19
Names and Functions of Parts
IR4053, IR4055
(The illustration shows the IR4055)
Measured value
or comparator reference value
(Other functions are the same as the
IR4056 and the IR4057-50.)
Turns on when the PV
Ω
measurement mode is selected.
Turns on when selecting 500 V range in the PV
Ω
measurement
mode.
Turns on when selecting 1000 V range in the PV
Ω
measurement
mode.
Indicates wireless communications function status. (p. 51)
(IR4055)
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