Life Display Of The Cooling Fan - Mitsubishi Electric FR-F800 Instruction Manual

Life display of the cooling fan
• If a cooling fan speed of less than the specified speed (refer below) is detected, Fan alarm
operation panel and the parameter unit. As an alarm display, Pr.255 bit 2 is turned ON and also a warning is output to the
Y90 signal and Alarm (LF) signal.
• For the terminal used for the LF signal, set "98" (positive logic) or "198" (negative logic) in any of Pr.190 to Pr.196 (output
terminal function selection).
Capacity
FR-F820-00250(5.5K) or lower, FR-F820-03160(75K) or higher
FR-F840-00126(5.5K) or lower
FR-F820-00340(7.5K) to FR-F820-02330(55K)
FR-F840-00170(7.5K) to FR-F840-03610(160K)
FR-F840-04320(185K) or higher
FR-F842-07700(355K) or higher
NOTE
• When the inverter is mounted with two ore more cooling fans, "FN" is displayed with one or more fans with speed of 50% or
less.
• Changing the terminal assignment using Pr.190 to Pr.196 (output terminal function selection) may affect the other
functions. Set parameters after confirming the function of each terminal.
• For replacement of each part, contact the nearest Mitsubishi FA center.
(E) Environment setting parameters
Warning level
Less than 50% of the rated
rotations per minute
Less than 70% of the rated
rotations per minute
Approx. less than 1700 r/min
(FN) is displayed on the
183
PARAMETERS
5
GROUP
E