No counting
Erroneous counting.
Accuracy cannot be
obtained
Data cannot be obtained
after replacement of the
previous LT model.
(when RS-232C output)
Cleaning
L L L L L
To clean the display and casing
P
M A X M I N P ― P C P H1 2 3 4
A+B
P
M A X M I N P ― P C P L1 2 3 4
BA
RESET
P
MODE COMP
A
RESET
SET
B
46
(E)
• Turn off the power switch and turn it on 5 seconds later.
• Check that the grownding is made correctly.
• Is there a large amount of noise?
• Check the power voltage is in the specified range.
• Check to see if the unit occasionally miscounts.
• Check for any mechanical trouble that may affect accuracy.
(Any trouble due to machine adjustment, deflection on play.)
• Check to see if the temperature difference between the measuring unit, machine and
workpiece is great.
Is the plus sign of the output data set properly?
(previous LT model: output space as a plus sign)
LT20
Use dry cotton cloth.
mm
mm
To remove heavy dirt
Use diluted neutral
detergent.
Do not use.
LT10A / LT11A Series