AWT35‐500349|June2009 Page5
1.3.3 355 Stainless Steel
Figure 3: Model 355 Stainless Steel Dimensions
1.4 AC and DC Power
1.4.1 Battery Operated
The optional battery module gives the Model 350/355 portability, providing a Model 350 with a LCD display
and one loadcell 20 hours minimum battery life, or a Model 350/355 with a LED display and one loadcell 8
hours minimum battery life.
1.4.1.1 ON/OFF Switch
The on/off switch for the Model 350 die cast is a rocker-type switch that is located on the rear of the
enclosure.
The on/off switch for the Model 350/355 stainless is a toggle-type (washdown type) switch replaces one of
the available strain reliefs on the bottom or rear of the enclosure.
The Model 350/355 will immediately switch to battery operation when AC power is interrupted if the switch is
in the ON position. Placing the switch in the OFF position prevents the battery from running down when AC
power is removed. The battery will be charged whenever there is AC power to the Model 350/355, regardless
of the switch position.
1.4.2 AC Operated
The AC version does not have an On/Off switch. Plug the indicator into an appropriate AC outlet. Unplug
the indicator to turn it off.