Operating Altitude; Climate Class; Degree Of Protection; Vibration Resistance - Endress+Hauser Liquiphant FTL51B Operating Instructions Manual

Liquiphant FTL51B
Endress+Hauser
14.3.4

Operating altitude

As per IEC 61010-1 Ed.3:
• Up to 2 000 m (6 600 ft) above sea level
• Can be extended to 3 000 m (9 800 ft) above sea level if overvoltage protection is used
14.3.5

Climate class

As per IEC 60068-2-38 test Z/AD
14.3.6

Degree of protection

For housing with electrical connection
M20 coupling, plastic
• Single-chamber, plastic: IP66/67 NEMA type 4X
• Single-chamber and dual-chamber, aluminum: IP66/68 NEMA type 4X/6P
• Single-chamber 316L, cast: IP66/68 NEMA type 4X/6P
M20 coupling, nickel-plated brass
Single-chamber and dual-chamber, aluminum: IP66/68 NEMA type 4X/6P
M20 coupling, 316L
• Single-chamber and dual-chamber, aluminum: IP66/68 NEMA type 4X/6P
• Single-chamber 316L, cast: IP66/68 NEMA type 4X/6P
Thread M20
• Single-chamber, plastic: IP66/67 NEMA type 4X
• Single-chamber and dual-chamber, aluminum: IP66/68 NEMA type 4X/6P
• Single-chamber 316L, cast: IP66/68 NEMA type 4X/6P
Thread G ½
• Single-chamber, plastic: IP66/67 NEMA type 4X
• Single-chamber and dual-chamber, aluminum: IP66/68 NEMA type 4X/6P
• Single-chamber 316L, cast: IP66/68 NEMA type 4X/6P
Thread NPT ½
• Single-chamber, plastic: IP66/67 NEMA type 4X
• Single-chamber 316L, cast: IP66/68 NEMA type 4X/6P
Thread NPT ¾
• Single-chamber and dual-chamber, aluminum: IP66/68 NEMA type 4X/6P
• Single-chamber 316L, cast: IP66/68 NEMA type 4X/6P
M12 plug
• Single-chamber, plastic: IP66/67 NEMA type 4X
• Single-chamber, aluminum: IP66/67 NEMA type 4X
• Single-chamber 316L, cast: IP66/67 NEMA type 4X
14.3.7

Vibration resistance

As per IEC60068-2-64-2009
a(RMS) = 50 m/s², f = 5 to 2 000 Hz , t = 3 planes x 2 h
For increased oscillations or vibrations, the additional option of order code "Application"
option "B" 100 bar (1 450 psi) process pressure is recommended.
14.3.8

Shock resistance

As per IEC60068-2-27-2008: 300 m/s² [=30 gn] + 18ms
Technical data
55