Toshiba lf546 User Manual
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9.2 Calibration Using Mag-Prover’s Built-In Signal Source
9.2.1 0 % Flow Rate Calibration (Zero Calibration)
Using Mag-Prover’s internal calibration circuit, 0% flow rate calibration (hereafter called zero
calibration) can be performed.
calibration) can be performed.
●Zero point check / calibration
Switch operation
Display example
Description
R:CAL
1 CAL 0%
2 CAL 50%
3 CAL 100%
4 EXC DSPL
5 EXIT
Select "CAL 0" from the setting item
selection menu.
selection menu.
STEP1
CAL 0%
0.1
%
When the calibration screen is selected, the
internal simulation circuit starts working and
0%
internal simulation circuit starts working and
0%
value using the internal simulation
signal appears.
Then push and hold longer.
* Pushing returns you to the setting
menu.
Then push and hold longer.
* Pushing returns you to the setting
menu.
STEP2
Longer
ADJ READY
0.1
%
The title of the screen changes to “ADJ
READY
READY
” and the converter is is ready for
calibration.
Pushing returns you to the previous
screen.
Pushing returns you to the previous
screen.
STEP3
NOW 0%
ADJUSTING
Push to start calibration for 0% flow
rate.
rate.
STEP4(=END)
CAL 0%
0.0
%
It takes several seconds to perform
calibration for 0% flow rate and the
simulated value of 0% after calibration
appears.
Pushing returns you to the setting
menu.
calibration for 0% flow rate and the
simulated value of 0% after calibration
appears.
Pushing returns you to the setting
menu.
Note 1: To perform calibration, push and hold longer.
Note 2: To cancel the adjustment when ADJ READY is displayed, push .
The screen returns to the zero display using the simulation input.
N O
ESC
ESC
ESC
N O
O K
N O
O K
O K
ESC
ESC