Measurement Error; Types Of Notification Of Measurement Errors - Omron K7DD User Manual

4-5

Measurement Error

The measurement error is a function to notify you that the service condition needs adjusting and improving to
monitor the power condition. The details of measurement errors are given in the following table.
Measurement error type
Voltage Value
Out-of-Range Error
Current Value
Out-of-Range Error
Frequency Out-of-Range
Error
4-5-1

Types of Notification of Measurement Errors

There are three types of measurement error notification methods as follows:
Notification method
(1) Single light display
(2) Main display
(3) Measurement status
(communications)
Power Line Data Generator User's Manual (N233)
Notifies you that the voltage value has exceeded the display range.
The voltage value out-of-range error occurs when the voltage value exceeds the
display range.
This error is reset when the voltage value goes into the range.
It requires no setting or operation.
If a voltage value out-of-range error occurs, the alarm will not be judged as an alarm.
Notifies you that the current value has exceeded the display range.
The current value out-of-range error occurs when the current value exceeds the
display range.
This error is reset when the current value goes into the range.
It requires no setting or operation.
If a current value out-of-range error occurs, the alarm will not be judged as an alarm.
Notifies you that the frequency has exceeded the display range.
The frequency out-of-range error occurs when the frequency exceeds the display
range.
This error is reset when the frequency goes into the range.
It requires no setting or operation.
If a frequency out-of-range error occurs, the alarm will not be judged as an alarm.
Description
The single light of the display is lit.
Voltage Value Out-of-Range Error: VOLT
Current Value Out-of-Range Error: CRNT
Frequency Out-of-Range Error: FREQ
• Voltage Value Out-of-Range Error or Current
Value Out-of-Range Error
Displays "-----".
• Frequency Out-of-Range Error
Displays "-----".
When a measurement occurs, the target Bit of
the measurement status turns ON.
Refer to 7-7 Variable Area Map (P.7-17)
for details on the measurement status.
4 K7DD Function
Description
Interface
-----
rms
0
-----
freq
0
Bit information
Voltage Value
AGE ALM
Out-of-Range Error
Current Value
Out-of-Range Error
Frequency
K7DD
Out-of-Range Error
4
Computer
K7DD
Support Tool
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