Burkert Ultrasonic Level Measuring Device, 8177
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558 225

Series: 8177 Ultrasonic Level Measuring Device Brand: Burkert Fluid Control Systems
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Burkert Ultrasonic Level Measuring Device, 8177 Burkert Ultrasonic Level Measuring Device, 8177

Specifications

Brand

Adjustment

  • > 3 seconds

Ambient Temperature Range

  • Conformity Specification: -20° to 41° C (-4° to 105.8° F)
  • With Display, Adjustment Elements: -20° to 70° C (-4° to 158° F) (Operation & Storage)

Applications

  • Continuous Level Measuring for Fluids & Solids
  • Distance Measuring
  • Open Basins
  • Sludge Container

Approvals & Certifications

  • ATEX: EN 50014, EN 50020, EN 50284
  • CE
  • EEx ia IIC T6
  • EU
  • NAMUR: NE 21, NE 43
  • PTB

BSP Connection

  • G 2" Male

Class

  • Protection: Class II

Cover Material

  • Polycarbonate (PC)

Current

  • Fault Signal: < 3.6 mA (Adjustable)
  • Fault Signal: 20.5 mA Output Unchanged
  • Fault Signal: 22 mA (Adjustable)

Damping Adjustment

  • 63 % of the Input Variable: 0 to 999 seconds

Deadband

  • Dead Zone: 1.3 ft (0.4 m)

Display

  • LCD in Full Dot Matrix

Electrical Connectors

  • Cable Glands M20 x 1.5

Electrical Rating

  • Short Circuit Rating: 131 mA

Enclosure, Body Material

  • 316L Stainless Steel, 1.4404
  • Polybutylene Terephthalate (PBT)

Environmental Protection

  • IP66
  • IP67

Frequency

  • 55 kHz

Humidity

  • Operation: 75 % RH, max.
  • Storage: 85 % RH, max.

Interval Time

  • > 2 seconds

Load Resistance

  • 1,000 ohms

Materials of Construction

  • Ground Terminal: 316L Stainless Steel 1.4435
  • Ground Terminal: 316Ti Stainless Steel 1.4571

Measuring Error

  • < 0.2 % or ± 4 mm

Measuring Range

  • Liquids: 0.4 to 8 m
  • Solids: 0.4 to 3.5 m

NPT Connection

  • 1/2" NPT Male
  • 2" NPT Male

Operating Voltages

  • 14-30 Vdc (Ex ia Instrument)
  • 14-36 Vdc
  • Conformity Specification: 30 V

Output

  • 4-20 mA / HART (2-Wire)

Power

  • 983 mW

Pressure Range

  • bar: -0.2 to 2
  • kPa: -20 to 200
  • psi: -2.9 to 29.02

Principle of Operation

  • Ultrasonic

Process Connection Material

  • PVDF

Process Temperature

  • -40° to 80° C (-40° to 176° F)

Resolution

  • 1 mm, Max.
  • 1.6 µA

Ring Material

  • Seal Ring: EPDM

Seat / Seal Material

  • Process Seal: EPDM

Temperature Coefficient

  • 0.06 % / 10K (Average Temperature Coefficient of the Zero Signal - Temperature Error)

Torque

  • Torque Mounting Boss: 25 Nm, Max.

Vibration

  • Vibration Resistance: Mechanical Vibrations with 4 G at 5 to 100 Hz

Wetted Materials

  • Transducer: PVDF

Documentation

Data Sheets

View Product Series

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