4.9.1.2. Setting of analog output at error (Burnout)
Description
Determine how to set the analog output when received wave error, etc. due to device error, accidental drain of piping or entry of
bubbles.
Settable range
(1)
Analog output (4-20mA) at error
HOLD (factory set) : Outputs a current value preceding the error.
UPPER
: Sets analog output to upper of the output limit (over scale).
LOWER
: Sets analog output to lower of the output limit (under scale).
ZERO
: Outputs 4mA.
(2)
BURNOUT TIMER (time from error detection to BURNOUT processing) 10 to 900 seconds (factory set at 10 sec). Please set 10
seconds or more.
* Perform BURNOUT processing as shown below.
1. LCD display ······ Measured value operates with analog output.
For actual keying, refer to the typical operation indicated below. Set the protection to OFF beforehand. (See Section 4.4.1.)
Operation
Set "UPPER" to BURNOUT.
(example)
Set "20sec" to BURNOUT TIMER.
* Set the piping parameters and "FLOW UNIT" beforehand.
Key operation
Press the
▼
Press the
ENT
▼
Press the
▼
Press the
ENT
▼
Press the
▼
Press the
ENT
▼
Press the
▼
Press the
ENT
▼
▼
▼
▼
Press the
▼
Press the
ENT
▼
Press the
▼
Press the
▼
Press the
ENT
▼
▼
――― BURNOUT TIMER has been registered. ―――
▼
▼
ESC
Press the
the measurement mode.
- 32 -
Description
key twice to display "OUTPUT SETUP".
key once to display "ZERO ADJUSTMENT".
ENT
key for 4 times to display "RANGE".
key once to display "KIND".
ENT
key for 5 times to display "BURNOUT" (CURRENT).
key once to blink on the 2nd line.
ENT
key once to display "UPPER".
key once to register.
ENT
――― UPPER has been registered. ―――
key once to display "BURNOUT TIMER".
key once to blink the cursor.
ENT
key once to align the cursor to "1".
key once to set "2".
key once to register.
ENT
ESC
key twice and then press the
OUTPUT SETUP
ZERO ADJUSTMENT
RANGE
KIND
BURNOUT (CURRENT)
BURNOUT (CURRENT)
BURNOUT (CURRENT)
BURNOUT (CURRENT)
BURNOUT (CURRENT)
BURNOUT TIMER
BURNOUT TIMER
BURNOUT TIMER
BURNOUT TIMER
BURNOUT TIMER
BURNOUT TIMER
key for 3 times to enter
Display
SET ZERO
FLOW RATE
HOLD
HOLD
UPPER
COMPLETE
↓
UPPER
10 sec
010 sec
010 sec
020 sec
COMPLETE
↓
20 sec
0.000
m/s
0.000
m3/h
INF-TN3FLR-E