Temperature Transmitter TFRN

Performance characteristics

Process temperature 

• Refer to section "Operating conditions"

Pt100 accuracy class (EN 60751)

• 1/1 B ± (0.3 + 0.005 × t)°C

• 1/1 A ± (0,15 + 0,002 × t)°C

• 1/3 B ± 1/3 × (0.3 + 0.005 × t)°C

• 1/6 B ± 1/6 × (0.3 + 0.005 × t)°C

Thermal response time, T50

• < 1.5 s , Ø4 mm

• < 6.1 s , Ø6 mm

• < 7.6 s , Ø8 mm

Process pressure

• Refer to section "Operating conditions"

  Process connection

Sensor length

• 20 … 3000 mm

Sensor tube material

• AISI 316L (1.4404)

Surface roughness wetted parts

• Ra ≤ 1.6 µm

  Ambient conditions

Degree of protection (EN 60529)

• IP67

• IP69K , with appropriate cable

Humidity

• < 98 % RH , condensing

Vibration (sinusoidal) (EN 60068-2-6)

• 1.6 mm p-p (2 … 25 Hz), 4 g (25 … 100 Hz), 1 octave / min.

  Output signal

Without transmitter

• 1 x Pt100, 2-wire

• 1 x Pt100, 4-wire

• 2 x Pt100, 2-wire

With transmitter

• 4 … 20 mA , 2-wire

• 4 … 20 mA , 2-wire + HART®

  Electrical connection

Cable

• M16 plastic, cable dia. 5 ... 10 mm

• M16 stainless steel, cable dia. 5 ... 9 mm

• M20 plastic, cable dia. 8 ... 13 mm

• M20 stainless steel, cable dia. 9 ... 13 mm

  Compliance and approvals

EMC

• EN 61000-6-2

• EN 61000-6-3

• EN 61326-1

Explosion protection

• ATEX II 1 G Ex ia IIC T6...T4

• IECEx Ex ia IIC T6...T4

• ATEX II 3 G Ex ec IIC T5...T4

• Ex ia Simple apparatus, gas and dust