User's Manual Part 1
GS550 UNDERHOOK
6
ChApTEr 3: OpErATiON
3: OPErATiON
3.1 GS550 Underhook Display
The GS550 Underhook displays detailed information on the backlit, two line liquid crystal display (LCD);
warnings and alarms are also communicated by the display buzzer.
Exit /Alarm Bypass
Use this key to exit up from menus.
This button is also used as a
temporary Alarm override.
Tare / Back
Use Tare to zero any rigging weight.
Also used to navigate through
menu screens.
Next
Used in the menu to select next item.
Info / Down
When the orange light flashes,
press Info to see any critical alert
messages. Also used to move
numeric numbers and choices in
the menu.
Limit / Up
Set the overload alarm by pressing
this key.
Used in the menu to modify numeric
values / choices.
Menu / Enter
Access the system menus and also
used to confirm changes within.
Tare
Tare is used to eliminate rigging and slinging
weights, to do this do the following:
• Press TAR. Key
• Press Menu to select/deselect the Tare function.
• Press Exit to return to normal weighing mode.
Alarm/Overload
To set the Alarm setpoint, do the following:
• Press LIM. Key
• Change Flashing limit reading as required.
• Press Exit to return to normal weighing mode.
Liquid
Crystal
Display
(LCD)
USB Port
Bar Graph
Indicates the load
on the hoist as
a percent of the
working load limit.
Tare Warning Light
The total load is not displayed
when tare light is on.
Keypad
Info Alert Light
Press Info when the info
light flashes to see critical
alert messages.
Parts of line Hoist indicator Tare Indicator Load Working Load Limit
1 1 5 0 0 0
91 5 0 0 0
3.1a USB Port
The USB port is used to download data from the data logger or to upload a new firmware using a USB
mass storage device (USB key). For more information on how to use this, refer to section 5: USB Tool,
beginning on p. 15 of this manual.