SEFRAM SF6-36V2 - Important Precautions; Fuse Replacement and Cable Shielding; Environmental and Dust Precautions; Special Conditions and Staff Qualifications

SEQUENCER CONTROLLER
WITH OR WITHOUT
DIFFERENTIAL PRESSURE SWITCH
Technical notice
FI 72.0297.1016E
Page 18
PRECAUTIONS
- If a change of fuse has to be made, replace it with a fuse of the same calibre.
- Avoid dusty air entering at the pressure taps.
- Take the necessary precautions to satisfy the device characteristics/data (humidity, maxi pressure, etc.).
- For the 4-20mA cables, we recommend that you use shielded cable and do not follow the routing of the
power cables.
- For special operating conditions : consult us.
- Work interventions must always be carried out by duly qualified staff.
CALIBRATION
The device leaves our workshops, adjusted at 0, for zero pressure and at maxi for the maxi pressure value of the
range.
Settings carried out, device stabilised and at 20° C.
It is possible to adjust the zero pressure:
- Put the device out-of-pressure (disconnect the pressure taps)
- Place it in the pressure reading mode (using « SELECT »)
- Press the « - » button and hold it down
- Press the « RESET » button (keeping « - » pressed down)
- Release the buttons: the zero is set
- Then re-connect the pressure
SPECIFICITIES AVAILABLE ON REQUEST
− Other supply voltage: 24/48VAC – 24VDC
− Other DP sensor scale