Rice Lake RL550 Digital Chair Scale Technical and Operating Instructions - Manual (Page 12)

8 Rice Lake 550 Digital Chair Scale Technical Manual
Inserting Batteries
The six AA batteries that come with the scale offer an average of 25 hours of continuous use.
To install the batteries,
1. Open the battery chamber cover by loosening the thumbscrew.
2. Insert batteries into the battery chamber as shown in Figure 3-15.
Figure 3-15. Battery Chamber
3. Close the battery chamber.
If an external power supply or USB power supply is connected, the battery flag on the display is turned off.
When using battery or USB power supply, the backlight power is deducted to 60%.
AC Power Connections
Use the optional 120 VAC or 230 VAC adapter when power is available. The optional AC power adapter plugs
into the back of the indicator as shown in Figure 3-16.
C o n n e c t t h e
o p t i o n a l A C
power source
here
R S - 2 3 2
Connection
.
Figure 3-16. Power Connections