6
-186
Related Alarm Displays
When setting a multi-function contact output H2- to 2F, the alarm is displayed on the Digital Operator as
shown below.
* Applicable for G7-Series Inverters with software versions PRG 1039 and later.
Settings Required after Replacement of Cooling Fan or Circuit Board
• Set o2-10 to 0 after replacing the cooling fan.
• Set o2-18 to 0 after replacing the circuit board.
Refer to Chapter 8 Maintenance and Inspection for the replacement procedure.
Related Constants
* Applicable for G7-Series Inverters with software versions PRG 1039 and later.
Display Meaning Probable causes Corrective Actions
LT-C
*
(blinking)
C Maintenance
Electrolytic Capacitor Main-
tenance Timer
Monitor U1-61 has reached
100%.
The electrolytic capacitor on the cir-
cuit board has reached its estimated
maintenance time period.
Replace the circuit board and set user
constant o2-18 (Capacitor Mainte-
nance Setting) to 0%.
LT-F
*
(blinking)
Fan Maintenance
Cooling Fan Maintenance
Timer
Monitor U1-63 has reached
100%.
The cooling fan has reached its esti-
mated maintenance time period.
Replace the cooling fan and set con-
stant o2-10 (Fan Operation Time Set-
ting) to 0 hex.
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO-
BUS
Regis-
ter
Display
V/f
V/f
with
PG
Open
Loop
Vec-
tor
1
Flux
Vec-
tor
Open
Loop
Vec-
tor
2
o2-10
Fan opera-
tion time set-
ting
Set the initial value of the fan
operation time using time
units.
The operation time accumu-
lates from the set value.
0 to
65535
0 hr No A A A A A 50EH
Fan ON Time
Set
o2-18
*
Capacitor
maintenance
setting
Allows the user to set the
maintenance time for the
electrolytic capacitors (U1-
61). The user can reset the
accumulated operation time
back to zero, or to some other
desired value.
0 to
150
0% No A A A A A 51DH
C Mainte-
nanceSet
TOE-S616-60.1.book 186 ページ ２０１７年８月４日 金曜日 午後３時４１分
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