YASKAWA iQpump1000 User Manual page 135

Display
Second per month
Moving the Cursor
Pressing the F2 key or the RESET key will move the cursor to the digit on the right. Pressing the F1 key will move the cursor
to the left.
Changing Settings
• Changing YYYY/MM/DD HH:MM: Pressing the up arrow key will increase the number selected by the cursor from 0 to
9. Pressing the down arrow key will decrease the number selected by the cursor from 0 to 9.
• Setting the Seconds per Month: This setting does not need to be adjusted. Pressing the up arrow key will increase the
number selected by the cursor from -504 to +488 in increments of 8. Pressing the down arrow key will decrease the number
selected by the cursor from -504 to +488 in increments of 8.
The feature is used to keep the RTC in sync with an external device clock, like a PLC or BAS system, and will adjust the
clock by a set amount of seconds every month.
n Real-Time Clock Setting at Initial Power-up of a New Drive
Setting the Real-time clock is required at power-up of a new HOA operator or after digital operator battery replacement.
Table 4.1 illustrates how to set the Real-Time Clock at initial power-up of a new drive.
Turn the power on. The Real Time Clock Adjustment Display will appear. Use the right arrow
1 key to select the desired digit, then set the correct date and 24-hour clock time using the up and
down arrow keys.
After entering the Real-Time Clock data, press the ENTER key to save the changes.
2 The display will indicate "Entry Accepted" and return to the initial display in step 3 and the alarm
LED will be OFF.
3 Initial display.
n Manual Clock Adjustment by Setting o4-17 to 1
The following actions are possible in the Clock Adjustment Mode:
• Set the current time
• Check the time set to the drive Real-Time Clock
Table 4.2 illustrates how to set the Real-Time Clock manually.
YASKAWA TOEP YAIP1W 01F YASKAWA AC Drive - iQpump1000 User Manual
Set the gain or loss in seconds per month.
Note: This does not need to be set for the RTC to function properly.
Table 4.1 Clock Adjustment Procedure at Power-up of a New Drive
Procedure
4.2 Powering Up the Drive
Description
Display
ALM ALM
YYYY/MM/DD HH:MM
20 1 0/01/01 00:00
Second per month
+ 0 sec
ALM
Entry accepted
- MODE - DRV Rdy
Auto Setpoint
U5-99= 0.0PSI
U1-02= 0.00Hz LSEQ
U1-91= 0.0PSI LREF
<-MONITOR->
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