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c. Press ENTER again to edit the password.
d. Once the last character has been located press
ENTER. Do not press any arrow.
e. OK will display a dotted box. Press ENTER to accept,
and the screen will return to make the selection without
security restriction.
4. Run Time Meter
a. Press the Down Arrow once to navigate to this screen
(Figure
8).
Figure 8.
Runtime meter
Table 7.
System loops
1.
2.
Alarms
3.
Note: The Alarm Screen displays and records information on triggered alarms. Each time an alarm is triggered, it is added to the Alarm History
1.
2.
F4 Reset
3.
4.
1.
F1 CLEAR History
2.
3.
Figure 9.
Alarm
Figure 10. Alarm history list
SRV-SVX04C-EN
Press F2 (ALM) to navigate to this screen
The Alarm screen displays the Faults and Warnings the system encountered during operation. The triangle with exclamation
point will indicate to the operator when an alarm condition exists.
Press the ACK button to clear the current alarm message without clearing the history.
list
Figure
10, and the last alarm is displayed.
The operator must press the F4 button to reset a fault in the PLC. This will clear all system faults and enable the equipment to
be restarted by cycling the selector switch.
The selector switch may also be used as the system reset by turning it to the OFF position and return it to the AUTO or MANUAL
position.
Press the acknowledge button (ACK) to clear the message and alarm symbol indication.
The system screen will display READY after a fault has been reset.
The alarm history (see
Figure
10) can be viewed by pressing the Down Arrow first and both Up and Down Arrows to scroll the
alarms stored.
To clear the alarm history, press F1.
Enter the Username and Password to clear the history.
b. The Run Time Meter screen displays the amount of
time in hours the equipment has been operating. There
is an indication for DH displaying the amount of time
dehumidification has been requested and operating.
These values, shown in hours, may vary dependent on
the configuration of the equipment.
5. Control Group Selection 1*
a. Press F1 (PID) to navigate to this screen
b. The OP73 Display may prompt the operator for
Username and Password
proceed. See section 834 for information regarding
Username and Password. The Control Group Selection
1 screen displays the various system loops available on
the equipment.
(Figure
9).
Installation - Controls
(Figure
9).
(Figure
10). Enter this to
13
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