MM-400A
9. Measurement
9-4
Item Setting
START TIME/
END TIME
Referring to the figure shown below, set the
current calculation interval.
FREQUENCY Set the frequency of the current to be measured.
When using our AC inverter welding power
supply, set the frequency referring to the table
shown below “Correlation between Frequencies of
the Welding Power Supply and the MM-400A.”
Correlation between Frequencies of the Welding Power Supply and the MM-400A
Welding power
supply frequency
setting
MM-400A
frequency
setting
Welding power
supply frequency
setting
MM-400A
frequency
setting
50 Hz M050 100 Hz M100
53 Hz M053 111 Hz M111
56 Hz M056 125 Hz M125
59 Hz M059 143 Hz M143
63 Hz M063 167 Hz M167
67 Hz M067 200 Hz M200
71 Hz M071 250 Hz M250
77 Hz M077 294 Hz M294
83 Hz M083 417 Hz M417
91 Hz M091 500 Hz M500
• DC inverter welding power supply
(1) Set the following items in the BASIC SETUP (1) screen. (For more
information, refer to (2) l-1 in Chapter 8.)
TIME When making measurement in units of cycle:
CYC-DC
When making measurement in units of ms:
ms-DC
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