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COMMUNICATIONS PORTS
(RS232 and USB)
The RS232 communication port is a standard DB9 female. The pinout for the
port is below:
Pin 2: /TXD
Pin 3: /RXD
Pin 5: Ground
The USB protocol is HID. The HID USB driver is the standard for the Windows
OS. Simply plug the USB cable into the UPS and the computer then follow the
prompts on the screen.
NOTE:
When using the UPS's USB port with
Windows XP, 7,8 or 10 the Power Options in the Control Panel may need
to be configured.
LOAD SHEDDING FUNCTION
The output receptacles are electrically wired into two segments to support the "Load
Shedding Function" (Labeled 1 & 2). The user can control the two segments indi-
vidually or both at the same time. The Load Shedding Function is controllable by
the Power Monitoring Software or the SNMP card.
NOTE:
The locking receptacle
(Always On) does not support the "Load Shedding Function".
TURNING THE UNIT ON/OFF
Turning the unit On
When the UPS is connected to an AC source and there is an accept-
able AC voltage present; Press and then release the ON button after
the audible alarm beeps twice to turn the UPS On and power the load.
DC START:
Press and then release the ON button after the audible
alarm beeps twice. Then within 10-seconds press and then release
the ON button after the audible alarm beeps twice to DC start the UPS
and power the load.
Turning the unit Off
When the UPS is in the AC normal mode; Press and then release the
OFF button after the audible alarm beeps twice to turn the UPS Off.
The UPS will continue to charge the batteries whenever it is plugged
into a wall outlet and there is acceptable AC voltage present.
EMERGENCY POWER OFF (EPO) FUNCTION
Connect one end of a two (2) wire cable to the EPO port on the rear panel of
the UPS and the other end of the two (2) wire cable to an EPO switch. To
shutdown the UPS in the AC or the Battery mode short pin1 to pin2 for ap-
proximately 0.5-seconds. In the AC mode; the UPS must be turned off and
then back on again to restart the UPS. In the Battery mode; once the utility
power returns the UPS must be turned on to restart the UPS. The LCD will
display EPo for this function.
ECONOMY MODE (ECO) FUNCTION
The UPS must be turned on and in the normal AC mode. The Economy mode
option must be Enabled through the SNMP card or the Power Monitoring software.
Once the Economy mode has been Enabled the LCD will display ECO and the
Bypass (Yellow) LED will be illuminate. Turn on the connected equipment one at a
time.
OPTION SLOT
The option slot on the rear panel of the UPS is for option cards. Contact your
local dealer
or visit our Web site at www.minutemanups.com
for the available
option cards for this series.
POWER MONITORING SOFTWARE
The UPS comes with a Power Monitoring Software CD or you can go to our
web site at www.minutemanups.com/support, then look under Downloads, and
then Software Download Center. Please download (Free of Charge) the latest
version of the Minuteman SentryHD software. See the software CD for the
installation of the Power Monitoring Software.
USER INVOKED BATTERY TEST
The user invoked battery test feature is useful to verify the correct operation of the
UPS and the condition of the batteries. With the UPS in the AC normal mode;
Press the Function button and then the Page Up button. The UPS will perform a
ten-second battery test to measure the battery’s capability to support the connected
load. During the battery test, the UPS will switch to the battery mode, the Battery
mode power flow will illuminate and the audible alarm will sound. If the UPS fails a
battery test, one of the icons and/or error codes will remain illuminated indicating
the type of problem.
ALARM SILENCER
When the UPS is operating in the Battery mode press the ON button to silence the
audible alarm. Once the UPS reaches the Low Battery Warning (LBW) threshold
the audible alarm will start beeping again. When the UPS returns to the normal AC
mode the audible alarm will reset to default. The audible alarm cannot be silenced
during the LBW or any Fault/error event.
CHANGING THE OUTPUT VOLTAGE
The output voltage can to configured for 110V, 120V, or 127V. The default
setting for the output voltage is 120V. To change the output voltage follow the
steps below:
1. Connect the UPS to utility power.
DO NOT
turn on the UPS.
2. Press the ON button and the Page Down button simultaneously until the au-
dible alarm beeps once and then release.
3. Use the Page Up button to select the desired output voltage setting and then
press the Enter button.
4. Disconnect the UPS from utility power and allow the UPS to completely sh-
utdown to save the changes.
5. Reconnect the UPS to utility power and then press the ON button to turn the
UPS on and verify the output voltage. Changing the output voltage is com-
plete. The UPS is ready for normal operation.
