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Tuning Fork Level Switch

LM500

Vibrating-fork point level switch for high/low alarms and pump protection.

Measuring principle
音叉振动频率变化
Measuring range
点位检测(插入深度可定制)
Accuracy
重复性 ±1 mm
  • ✓ Wet-calibrated before dispatch with a calibration record
  • ✓ Standard models ship in 5 working days; customised in as little as 10
  • ✓ Full technical support from selection through commissioning

Vibrating-fork point level switch for high/low alarms and pump protection.

Overview

Vibrating-fork point level switch for high/low alarms and pump protection.

Features

  • Independent of dielectric constant, viscosity and density
  • No calibration required — install and run
  • Self-cleaning fork resists build-up
  • Optional intrinsically safe version for hazardous areas
  • Solid-state relay output for long service life

Typical Applications

  • Pump dry-run protection
  • High/low level alarm interlocks
  • Silo full detection
  • Pipe charged/empty detection

Selection Notes

The above reflects the standard configuration. Final selection depends on media properties, operating temperature and pressure, and environmental conditions. For special requirements, please contact our engineers for tailored advice. Technical parameters are subject to the final supply agreement.

Measuring principle 音叉振动频率变化
Measuring range 点位检测(插入深度可定制)
Accuracy 重复性 ±1 mm
Resolution 1 mm
Operating frequency —
Process connection 螺纹 G1 / 法兰 DN50
Process temperature -40~150 ℃
Process pressure ≤ 2.5 MPa
Output signal 继电器 SPDT / PNP / NAMUR
Power supply 两线制 16~36 VDC
Antenna / probe material 316L / 哈氏合金 / PTFE 涂层
Ingress protection IP66 / IP67
Display & configuration LCD 液晶 + 按键组态

Note: the above reflects the standard configuration. Final selection depends on media and site conditions; parameters are subject to the supply agreement.

Features

  • Independent of dielectric constant, viscosity and density
  • No calibration required — install and run
  • Self-cleaning fork resists build-up
  • Optional intrinsically safe version for hazardous areas
  • Solid-state relay output for long service life

Typical Applications

  • Pump dry-run protection
  • High/low level alarm interlocks
  • Silo full detection
  • Pipe charged/empty detection
Enquiry

Enquire About This Product

Leave your process conditions and we will respond with selection advice and a quotation within 24 hours.

Product
LM500  Tuning Fork Level Switch