Check if a clamp sensor is connected properly.
Insert the sensor into the connector terminal firmly.
Check if the jaws are closed properly.
If no, close the jaws properly.
Check if an object stick to the jaw tips.
If yes, remove the oject from the jaw tips.
Check if the Scale function is in operation.
When the "SCAL" symbol is displayed in the LCD, the measured value x(times) the scale value will be displayed.
Turn off the scale function.
(MODEL 5000/5001 Only)