Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 164)

5.6 F: Options
u F6: Drive/Bypass Communications
n F6-01: Communications Error Operation Selection
Determines drive operation when a communication error occurs.
No. Parameter Name Setting Range Default
F6-01 Communications Error Operation Selection 0 to 4 1
Setting 0: Ramp to Stop (Use the Deceleration Time Set to C1-02)
Setting 1: Coast to Stop
Setting 2: Fast Stop (Use the Fast Stop Time Set to C1-09)
Setting 3: Alarm Only (Continue Operation)
Setting 4: Alarm Only (Continue Operation Using the Frequency Reference Set in d1-04)
n F6-02: External Fault from Bypass Controller Detection Selection
Determines the detection method of an external fault initiated by the bypass controller (EF0).
No. Parameter Name Setting Range Default
F6-02 External Fault from Bypass Controller Detection Selection 0, 1 0
Setting 0: Always detected
Setting 1: Detection during Run only
n F6-03: External Fault from Bypass Controller Operation Selection
Determines drive operation when an external fault is initiated by the bypass controller (EF0).
No. Parameter Name Setting Range Default
F6-03 External Fault from Bypass Controller Operation Selection 0 to 3 1
Setting 0: Ramp to stop
Setting 1: Coast to stop
Setting 2: Fast Stop
Setting 3: Alarm only (continue operation)
5.6 F: Options
164 YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual