Operating Conditions: Environment; Operating Conditions: Process - Endress+Hauser Flowphant T DTT31 Technical Information

DTT31, DTT35
Ambient temperature range
Storage temperature
Climate class
Degree of protection
Shock resistance
Vibration resistance
Electromagnetic compatibility
Process temperature limits
!
Process pressure limits
"
Process flow limit
Operating range
Endress+Hauser

Operating conditions: Environment

–40 up to +85 °C (-40 to +185 °F)
–40 up to +85 °C (-40 to +185 °F)
4K4H as per DIN EN 60721-3-4
IP 65 (complete housing)
50 g as per DIN IEC 68-2-27 (11 ms)
• 20 g as per DIN IEC 68-2-6 (10-2000Hz)
• 4 g as per German Lloyd GL Guidelines
• Interference emission as per IEC 61326 Series, class B electrical equipment
• Interference immunity as per IEC 61326 Series, appendix A (industrial use) and NAMUR Recommendation
NE 21
EMC influence: ≤ 0.5 %

Operating conditions: Process

-20 to +85 °C (-4 to +185 °F)
Note!
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).
Maximum permitted process pressure p
Caution!
The maximum process pressure for the conical metal-metal process connection (MB option) for the DTT35 is
1.6 MPa = 16 bar (232 psi)!
Liquids: 0 up to 3.0 m/s (0 up to 9.84 ft/s)
Liquids: 0.03 up to 3.0 m/s (0.1 up to 9.84 ft/s)
≤ 10 MPa = 100 bar (1450 psi)
max
9