29 External Overload Motor
1 (NC)
When input is open, it will trigger an oL fault and open bypass (K3) contactors. 445
30 External Overload Motor
2 (NC)
When input is open, it will trigger an oL fault and open bypass (K3) contactors. 446
31 HAND Select The HAND function command will come from a digital input and the unit ignores the HAND key on the HOA
operator.
446
32 AUTO Select The AUTO function command will come from a digital input and the unit ignores the AUTO key on the HOA
operator.
446
33 Drive/Bypass Select The DRIVE/BYPASS select function command will come from a digital input, and the unit ignores the DRV/BYP key
on the HOA operator.
ON : Bypass Mode is selected
OFF : Drive Mode is selected
446
34 Fault Reset Resets any faults that are present. 446
35 External Fault (EF0) Issues external fault EF0 from the bypass to the drive. 446
36 External Fault (EFB) Triggers external fault EFB on the bypass. 446
37 Run Reverse (AUTO) Starts and stops the bypass in reverse. 446
38 Fire Stat Switch (NC) Stops the drive from running and shows “Fire Stat” on the keypad. 446
39 Freeze Stat Switch (NC) Stops the drive from running and shows “Freeze Stat” on the keypad. 446
40 Smoke Alarm (NC) Stops the drive from running and shows “Smoke Alarm” on the keypad. 446
41 OverPressure Switch
(NC)
Stops the drive from running and shows “OverPressure” on the keypad. 447
42 Low Suction Switch (NC) Stops the drive from running and shows “Low Suction” on the keypad. 447
43 Vibration Switch (NC) Stops the drive from running and shows “Vibration” on the keypad. 447
44 Emergency Override
Drive (REV)
The bypass controller stays in this state even if the drive faults or is unavailable. 447
45 Serial Hardware Test
(RS-485)
447
46 Low City Pressure Indicates that sufficient or insufficient pressure is present on the inlet to the pump. Used mainly for pressure booster
situations.
447
47 Motor Preheat Sets the command to apply the motor pre-heat current. 447
■ Z2-xx: Digital Output Setting Values
Setting Value Function Description Ref.
0 Serial Communication
Control
Set when serial communications controls the bypass. 448
1 K1 Drive Input Contactor Set when the K1 contactor is closed. 448
2 K2 Drive Output
Contactor
Set when the K2 contactor is closed. 448
3 K3 Bypass Contactor Set when the K3 contactor is closed. 448
4 K4 Motor 1 Contactor Set when the K4 contactor is closed. 449
5 K5 Motor 2 Contactor Set when the K5 contactor is closed. 449