Normally Closed (NC) Dry Material (Powders) Level Switches

Chemically Resistant Sensor -- ToughSonic® CHEM 10
from Senix Distance and Level Sensors

The ToughSonic CHEM 10 is a chemically resistant ultrasonic sensor designed for applications where corrosive liquids or gasses are present, but it is an excellent choice for benign environments as well. With a maximum range of 10 feet (3 meters), it is the smallest sensor in the ToughSonic CHEM... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Switch Type: Electro-mechanical switch (optional feature); Solid-state switch
  • Measuring Range: 4 to 120
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT) (optional feature)
Capacitive Point Level Detection, Universal Supply, G2 Aluminum Housing -- SC750U
from Sitron

The SC750U features a Universal Power Supply with a large aluminum housing (G2) as well as an integrated sensibility adjustment and time delay up to 20 seconds. This unit is an ideal solution for point level detection of a wide variety of liquid and solid mediums. Standard configuration features a... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Max AC Voltage Rating: 250
  • Max Current Rating: 5
  • Maximum Operating Pressure: 145
Self Contained Sensor -- RPS-450/RPS-475
from Migatron Corporation

The RPS-450, 475 are stud-mount, completely self-contained, 120VAC powered ultrasonic proximity sensors. These sensors are range or distance sensitive, enabling the sensors to detect objects only within the desired range and rejecting others. The RPS-450, 475 are solid state sensors including their... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Switch Type: Solid-state switch
  • Measuring Range: 5 to 72
  • Max Current Rating: 1
Diaphragm Switch -- 7-8100 (G)
from Monitor Technologies LLC

Economical point level detection in bins and hoppers [See More]

  • Configuration (Normal State): Normally Closed (NC)
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
  • Switch Type: Electro-mechanical switch
  • Max Current Rating: 15
CL-10DJ Level Switch -- CL-10 DJ
from Automation Products, Inc.

The Type CL-10DJ Dynatrol ® Level Switch is designed for application to either high or low point level detection of bulk solids. Reliable operation can be achieved with this level control in problem applications where other types of controls may fail to operate at all. Versatile: This control is... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
  • Switch Type: Electro-mechanical switch
  • Max Current Rating: 2
Chemically Resistant Sensor -- ToughSonic® CHEM 20
from Senix Distance and Level Sensors

The ToughSonic CHEM 20 is an ultrasonic sensor designed for measurement applications involving corrosive chemical liquids or gasses, but it is an excellent choice for benign materials as well. With a maximum range of 20 feet (6.1 meters), it is the mid-range option within the ToughSonic CHEM sensor... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Switch Type: Electro-mechanical switch (optional feature); Solid-state switch
  • Measuring Range: 8 to 240
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT) (optional feature)
Capacitive Point Level Detection, Universal Supply, N2 Nylon Housing -- SC750U
from Sitron

The SC750U features a Universal Power Supply with a large nylon housing (N2) as well as an integrated sensibility adjustment and time delay up to 20 seconds. This unit is an ideal solution for point level detection of a wide variety of liquid and solid mediums. Standard configuration features a PTFE... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Max AC Voltage Rating: 250
  • Max Current Rating: 5
  • Maximum Operating Pressure: 145
CL-10DJ-7 Level Switch -- CL-10 DJ-7
from Automation Products, Inc.

The Type CL-10DJ-7 Dynatrol ® Level Switch is designed for application to either high or low point level detection of bulk solids. Reliable operation can be achieved with this level control in problem applications where other types of controls may fail to operate at all. Versatile: This control... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
  • Switch Type: Electro-mechanical switch
  • Max Current Rating: 2
Chemically Resistant Sensor -- ToughSonic® CHEM 35
from Senix Distance and Level Sensors

The ToughSonic CHEM 35 ultrasonic sensor is designed for distance measurement applications where corrosive chemical liquids or gasses are present, but it is an excellent sensor for benign environments as well. With a maximum range of 35 feet (10.7 meters), it is the longest range member of the... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Switch Type: Electro-mechanical switch (optional feature); Solid-state switch
  • Measuring Range: 12 to 420
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT) (optional feature)
Proximity Sensor Capacitive + RL202 Controller
from Sitron

The SC200 (+ RL202 Controller for AC Power Supply) expands on the capability of the SC200 (no housing, yet integrated sensitivity adjustment). The RL202 controller can be ordered with either 24Vdc, 110Vac or 220Vac power supply. It provides both a PNP contact as well as one Normally Open and one... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Meter Technology Type: Capacitive/RF Admittance
  • Maximum Operating Pressure: 145
  • Operating Temp: 14 to 176
CL-10DJI Level Switch -- CL-10 DJI
from Automation Products, Inc.

The Type CL-10DJI Dynatrol ® Interface Level Detector has the unique ability to detect the interface: Between a liquid and a settled bed of solids. Between a liquid and a floating bed of solids. Between liquid phases of significantly different viscosities. Advantages. Versatile: This control is... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
  • Switch Type: Electro-mechanical switch
  • Max Current Rating: 2
Ultrasonic Sensor -- ToughSonic® 12
from Senix Distance and Level Sensors

This new model has a PVDF (Kynar) transducer for improved chemical resistance. Like all ToughSonic sensors, it ’s built for durability and ease of use in tough industrial environments. It ’s fully submersible, corrosion resistant, shock resistant and all around tough. It ’s also... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Switch Type: Electro-mechanical switch (optional feature); Solid-state switch
  • Measuring Range: ? to 144
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT) (optional feature)
GSS Level Switch -- CL-10 GSS
from Automation Products, Inc.

The Dynatrol ® GSS Level Detector is designed for application to either high, intermediate, or low-point level detection of bulk solids. The GSS Level Detector is constructed to handle extremely light weight applications that are difficult to measure or detect a reading. Reliable operation can... [See More]

  • Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
  • Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
  • Switch Type: Electro-mechanical switch
  • Max Current Rating: 2