Output Status For Errors And Alarms - Toshiba LF620 Instruction Manual

12.2 Output Status for Errors and Alarms

Error indication
ROM ERROR
(Note 1)
RAM ERROR
PARAMETER
FAILURE
(Note 2)
EXC CUR
OPEN
EXC CUR
ERROR
ADC ERROR
INVALID
TOTAL
HIGH ALARM
LOW ALARM
HIGH HIGH
ALARM
LOW LOW
ALARM
Note 1: The display and output may not be correct depending on the nature of the ROM error.
Note 2: If a parameter failure relating to the current output occurs, the current output may not become
the value as specified by the setting when an alarm occurs.
Note 3: The current output value used in case an alarm occurs will be output. For setting method, see
8.2.16, "4−20mA Alarm Output Setting."
Measured value Current output
indication (4-20mA)
−
−
Zero
Zero
Zero
Zero
Measured data
Measured data
Measured data Measured data
Measured data Measured data
Measured data Measured data
Measured data Measured data
− 140 −
Totalization
pulse output
(Note 3) Stopped
(Note 3) Stopped
(Note 3) Stopped
(Note 3) Stopped
(Note 3) Stopped
(Note 3) Stopped
Measured data
Measured data
Measured data
Measured data
Measured data
6 F 8 A 0 9 2 7
Remarks
After power-up,
no measurement starts.
After power-up,
no measurement starts.
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Still water zero adjustment
cannot be performed.
Still water zero adjustment
cannot be performed.
Still water zero adjustment
cannot be performed.
The error message
disappears if you clear
(reset) the totalizer count.
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