3.4.4 Monitoring the running status
-- Menu #3 "Drive Monitoring" --
Menu #3 "Drive Monitoring" in Programming mode allows you to check the running status during maintenance
and test running. The display items for "Drive Monitoring" are listed in Table 3.7.
Table 3.7 Drive Monitoring Display Items
Item Symbol
Description
Reference speed (final)
Fot1
Reference speed (final) commanded to the Automatic Speed Regulator
(ASR) (Hz)
Output frequency
Fot2
Frequency being output (Hz)
Output current
Iout
Output current value (A)
Output voltage
Vout
Output voltage value (V)
Torque (%) based on the motor rated torque being at 100%*
1
Calculated torque
TRQ
Reference speed
(pre-ramp)
Fref
Reference speed (pre-ramp) currently specified (Hz)
FWD Running
forward
REV Running
reverse
Rotation direction
Blank Stopped
IL Current
limiting
LU Undervoltage
detected
Running status
TL Torque
limiting
Motor speed
SYN
Detected speed (r/min)
Elevator speed
LIN
Detected speed (m/min)
Reference torque bias
TRQB
Value (%) based on the motor rated torque being at 100%
Reference torque
TRQC
Value (%) based on the motor rated torque being at 100%
Reference torque current
TRQI
Value (%) based on the motor rated current being at 100%
Electronic thermal for
motor
OLM
Value (%) based on the electronic thermal overload protection level
being at 100%*
2
*
1
In vector control with PG, this item shows the reference torque.
*
2
It is not supported in a certain ROM version of the inverter. It displays “---“ for symbols not supported. When
ROM version of a multi-function keypad is 8800, it doesn’t display “OLM”.
Note:
FRENIC-Lift supports only symbols listed in the above table. It displays "---" for symbols not supported.
Basic key operation
(1) When the inverter is powered on, it automatically enters Running mode. In Running mode, press the
key to enter Programming mode. The menu for function selection will appear.
(2) Use the
/
keys to move the pointer
Æ
to "3. OPR MNTR."
(3) Press the
key to display the monitor screen (one out of a total of 6 pages).
/
(4) Use the
keys to select the target item page and confirm the running status information for that
item.
(5) Press the
key to go back to the menu.
Figure 3.13 shows the LCD screen transition for "3. OPR MNTR."
3-14