Prosense PQ Series Installation And User Manual page 54

7. If the equipment is likely to come into contact with aggressive substances, it is
responsibility of the user to take suitable precautions that prevent it from being adversely
affected, thus ensuring that the type of protection is not compromised.
Aggressive substances: example Acids, liquid, gases with can affected metals
8. To guarantee the respect of the protection degree cable glands, blanking elements and
thread adapters shall be certified Ex components according to protection "db" and a blanking
element shall not be used with an adapter.
9. Sinter replacement shall be done by an approved technical service personal according to PQ
Series user manual "Sinter replacement" procedure ( page 45).
PRS-UM-PQ-EN-Rev.03-02.2019
10. O-ring is made of Silicone and continuous operating temperature is -50C to 105C
11. If temperature exceeds 70ºC at entry or 80ºC at branching point use suitably rated cable
and cable glands or conductors in conduit.
12. Thickness of outer painting is between 40 µm – 180 µm.
13. Maximum power consumption of the detector with optional boards installed is Pmax=4W
where Imax=335mA and Vmax=24VDC.
14. All electrical connections should be made in accordance with any relevant local or national
legislation, standards or codes of practice. Prosense detectors can operate between 12 - 24
VDC. The connection, grounding, cabling details are explained in this guide at relevant
sections
PRS-UM-PQ-EN-Rev.05-18.06.2020 54