Functions - Iwatsu SS-521 Instruction Manual

Functions

3.2 Functions
Demagnetizing and
Zero-Adjustment
Function
54
1. Demagnetizing and zero-adjustment
• Operation:
Performs demagnetization and zero-
adjustment.
• User action:
Press and hold the
ZERO key for at least 500 ms (typical).
2. Zero-adjustment
• Operation:
Performs zero-adjustment.
• User action:
Press and hold the
ZERO key for at least 20 ms but less
than 500 ms (typical).
Cannot be performed in the following
circumstances:
• When the sensor head is unlocked (when
the JAW UNLOCKED
• During an overload condition (when the
OVERLOAD
• When a current measured value in excess
of 0.50 ±0.25 A rms (DC, 45 to 66 Hz sine
wave) is detected
DEMAG/AUTO
DEMAG/AUTO
LED is lit up)
LED is flashing)