Flow Sensor; Checking Calibrations; Alarm Log - Italtecnica Sirio Manual Del Usuario

5.2 FLOW SENSOR CALIBRATION
The flow sensor calibration page is accessed automatically after carrying out the pressure sensor calibration. To calibrate the flow sensor
without first calibrating the pressure sensor, access this page using the right arrow ">>" after entering the calibration menu as described
above.
(3.2)Flow sensor calibration: this calibration serves to acquire the flow switch signal in no-flow conditions. To carry
Calibr.
out calibration, make sure that the check valve (flow switch) is in the completely closed position, then press the central
flow
key to confirm and store the reading. The unit automatically moves to the calibration check screen.
sen
5.3. CHECKING CALIBRATION
After carrying out the pressure and flow sensor calibrations, two screens appear automatically for calibration checking . The user can
move around the menu pages by using the arrow keys
(3.3)Pressure reading test: this displays the current pressure in the system. It can be used after the pressure sensor has
Test
been calibrated to check that it is operating correctly. The value shown corresponds to the actual system pressure as
5.0 BAR
displayed on the main screen.
(3.4) Flow switch reading test: this displays current flow switch value. It can be used after the flow sensor has been
Test
calibrated to check that it is operating correctly. With the valve completely closed (no flow), the value displayed must
Flow 00
be close to zero.
6.0

ALARM LOG

The device is equipped with a memory for recording errors. Therefore, the user can track the number of times each type of alarm has
occurred.
To access the alarm log, follow the indications below:
Ti= 35° C
Go to the temperature display page.
Ta= 35° C
Press for 5 seconds
Sel.Par
Press the "-" key and select the error number according to the table below. (from 20.8 to 19.5
20.8
Confirm using the central key to access the required error page.
The number in brackets indicates the number of times the error has been detected by the device.
" " " "
<< and >> . To exit the main menu, press the central key.
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