Cumulative Operation Time Alarm Setting; Undervoltage Trip - Toshiba VF-S15 Instruction Manual

6.29.12 Cumulative operation time alarm setting

f621 : Cumulative operation time alarm setting
 Function
[Parameter setting]
f621
● "0.1" displayed on the monitor refers to 10 hours, and therefore "1.0" denotes 100 hours.
Ex.: 38.5 displayed on the monitor = 3850 (hours)
● Monitor display of cumulative operation time alarm.
It can be confirmed in parts replacement alarm information of status monitor mode.
An example of display:
● Signal output of cumulative operation time alarm
Assign the cumulative operation time alarm function to any output terminal.
6
Ex.: When assigning the cumulative operation alarm signal output function to the OUT terminal
f131
Setting value 57 is reverse signal.
● The cumulative operation time until present time can be checked in status monitor mode.
(Refer to chapter 8)
● The monitor value of cumulative operation time is reset to 0(zero) by setting typ = 5 (cumulative
operation time clear).
(Refer to section 4.3.2)

6.29.13 Undervoltage trip

f627 : Undervoltage trip/alarm selection
 Function
f627 = 0 : The inverter is stopped. However, it is not tripped (Failure signal FL not activated).
f627 = 1 : Inverter is stopped. It is also tripped (Failure signal FL activated), only after detection of a voltage
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Put out an alarm signal after a lapse of the cumulative operation time set with f621 .
Title Function
Cumulative operation time
alarm setting

Title Function
Output terminal selection
2A (OUT)
This parameter is used for selecting the control mode when an undervoltage is detected. Trip
information is displayed as " up1 ".
The inverter is stopped when the voltage does not exceed about 60 % of its rating.
not exceeding about 60% of its rating.
Adjustment range
0.0-999.0 (100 hours)
Adjustment range
0-255 56: COT (Cumulative operation time alarm)
F-110
E6581611
Default setting
876.0
Setting