Frequently Asked Questions (FAQ)

Q1：Which probe series fit inside this housing?
A1：All 3300 XL 8 mm and 11 mm probes, plus legacy 7200-series with adaptor sleeves.

Q2：Can I install the housing vertically?
A2：Yes：the O-ring system seals in any orientation without liquid ingress.

Q3：What is the maximum ambient temperature?
A3：+180 °C continuous; short-term excursions to +200 °C are acceptable.

Q4：Is intrinsic-safety certification available?
A4：ATEX/IECEx Ex ia versions are offered under ordering suffix “-IS”.

Q5：How do I ground the assembly?
A5：An internal M4 lug accepts 12 AWG ground wire; torque to 2 N·m.

Q6：Does the window fog in humid service?
A6：No：a hydrophobic vent membrane equalises pressure and prevents condensation.

Q7：What maintenance is required?
A7：Annual O-ring inspection and window cleaning; no lubrication needed.

Q8：Can I re-terminate the probe cable inside the housing?
A8：Yes：there is 35 mm clearance and a captive screw terminal block.

Q9：What torque should I use on the external mounting thread?
A9：30 N·m with anti-seize paste to assure gasket compression.

Q10：Is a stainless tag plate included?
A10：Yes：laser-etched tag with serial and calibration data ships pre-installed.