PT20S

PT20S

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Description

Technical data
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
Max. output error
  • ≤ 0.06 % FSR @ 25 °C
  • Including input accuracy, output accuracy and repeatability
Temperature drift (by ambient)
  • < 0.025 K/K + 0.01 % FSR/K
Thermal response time, T90
  • RTD element and transmitter combined
  • < 3.0 s , Ø3 mm
  • < 8.5 s , Ø6 mm
Process connection

Sensor length
  • ≤ 3000 mm
Sensor tube material
  • AISI 316L (1.4404)
Surface roughness wetted parts
  • Ra ≤ 0.8 µm
Ambient conditions

Degree of protection (EN 60529)
  • Connector DIN EN 175301-803 A (DIN 43650 A), 4-pin:
  • IP65
  • Connector M12-A, 4-pin:
  • IP68 , with appropriate cable (336 h @ 10 mH2O)
  • IP69K , with appropriate cable
Humidity
  • ≤ 100 % RH , condensing
Vibration (sinusoidal) (EN 60068-2-6)
  • 1.6 mm p-p (2 … 25 Hz), 4 g (25 … 100 Hz), 1 octave / min.
  • GL, test 2
Output signal

Output type
  • PNP
  • NPN
  • Digital (push-pull)
  • 4 … 20 mA, 2-wire
  • 20 … 4 mA, 2-wire
Switching logic
  • Active high
  • Active low
Voltage drop
  • PNP: (+Vs – 1,2 V) ± 0.5 V, Rload ≥ 10 kΩ
  • NPN: (-Vs + 1,5 V) ± 0.5 V, Rload ≥ 10 kΩ
Current rating
  • 100 mA , max.
Off leak current
  • < 100 μA
Short circuit protection
  • Yes
Compliance and approvals

EMC
  • EN 61326-1
Safety
  • cULus listed, E527512

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