Rice Lake RL550 Digital Chair Scale Technical and Operating Instructions - Manual (Page 15)

Rice Lake 550 Digital Chair Scale - Scale Operation 11
3. Use the
UP/DOWN
arrow keys to adjust the value.
4. Press
ENTER
to start the tare function and the
NET
annunciator will be turned on instead of the
GROSS
annunciator.
4.5 Using the Body Mass Index (BMI) Function
Use the following steps in determining the BMI.
LB Mode
1. Ensure that the scale is at zero.
2. Have the person sit down on the scale to obtain a weight.
3. The
LOCK
annunciator is illustrated on the display.
4. Press the
BMI
key. The BMI and FT/IN annunciators are lit on the display and a default value of 5 feet
and 7.5 inches (ie: 5-07.5) is flashing.
5. Use the
UP/DOWN
arrow keys to adjust the height value, and press the
ENTER
key to move to the next
step.
6. The BMI value and BMI annunciator is shown on the display. Press
CLEAR
to return to the weighing
mode and the BMI function will be turned off.
KG Mode
1. Ensure that the scale is at zero.
2. Have the person sit down on the scale to obtain a weight.
3. The
LOCK
annunciator is illustrated on the display.
4. Press the
BMI
key. The BMI and CM annunciators are lit on the display and a default value of 170.0 cm
(ie: 170.0) is flashing.
5. Use the
UP/DOWN
arrow keys to adjust the height value, and press the
ENTER
key to move to the next
step.
6. The BMI value and BMI annunciator is shown on the display. Press
CLEAR
to return to the weighing
mode and the BMI function will be turned off.