Vertiv
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NetSure 502NGFB Installation Manual (Section 6009)
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Rev. Z
82
12.
Press ENT; then use the arrow keys to adjust the “Over Voltage 1” setting to the value recorded in step 5.
Press ENT.
a)
Requirement:
SCU+ “Major/Minor” alarm indicator goes from red to off.
b)
Requirement:
Press ESC repeatedly to return to the Main screen. SCU+ displays “Normal”.
c)
Requirement:
All external alarms deactivate.
Checking System Under Voltage Alarm 1 and Under Voltage Alarm 2
Procedure
1.
Verify system is operating and no alarms are present.
2.
Record the system voltage displayed on the SCU+ Main screen.
3.
Press ENT to go to the Main Menu. Select “Settings” (ENT).
4.
If a password screen opens, a password must be entered to allow user to make adjustments. If the
password was previously entered and has not yet timed out, skip this step and proceed to step 5.
Otherwise, to enter the password, press the right (up) arrow key repeatedly until “3” is displayed (default
password is “3”); then press ENT. (
Note:
If you have been assigned a unique user name and password,
follow this procedure to enter your personal information.
)
5.
With the Settings menu screen displayed, navigate to “DC” (ENT) / “Under V1”. Record the displayed
voltage setpoint.
6.
Press the Enter (ENT) key; then use the arrow keys to adjust the “Under Voltage 1” value to two volts
above the system voltage recorded in step 2. Press ENT.
a)
Requirement:
An audible alarm sounds. The alarm will be silenced in Requirement c.
b)
Requirement:
SCU+ “Major/Minor” alarm indicator goes from off to red.
c)
Requirement:
Press ESC repeatedly to return to the Main screen. SCU+ displays “Alarm”.
To see the specific alarm, press ENT to display the Main Menu. Navigate as follows: “Status” (ENT),
“Active Alarm” (ENT), “DC Under V1 Major”.
d)
Requirement:
External “DC Under Voltage 1” (Relay 4) and “Major” (Relay 1) alarms activate.
7.
Without readjusting the “Under Voltage 1” setpoint, press the ESC key repeatedly to return to the Main
screen. Then navigate as follows: Settings (ENT) / DC (ENT) / Under V2. Record the displayed voltage
setpoint.
8.
Press the Enter (ENT) key; then use the arrow keys to adjust the “Under Voltage 2” value to one volt
above the system voltage recorded in step 2. Press ENT.
a)
Requirement:
An audible alarm sounds. Alarm will be silenced in Requirement d.
b)
Requirement:
The “DC Under V1” alarm retires.
c)
Requirement:
SCU+ “Major/Minor” alarm indicator stays red.
d)
Requirement:
Press ESC repeatedly to return to the Main screen. SCU+ displays “Alarm”.
Содержание NetSure 502NGFB Series
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