Thermal Mass Flow and Level Switches

DELTA M – Thermal Mass Flow and Level Switches

Thermal mass flow switches for the detection of the mass flow rate of liquids and gases, designed and manufactured by Delta M Corporation. Delta M also produces a thermal switch for level or temperature detection of liquids or gases.

Microtuf® Product Line

microtuf® MODEL LS32CS – Basic Liquid Level Switch

  • Thermal point level switch for the detection of liquid  level in all vessels.
  • Wide operating temperature range -100°F to +850°F (-70°C to +458°C).
  • Switch on level change of .03 inch without concern for changing temperature, density, dielectric constant or chemical composition.
  • Removable Plug-in electronics
  • Two year workmanship warranty.
  • Free of all moving parts that can stick, coat or fail.
  • Fast response time of .1 to 1 second on wetting, media dependent.
  • Self heating sensor design improves repeatability. No separate heater to fail or slow response time.
  • Optional Glass window (XW)

microtuf® MODEL FS42CS Mass Flow Switch

  • Mass Flow Switch for the detection of the mass flow rate of liquids and gases.
  • Wide operating temperature range -100°F to +850°F (-70°C to +458°C).
  • Wide flow range of .01 to 5 feet per second (fps) in oil, 2.5 fps in water and .1 to 500 fps in gases.
  • Two year workmanship warranty.
  • Removable Plug-in electronics.
  • Free of all moving parts that can stick, coat or fail.
  • Fast response time of .5 to 10 seconds depending on the media.
  • Self heating sensor design improves repeatability. No seperate heater to fail or slow response time.
  • Optional Glass window (XW)

microtuf® II MODEL LS1100 Liquid Level Switch

  • Switch on level change of .03 inch without concern for changing temp, density, dielectric constant or chemical composition.
  • Wide operating temperature range -100°F to +390°F (-70°C to +200°C).
  • Wide flow range of .01 to 5 feet per second (fps) in oil, 2.5 fps in water and .1 to 500 fps in gases.
  • Two year workmanship warranty.
  • Free of all moving parts that can stick, coat or fail.
  • New smaller and simpler packaging.

microtuf® II MODEL FS2100 Mass Flow Switch

  • Mass Flow Switch for the detection of the mass flow rate of liquids and gases.
  • Wide operating temperature range -100°F to +390°F (-70°C to +200°C).
  • Wide flow range of .01 to 5 feet per second (fps) in oil, 2.5 fps in water and .1 to 500 fps in gases.
  • Two year workmanship warranty.
  • Free of all moving parts that can stick, coat or fail.
  • New smaller and simpler packaging.

VERSA-SWITCH® Product Line

VERSA-SWITCH® – MODEL FS51SC Single Channel Mass Flow Switch

  • Simple, field configurable Mass Flow Switch for the detection of the mass flow rate of liquids and gases with time delay adjustable from 0 to 300 seconds.
  • Field selectable operating power 110VAC, 220VAC, or 24VDC.
  • Wide operating temperature range -100°F to +850°F (-70°C to +458°C).
  • Wide operating flow range of .01 to 5 feet per second (fps) in oil, 2.5 fps in water and .1 to 500 fps in gases.
  • Removable, plug in electronics.
  • Free of all moving parts that can stick, coat or fail.
  • Fast response time of .5 to 10 seconds depending on the media.
  • Self heating sensor design improves repeatability. No separate heater to fail or slow response time.
  • Two Year Workmanship Warranty

VERSA-SWITCH® – MODEL LS51SC Single Channel Point Level Switch

  • Simple field configurable thermal point level switch for the detection of liquid level in all vessels.
  • Wide operating temperature range -100°F to +850°F (-70°C to +458°C).
  • Field selectable operating power 110VAC, 220VAC, or 24VDC, 24VAC.
  • Switch on level change of .03 inch without concern for changing temperature, density, dielectric constant or chemical composition.
  • Removable, plug in electronics.
  • Free of all moving parts that can stick, coat, or fail.
  • Fast response time of .1 to 1 second on wetting, media dependent.
  • Self heating sensor design improves repeatability. No separate heater to fail or slow response time.
  • Two Year Workmanship Warranty.

VERSA-SWITCH® – VS5100 Mass Flow – Level – Temperature

  • Simple field adjustable switch for mass flow, level, and/or temperature of liquids or gasses with time delay adjustable from 0 to 300 sec.
  • Wide operating temperature range -100°F to +850°F (-70°C to +458°C).
  • User configurable operating power 110VAC, 220VAC, or 24VDC.
  • Removable, plug in electronics.
  • Can be configured with 2 independent outputs, such as level or mass flow with temperature or two mass flow rates.
  • Level response time of .1 to 1 second on wetting, media dependent
  • Flow response time of .5 to 10 seconds, media dependent
  • Can be used for either gas or liquid applications including interface detection.
  • Self heating sensor design improves repeatability. No separate heater to fail or slow response time.
  • Two Year Workmanship Warranty

Options

Low Flow Sensor (LFS) Option

Reach liquid flow rates 14X below standard sensor flow ranges and 1.5X lower vs. gas sensor ranges

  • Flows down to 0.33ccm (liquid) & 30ccm (Gas)
  • 1/4 inch FNPT or optional compression fittings
  • Low internal volume for very short sample times
  • Developed for low flow applications where reliability and durability are mandatory