Rice Lake RL550-10 Digital Chair Scale Operating Instructions - Manual (Page 13)

Digital Chair Scale Operation Manual - Scale Assembly 9
Inserting Batteries
The Rice Lake 550 Digital Chair scale uses six (6) AA batteries which offers an average of 25 hours of
continuous use from the batteries. The batteries come with the product.
To install the batteries,
1. Open the battery chamber cover.
2. Insert batteries.
Figure 3-17. Batteries in Battery Chamber
3. Close battery chamber cover.
If an external power supply or USB power is connected, the battery flag on the display is turned off.
When on battery or USB power supply, the backlight power is deducted to 60 percent.
AC Power Connections
The Rice Lake 550 Digital Chair scale has an optional 120 VAC adapter or 230 VAC adapter to use when power
is readily available. The optional AC power adapter plugs into the back of the indicator as shown in Figure 3-18.
C o n n e c t t h e
o p t i o n a l A C
power adapter.
Figure 3-18. Power Connection