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10 2332-20 POWER METER MODULE
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APPX
IDX
10
10.4.1 Alarm Assessment
You can select a measurement item and set the threshold for Hi/Lo
assessment.
Measurement item
• Voltage
• Current
• Active power
• Reactive power
• Power factor
• Active energy within an interval
• Frequency
If measurement exceeds the threshold, the POWER LED will light
in yellow.
External I/O control is available when using the 2341-20 INPUT
MODULE and 2342-20 OUTPUT MODULE.
10.4.2 Insulation of Internal Circuit
In the 2332-20, the input circuit are insulated from the CAN bus as
shown in the block diagram below. (Withstand voltage: 2.21 kVAC,
50/60 Hz, Response current: 5 mA, 1 minute)
10.4 Others
Insulation is not provided between the measurement input terminals or
between the CLAMP SENSOR INPUT terminals and U INPUT termi-
nals. Beware of electric shock and short- circuiting. Moreover, be sure
to cover the measured line when live.
CA
N b
u
s
Insulation
withstand voltage
of 2.21 kVAC
Module-to-
module com-
munications
circuit
Po
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r
Ground
Conn
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Mo
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Digital
circuit
Analog
circuit
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