The industrial engineering has improved every year, and manufacturing and/or controlling systems have become very sensitive and advanced. Accuracy,
Reliability, and Quality are most important features, characteristics, and specifications in products selection criteria of level instrumentation for safety and efficient operation.
We, NOHKEN INC., have experienced to create high performance products for demanding such requirement. The solution that you need and want is in here.
Nohken Level Sensors for Liquids
Nohken Float type
Nohken Cable float
Nohken Pneumatic
Nohken Electrode type
Nohken Conductive type
Nohken Optical type
Nohken Level Sensors for Solids
| Brand |
Product Name
|
Classification Name
|
| NOHKEN |
CAPACITIVE LEVEL SENSOR MODEL CG
|
LEVEL SWITCH
|
| NOHKEN |
VIBRATING LEVEL SENSOR MODEL VL SERIES
|
LEVEL SWITCH
|
| NOHKEN |
SITRANS F M ELECTROMAGNETIC FLOWMETER
|
ELECTROMAGNETIC FLOWMETERS
|
| NOHKEN |
MICROWAVE LEVEL MONITOR MODEL SLR SERIES
|
LEVEL GAUGES
|
| NOHKEN |
IN-SITU LASER GAS ANALYZER MODEL LDS 6/SITRANS SL
|
PROCESS ANALYZERS
|
Nohken Magnetic Float Sensor FR(reed switch)
Overview
Level switch that measures the level using a float incorporating a magnet and a reed switch that operates because of a magnetic field. Flameproof model available
Up to 7 points of alarm or control points for solenoid valves and pumps. Insensitive to process pressure or temperature. Various wetted materials and designs available.
Applications
Any liquids including water, oil, hydrochloric acid, sulfuric acid, and other chemicals
(RoHS compliant model available)
Nohken Miniature Float Sensor OL
Overview
Level switch that measures the level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
7 standard and more than 10 special designs available. High/low alarms to control various devices. Compact and low cost.
Wide range of options for material and design for flexible adaption to any environment.
Applications
Level measurement of any liquids, integration into small mass produced equipment
(RoHS compliant model available)
Nohken Miniature Float Sensor LS
Overview
Level switch that measures the level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
Ultra-compact and low cost, ideal for integration into mass produced equipment
Applications
Level measurement in water heaters, shower toilets, air conditioners, vending machines and other mass produced products (RoHS compliant model available)
Nohken Magnetic Level Switch FM
Overview
Side-mounted level switch that measures a level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
Insensitive to process pressure or temperature, wide range of options for material and design for flexible adaption to any environment.
Applications
Level measurement of bilge tanks and oil tanks, interface detection (FM-16)
Nohken Magnetic Level Switch HM (microswitch)
Overview
Side-mounted level switch that measures the level using a float incorporating a magnet and a microswitch besides the flange.
Features
Operational in high pressure applications (3 MPa Max.). Microswitch can switch large loads (250V 5A AC, 230V 0.25A DC)
Applications
Level measurement of bilge tanks and oil tanks
Nohken Miniature Float Sensor SH
Overview
Side-mounted level switch that measures a level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
Easy installation on tank side using threaded process connection. Operational for any liquids of specific gravity >0.6. Switch operation easily reversed.
Applications
Integration into small mass produced equipment, level measurement of virtually any liquids due to corrosion resistant SCS14 (316SS equivalent)
Nohken Wide-Differential Float Sensor FS
Overview
The sensor detects liquid presence at a predetermined point using an integrated microswitch that operates as the float goes up or down with the liquid level.
When detecting the liquid presence, the sensor gives an electric signal to trigger alarms or control solenoid valves and pumps.
The sensor is ideal for level measurement of hydraulic units and boiler fuel tanks.
Features
One unit controls both high and low limits without an interlock circuit due to user adjustable upper and lower stoppers.
Microswitch is capable of directly switching large loads such as solenoid valves. (250V, 5A AC/125V, 0.6A DC)
Applications
High/low control of hydraulic units or boiler fuel tanks
Float level sensor with cable
Nohken Cable Suspended Float Sensor FQ
Overview
Float of the sensor has a weight that goes up and down with the liquid surface, and a stationary magnet.
When the weight approaches the magnet, the reed switch inside the weight closes its contacts to indicate a level.
Features
Latching relay offers control of both high and low limits by one unit. Insensitive to suspended solids.
Stable operation and low cost.
Applications
Pump control of tanks and pits in water/wastewater facilities or effluent treatment facilities.
Nohken Cable Suspended Float Sensor FT
Overview
Cable suspended float switch that uses a microswitch to detect the level.
The float tilts as the liquid surface rises or falls, causing a steel ball inside the float to roll and the microswitch to open or close its contacts.
Features
Microswitch is used. Corrosion resistant and offers long service life. Stable operation, easy installation. Suitable for a wide range of applications.
Applications
Pump control of tanks and pits in water/wastewater facilities and effluent treatment facilities
Nohken Guard Float Sensor FC
Overview
The sensor has a float fixed to the rope. The float has a magnet inside, and moves up and down with the liquid level, causing the reed switch inside the stem to open or close its contacts.
Features
Suitable for limited space, set points and switch operation are easy adjusted, easy maintenance
Applications
Water treatment facilities and applications with limited space above the tank
Nohken Pneumatic level sensor
Pneumatic Level Sensor FP
Overview
The detector of the sensor measures liquid head pressure and transmits it to the chamber. The diaphragm receives the pressure and actuates the microswitch.
Flameproof model is available. (d2G4)
Features
Suitable for aggressive or sticky liquids as the measured material makes contact with the detector only. Long service life with limited movement. Low cost and easy installation.
Applications
Sticky or corrosive liquids, liquids with suspended solids Electrode Level Sensor FEElectrode level sensor
Overview
The sensor applies alternating voltages between electrodes. With no conductive material between electrodes no current flows, and with conductive material current flows.
The relay unit compares the detected current with the reference current to open or close the relay.
Features
Standard electrodes are in 316SS, titanium or Hastelloy. Suitable for chemicals such as hydrochloric acid and sulfuric acid as well as purified water.
Offers both filling and discharge controls with latching relay functionality of relay unit
Applications
Level measurement of large tanks and pits in water treatment plants
Nohken Electrode Level Sensor CE (Electrode band type)
Overview
The sensor applies alternating voltages between electrodes. With no conductive material between electrodes no current flows,
and with conductive material current flows. The relay unit compares the detected current with the reference current to open or close the relay.
Features
Standard electrodes are in 316SS, titanium or Hastelloy. Suitable for chemicals such as hydrochloric acid and sulfuric acid as well as purified water.
Offers both filling and discharge controls with latching relay functionality of relay unit
Applications
Level measurement of large tanks and pits in water treatment plants
Nohken Electrical Conductivity Level Sensor MT10Conductivity level sensor
Overview
Detects presence or absence of current between the detector of the sensor and the ground to indicate a level. 1, 3, and 10 set point models are available.
Features
Offers measurements of very small intervals as the sensor provides up to 10 set points on its small body. Almost insensitive to scum contamination or suspended solids. No moving parts ensures long service life. Relay unit offers a wide sensitivity adjustment range (1kΩ to 80kΩ).
Applications
Level monitoring or pump control of relay pump stations and manhole pump stations in wastewater treatment facilities
Optical interface
Optical Interface Measurement Sensor OX
Overview
Uses optical semiconductors. The sensor has two detectors, one with a transmitter and the other with a receiver at its end,
and measures transmission magnitude between the detectors to indicate a level of liquids, solids, sludge blanket or an interface of two liquids.
Intrinsically safe mode is available. (i3nG3)
Features
Affection from contaminant is minimized due to modulated infrared. Transmitter and receiver are factory aligned.
Applications
Interface measurement of sludge that has small density difference from liquids,
two liquids having small dielectric constant difference, two liquids having different clearness, level of sludge blanket
Vibrating level sensor
Motor torque level sensor
Capacitive Level Sensosrs
Continuous Level Sensors for Liquids
Resistive level measurement
Magnetostrictive level measurement
Hydrostatic level measurement
Air bubbler system
Pressure Transmitter
Continuous Level Sensors for Solids
Nohken Magnetic Float Sensor FR(reed switch)
Overview
Level switch that measures the level using a float incorporating a magnet
and a reed switch that operates because of a magnetic field. Flameproof model available (d2G4/d2G3)
Features
Up to 7 points of alarm or control points for solenoid valves and pumps.
Insensitive to process pressure or temperature. Various wetted materials and designs available.
Applications
Any liquids including water, oil, hydrochloric acid, sulfuric acid, and other chemicals
(RoHS compliant model available)
Nohken Miniature Float Sensor OL
Overview
Level switch that measures the level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
7 standard and more than 10 special designs available. High/low alarms to control various devices.
Compact and low cost. Wide range of options for material and design for flexible adaption to any environment.
Applications
Level measurement of any liquids, integration into small mass produced equipment
(RoHS compliant model available)
Nohken Miniature Float Sensor LS
Overview
Level switch that measures the level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
Ultra-compact and low cost, ideal for integration into mass produced equipment
Applications
Level measurement in water heaters, shower toilets, air conditioners, vending machines and other mass produced products (RoHS compliant model available)
Nohken Magnetic Level Switch FM
Overview
Side-mounted level switch that measures a level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
Insensitive to process pressure or temperature, wide range of options for material and design for flexible adaption to any environment.
Applications
Level measurement of bilge tanks and oil tanks, interface detection (FM-16)
Nohken Magnetic Level Switch HM (microswitch)
Overview
Side-mounted level switch that measures the level using a float incorporating a magnet and a microswitch besides the flange.
Features
Operational in high pressure applications (3 MPa Max.). Microswitch can switch large loads (250V 5A AC, 230V 0.25A DC)
Applications
Level measurement of bilge tanks and oil tanks
Nohken Miniature Float Sensor SH
Overview
Side-mounted level switch that measures a level using a float incorporating a magnet and a reed switch that operates because of a magnetic field.
Features
Easy installation on tank side using threaded process connection. Operational for any liquids of specific gravity >0.6. Switch operation easily reversed.
Applications
Integration into small mass produced equipment, level measurement of virtually any liquids due to corrosion resistant SCS14 (316SS equivalent)
Nohken Wide-Differential Float Sensor FS
Overview
The sensor detects liquid presence at a predetermined point using an integrated microswitch that operates as the float goes up or down with the liquid level. When detecting the liquid presence, the sensor gives an electric signal to trigger alarms or control solenoid valves and pumps. The sensor is ideal for level measurement of hydraulic units and boiler fuel tanks.
Features
One unit controls both high and low limits without an interlock circuit due to user adjustable upper and lower stoppers. Microswitch is capable of directly switching large loads such as solenoid valves. (250V, 5A AC/125V, 0.6A DC)Applications
Nohken Float level sensor with cable
Cable Suspended Float Sensor FQ
Overview
Float of the sensor has a weight that goes up and down with the liquid surface, and a stationary magnet. When the weight approaches the magnet, the reed switch inside the weight closes its contacts to indicate a level.
Features
Latching relay offers control of both high and low limits by one unit. Insensitive to suspended solids. Stable operation and low cost.
Applications
Pump control of tanks and pits in water/wastewater facilities or effluent treatment facilities.
Nohken Cable Suspended Float Sensor FT
Overview
Cable suspended float switch that uses a microswitch to detect the level.
The float tilts as the liquid surface rises or falls, causing a steel ball inside the float to roll and the microswitch to open or close its contacts.
Features
Microswitch is used. Corrosion resistant and offers long service life.
Stable operation, easy installation. Suitable for a wide range of applications.
Applications
Pump control of tanks and pits in water/wastewater facilities and effluent treatment facilities
Nohken Guard Float Sensor FC
Overview
The sensor has a float fixed to the rope. The float has a magnet inside,
and moves up and down with the liquid level, causing the reed switch inside the stem to open or close its contacts.
Features
Suitable for limited space, set points and switch operation are easy adjusted, easy maintenance
Applications
Water treatment facilities and applications with limited space above the tank
Nohken Pneumatic level sensor
Pneumatic Level Sensor FP
Overview
The detector of the sensor measures liquid head pressure and transmits it to the chamber.
The diaphragm receives the pressure and actuates the microswitch.
Flameproof model is available. (d2G4)
Features
Suitable for aggressive or sticky liquids as
the measured material makes contact with the detector only. Long service life with limited movement. Low cost and easy installation.
Applications
Sticky or corrosive liquids, liquids with suspended solids
Nohken Electrode Level Sensor FEElectrode level sensor
Overview
The sensor applies alternating voltages between electrodes. With no conductive material between electrodes no current flows, and with conductive material current flows. The relay unit compares the detected current with the reference current to open or close the relay.
Features
Standard electrodes are in 316SS, titanium or Hastelloy. Suitable for chemicals such as hydrochloric acid and sulfuric acid as well as purified water. Offers both filling and discharge controls with latching relay functionality of relay unit
Applications
Level measurement of large tanks and pits in water treatment plants
Nohken Electrode Level Sensor CE (Electrode band type)
Overview
The sensor applies alternating voltages between electrodes. With no conductive material between electrodes no current flows, and with conductive material current flows. The relay unit compares the detected current with the reference current to open or close the relay.
Features
Standard electrodes are in 316SS, titanium or Hastelloy. Suitable for chemicals such as hydrochloric acid and sulfuric acid as well as purified water. Offers both filling and discharge controls with latching relay functionality of relay unit
Applications
Level measurement of large tanks and pits in water treatment plants
Nohken Electrical Conductivity Level Sensor MT10
Conductivity level sensor
Overview
Detects presence or absence of current between the detector of the sensor and the ground to indicate a level. 1, 3, and 10 set point models are available.
Features
Offers measurements of very small intervals as the sensor provides up to 10 set points on its small body. Almost insensitive to scum contamination or suspended solids. No moving parts ensures long service life. Relay unit offers a wide sensitivity adjustment range (1kΩ to 80kΩ).
Applications
Level monitoring or pump control of relay pump stations and manhole pump stations in wastewater treatment facilities
Nohken Optical interface
Optical Interface Measurement Sensor OX
Overview
Uses optical semiconductors. The sensor has two detectors, one with a transmitter and
the other with a receiver at its end, and measures transmission magnitude between the detectors to indicate a level of liquids, solids, sludge blanket or an interface of two liquids.
Intrinsically safe mode is available. (i3nG3)
Features
Affection from contaminant is minimized due to modulated infrared. Transmitter and receiver are factory aligned.
Applications
Interface measurement of sludge that has small density difference from liquids,
two liquids having small dielectric constant difference, two liquids having different clearness, level of sludge blanket
Capacitive level sensors
Auxiliary equipment and others
Level controllers
Oil Leak Detector
Sound Flow Sensor
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