Operating Conditions: Installation; Operating Conditions: Environment; Operating Conditions: Process - Endress+Hauser Proline t-mass 65 Operating Instructions Manual

Thermal mass flow measuring system
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Proline t-mass 65 MODBUS RS485
Installation instructions
Inlet and outlet runs
Length of connecting cable
System pressure
Ambient temperature
!
Storage temperature
Degree of protection
Shock resistance
Vibration resistance
Electromagnetic compatibility
(EMC)
Medium temperature range
10.1.7

Operating conditions: Installation

see Page 12 ff.
see Page 14 ff.
Max. 100 meters (328 feet), remote version
see Page 22
10.1.8

Operating conditions: Environment

Standard: –20 to +60 °C (–4 to +140 °F), available on request –40 to +60 °C (–40 °F to +140 °F)
Note!
• Install the device at a shady location. Avoid direct sunlight, particularly in warm climatic regions.
(A protective hood is available on request)
• At ambient temperatures below –20 °C (–4 °F) the readability of the display may be impaired.
–40 to +80 °C (–40 to +176 °F), recommended +20 °C (+68 °F)
Standard: IP 67 (NEMA 4X) for transmitter and sensor
According to IEC 60068-2-31
Acceleration up to 1 g, 10 to 150 Hz, following IEC 60068-2-6
To IEC/EN 61326 and NAMUR recommendation NE 21
10.1.9

Operating conditions: Process

Sensor:
t-mass F:
–40 °C to +100 °C (–40 °F to +212 °F)
t-mass I:
–40 °C to +130 °C (–40 °F to +266 °F)
Seals:
t-mass F:
Viton –20°C to +100°C (–4°F to +212°F)
Kalrez –20°C to +100°C (–4°F to +212°F)
EPDM –40°C to +100°C (–40°F to +212°F)
t-mass I (bonded seals):
Kalrez –20°C to +130°C (–4°F to +266°F)
Nitrile –35°C to +130°C (–31°F to +266°F)
EPDM –40°C to +130°C (–40°F to +266°F)
Technical data
89

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