Test Products International 440 - Manual (Page 8)

9 7
C. TECHNICAL DATA
1. Features and Benefits
Approvals Meets CE and IEC 1010 requirements.
True RMS Needed to accurately measure non-sinusoidal AC
voltage and current waveforms found on many controls
and circuits.
Auto Set 440 automatically sets-up the scope depending on the
magnitude of the signal being measured.
Real Time Tracks events as they happen.
Update
Glitch Finds spikes in signals.
Capture
Relative LCD displays the difference between the measured
Mode value and a stored value.
Trend Mode Graphs signals to find problems with circuits.
Record Records Min/Max and Average values. Time reference
Mode when value was obtained.
Compare Compares stored value with measured value for
Mode matching components.
Relative % Displays measured value as a percentage of stored
Mode
value for checking component tolerances.
RS232 Output Transfers data directly to a PC while measuring.
Back Light Allows viewing in any light condition.
Autorange Automatically selects best range for measurement.
Low Battery Battery should be charged when battery symbol
Indication
displays on LCD.