Operating Conditions - Endress+Hauser Flowphant T DTT31 Operating Instructions Manual

Technical data
9.3

Operating conditions

• Orientation, → Chap. 3.4.1
• Top housing section can be rotated 310°
9.3.1 Operating conditions: Environment
• Ambient temperature range
–40 to +85 °C (-40 to 185 °F)
• Storage temperature
–40 to +85 °C (-40 to 185 °F)
• Climate class
4K4H as per DIN EN 60721-3-4
• Degree of protection
IP65 (optional IP66, depending on used connector)
• Shock resistance
50 g as per DIN IEC 68-2-27 (11 ms)
• Vibration resistance
20 g as per DIN IEC 68-2-6 (10-2000Hz)
4 g as per guidelines of German Lloyd GL
• Electromagnetic compatibility
Interference emission as per IEC 61326, class B equipment
Interference immunity as per IEC 61326, Appendix A (industry) and
NAMUR Recommendation NE21
EMC influence: ≤ 0.5%
9.3.2 Operating conditions: Process
• Process flow limits
Liquids: 0.03 to 3.0 m/s (0.1 to 9.84 ft/s)
• Process temperature limits
-20 to 85 °C (-4 to 185 °F)
The sensor can be exposed up to 130 °C (266 °F) without damage; monitoring switches off
automatically at T ≥ 85 °C (185 °F) and starts again at T ≤ 85 °C (185 °F).
• Process pressure limits
Maximum permitted process pressure p
NOTICE
The maximum process pressure for the conical metal-metal process connection (MB option)
for the DTT35 is 1.6 MPa = 16 bar (232 psi)!
36
≤ 10 MPa = 100 bar (1450 psi)
max.
DTT31, DTT35
Endress+Hauser