2 output status for errors and alarms, Error or alarm message, Data display – Toshiba LF600F User Manual
Page 143: Current output (4^20ma), Totalizer and pulse output, Remarks, Toshiba
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TOSHIBA
6,F,8,A0,8,6,9,
12.2 Output Status for Errors and Alarms
The flowmeter data display, current and pulse outputs will become as follows if an error or alarm
occurs.
Error or alarm
message
Data display
Current output
(4^20mA)
Totalizer and
pulse output
Remarks
ROM ERROR
(Note 1)
(Note 3)
Stopped
After power-up, no
measurement starts.
RAM ERROR
(Note 3)
Stopped
PARAMETER FAIL
(Note 2)__________
Zero
(Note 3)
Stopped
EX. CURR OPEN
Zero
(Note 3)
Stopped
Zero adjustment
(on-stream at zero flow rate)
cannot be conducted.
EX. CURR ERROR
Zero
(Note 3)
Stopped
Zero adjustment
(on-stream at zero flow rate)
cannot be conducted.
ADC. ERROR
Zero
(Note 3)
Stopped
Zero adjustment
(on-stream at zero flow rate)
cannot be conducted.
INVALID TOTAL
Measured data
Measured data
Measured
data
The error message
disappears if you clear
(reset) the totalizer.
HIGH ALARM
Measured data
Measured data
Measured
data
LOW ALARM
Measured data
Measured data
Measured
data
HIGH HIGH ALARM
Measured data
Measured data
Measured
data
LOW LOW ALARM
Measured data
Measured data
Measured
data
Notes
1. The display and output may not be as indicated depending on the nature of the ROM error.
2. If a parameter failure relating to current output occurs, the current output may not become
exactly the setting value of the current output when an alarm occurs.
3. The current output set value used in case an alarm occurs will be output. For setting method,
see 0, “Current Output Setting Used When an Alarm Occurs.”
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