Rockwell Automation Liqui-Flo DBT Reach Drive - Manual (Page 185)

Troubleshooting 4-5
Motor
Type Cflct 21
➁
Motor Type (90) has been set to Sync PM or Sync Reluc, and one or
more of the following exist:
• Torque Perf Mode = “Sensrls Vect,” “SV Economizer” or “Fan/Pmp
V/Hz.”
• Flux Up Time is greater than 0.0 secs.
• Speed Mode is set to “Slip Comp.”
• Autotune = “Static Tune” or “Rotate Tune.”
NP Hz
Conflict 22
➁
Fan/pump mode is selected in Torq Perf Mode (53), and the ratio of
Motor NP Hertz (43) to Maximum Freq (55) is greater than 26.
Power
Loss 3
➀
Drive has sensed a power line loss.
Precharge
Active
1
➀
Drive is in the initial DC bus precharge state.
Prof Step
Cflct 50
➁
An error is detected in trend step(s).
• Set if Sleep mode is enabled
• Set if:
• any profile step uses “Encoder Incr” and/or “Enc Absolute” and
Motor Cntl Sel (53) is not set to “FVC Vector” and Feedback
Select (80) is not set to “Encoder” or “Simulator” and
Speed/Torque Mod (88) = “7” (Pos/Spd Prof).
• a Step Type is configured for “Dig Input” and the Step Value is
greater than 6, less than -6, or zero or the digital input selected
with Digital lnx Sel is not set to “57” (Prof Input).
• Cleared if none of the above occur.
PTC
Conflict 31
➁
PTC is enabled for Analog ln 1, which is configured as a 0-20 mA
current source in Anlg ln Config (320).
Sleep
Config 29
➁
Sleep/Wake configuration error. With Sleep-Wake Mode (178) =
Direct, possible causes include: drive is stopped and Wake Level <
Sleep Level. “Stop=CF”, “Run,” “Run Forward” and “Run Reverse” is
not configured in Digital lnx Sel.
Speed
Ref Cflct 27 ➁ Speed Ref x Sel or PI Reference Sel is set to “Reserved.”
Start At
Powerup 4
➀
Start At Powerup (168) is enabled. Drive may start at any time
within 10 seconds of drive powerup.
Table 4.2 – Alarm Descriptions (Continued)
Alarm No
.
Ty
p
e
Description