Revision: 3.0.3
1. Connec
t RTD module A1 to one end of the DC resistance box, and
box, and then connect A2
to one end of the DC resistance box, and
box.
2. Power the transmitter on
3.
Set the resistance value of the DC resistance box to be
4.
Set resistance value of the DC resistance box to be 1
5. Clockwise or counterclockwise adjust
the 4mA potentiometer on the left of A1
on the right of A2, and
±0.1.
6. Press
powering -
on period, automatically shut down when the power is cut off.
7. Press
key to enter and then select "Adjust 0"to return water temperature adjustment,press
adjust temperature for 0.00,Press
adjustment,press
to adjust temperature for 0.00,Press
8.
Set the resistance value of the DC Resistance box to be 168.46Ω
9.
Enter the menu M07,After waiting for two temperature stability press
select "Adjust 100"to return water temperature adjustment,press
100.Press
key to enter inlet water temperature 100
temperature for 100,press
key to Complete calibration.
10. Power on for many times,0°
C:inlet and return water temperature is 0.00
0.00±0.05. 100°
C:inlet and return water temperature is 100
Method Two: Liquid standard temperature calibration method
Note: It is used to calibrate the internal circuit of RTD module and the PT100 temperatur
1. Directly put the sensor end of a PT100
is 0◦C
), and the other end connects with the RTD module (adjust the electric potentiometer to 4mA
accordingly to ensure the displ
2. Power on the SL1188 transmitter
3.
Adjust the 4mA potentiometer on the left of A1 and the 4mA potentiometer on the right of A2, and make
sure the display of inlet water temperature and return water temperature is
4. Press
powering -
on period, automatically shut down when the power is cut off.
5.
Enter the menu M07,After waiting for two temperature stability press
select "Adjust 100"to return water temperature adjustment,press
100.Press
key to enter inlet water temperature 100
temperature for 100,press
key to Complete calibration.
6. Power on for many times,0°
C:inlet and return water temperature is 0.00
0.00±0.05. 100°
C:inlet and return water temperature is 100
7.
After the ice water mixture temperature sensors
temperature oil/water bath (the temperature is 1
Menu
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1
Enter
Enter
Enter
^
^
Enter
Enter
Menu
^
1
Enter
Enter
Enter
D116
Series Ultrasonic Flowmeter
t RTD module A1 to one end of the DC resistance box, and
B1
to the other end of the DC resistance
to one end of the DC resistance box, and
B2
to the other end of the DC resistance
07.
Set the resistance value of the DC resistance box to be
1385.06Ω.
Set resistance value of the DC resistance box to be 1
000Ω.
the 4mA potentiometer on the left of A1
and the 4mA potentiometer
inlet water temperature and return water temperature
115800",then press
key to stretch.Only in the current
on period, automatically shut down when the power is cut off.
key to enter and then select "Adjust 0"to return water temperature adjustment,press
key to enter and then select "Adjust 0"to inlet water temperature
to adjust temperature for 0.00,Press
key
Set the resistance value of the DC Resistance box to be 168.46Ω
Enter the menu M07,After waiting for two temperature stability press
select "Adjust 100"to return water temperature adjustment,press
to adjus
key to enter inlet water temperature 100
°C adjustment, press
key to Complete calibration.
C:inlet and return water temperature is 0.00
±
C:inlet and return water temperature is 100
±
0.05,Temperature difference is 0.00
Method Two: Liquid standard temperature calibration method
Note: It is used to calibrate the internal circuit of RTD module and the PT100 temperatur
temperature sensor into a mixture of ice and water (the temperature
), and the other end connects with the RTD module (adjust the electric potentiometer to 4mA
menu M07.
Adjust the 4mA potentiometer on the left of A1 and the 4mA potentiometer on the right of A2, and make
sure the display of inlet water temperature and return water temperature is
0.00±0.05.
115800",then press
key to stretch.Only in the current
on period, automatically shut down when the power is cut off.
Enter the menu M07,After waiting for two temperature stability press
select "Adjust 100"to return water temperature adjustment,press
to adjust temperature for
key to enter inlet water temperature 100
°C adjustment, press
key to Complete calibration.
C:inlet and return water temperature is 0.00
±
0.05,Temperature difference is
C:inlet and return water temperature is 100
±
0.05,Temperature difference is 0.00
After the ice water mixture temperature sensors
back to room temperature, put them into a constant
temperature oil/water bath (the temperature is 1
00°C.)
Enter
Enter
Menu
^
1
Enter
^
^
^
^
Enter
Menu
^
1
Enter
^
^
^
^
Series Ultrasonic Flowmeter
Page 52 of 53
to the other end of the DC resistance
to the other end of the DC resistance
and the 4mA potentiometer
inlet water temperature and return water temperature
is 0.00
key to stretch.Only in the current
key to enter and then select "Adjust 0"to return water temperature adjustment,press
to
key to enter and then select "Adjust 0"to inlet water temperature
nce is
0.05,Temperature difference is 0.00
±0.05.
temperature sensor into a mixture of ice and water (the temperature
), and the other end connects with the RTD module (adjust the electric potentiometer to 4mA
Adjust the 4mA potentiometer on the left of A1 and the 4mA potentiometer on the right of A2, and make
key to stretch.Only in the current
nd
to adjust temperature for
0.05,Temperature difference is
0.05,Temperature difference is 0.00
±0.05.
back to room temperature, put them into a constant
^
^