Detector and controller in one enclosure
Ideal for clogging or erratic flow detection
Easy installation, easy adjustment, easy operation
Non-contacting detection
Adjustment requires no other meters
Universal power supply (AC/DC)
Compact and versatile

Buildup prevention
Low cable cost
Easy maintenance
Robust
Operational in dry pits
Fail-safe functionality

Input signal is specified at the time of order. (4 to 20 mA DC, 1 to 5V DC, 0 to 5V DC, 0 to 10V DC)
Power supply range is selectable from 90 to 132V and 180 to 264V AC, 50/60Hz.
Set value is calculated to 0 to 10V DC (0 to 100%) before output for easy and high accuracy alarming

Extremely compact
Compact and lightweight with miniature motors and plastic components.
Easy torque adjustment
Remove the cover, and change the spring position. That:s all need to be done for the best torque.
“Slip” mechanism
A durable magnetic “Slip” mechanism protects the motor from excessive force applied to the paddle.
Easy maintenance
You can remove the internal components while keeping the sensor mounted on the tank.

Sealed Housing
The bellows seal the shaft and bearing. Therefore, no material can enter the housing.The weight of the material does not affect the system.
In addition, the paddle follows the direction of material flow. This helps it resist pressure and stay stable, even when material levels are low.
Moreover, there are many models to choose from. Users can apply them in different situations, from small to large hoppers.
Easy Maintenance
No adjustment is needed. Also, the simple design makes it easy to maintain.

No adjustment required
The system requires no commissioning and operates immediately after power is supplied.Suitable for virtually any solid applications
Insensitive to dielectric constant or static electricity. Suitable for virtually any solids and granular materials. Buildup on process connection does not affect performance.
Offers fail-safe functionality
Users can easily select high and low limits. Safe operation.
Compact and low cost
Compact and low cost. Ideal for integration into solid equipment.

Flat detector
Engineers design the detector as a flat vibration plate and project only a small portion into the tank to ensure minimal degradation over time.Extremely robust
The use of a piezoelectric crystal eliminates the need for moving parts. Designers simplify the sensor, which offers a long service life.User adjustable sensitivity
Sensitivity is adjustable to suit specific applications.
Easy installation and low cost
Threaded (G 3/4) and sanitary flange type (1-1/2S) process connections are available.
Compact and lightweight
Vibration plate O.D. 22.5, approximately 220g (VP11N) or 300g (VP11F)

Compact with 175mm detector and robust
Ideal for small to medium size hoppers or pipe inside
Stable operation based on coil impedance detection.
Resists temperatures up to 150℃ as standard
Universal power supply (100 to 240V AC)

Level detection of solids having low bulk density
Originally developed technology enables the sensor to detect solids having bulk density as low as 0.02.
Easy installation
No adjustment required after installation
Vibration plate supported at two places
Two-point support prevents affection from installation, achieving high accuracy measurement of solids of bulk density 0.02
Wide range of types available to suit specific applications
A variety of types available for different detection points and process connections.

Compact and lightweight with the circuit integrated into the detector.
Ideal for level measurement of small equipment
Uses NPN open collector output to directly open and close a relay
Offers LED lamp for operation status, and sensitivity trimmer for easy adjustment.

Easy programming by push buttons
Multifunctional with microcomputer
First level switch to have status indicating LCD
Improved buildup prevention performance
Extremely reliable

Resistant to sticky or corrosive liquids
Suitable for corrosive liquids as they make contact only with the detector, and not with the controller. Enlarged detector is available to ensure stable detection of sticky liquids.
Limited movement achieves long service life.
Liquid head pressure causes diaphragm to move, but only within 2mm – no worries for wear.
Stable operation
Micorswitch offers large hysteresis, so affection from turbulent flow is minimized.

Insensitive to contamination
Relay unit with sequential logic circuit (RE9000) ignores affection from scum, suspended solids or other contamination.
Extremely rugged
Having no moving parts, the sensor offers long service life.
Easy-to-use relay unit
Mounting the sensor is easy with a cleaner and a mounting bracket.
Suitable for a wide range of applications
DIP switch on relay unit allows measurement of various liquids.
(Sensitivity: 1kΩ to 80kΩ)

Standard electrodes are in 316SS, titanium or Hastelloy. Suitable for chemicals such as hydrochloric acid and sulfuric acid, as well as purified water.
Plastic terminal box and flange are rugged. The cover requires no screws or bolts for easy handling.
Cable type suits long range applications, and offers easy installation even when space above tank is limited. Maintenance is also easily performed.

Standard electrodes are in 316SS, titanium or Hastelloy. Suitable for chemicals such as hydrochloric acid and sulfuric acid, as well as purified water.
No affection from suspended solids between electrodes as only the end of the electrode is exposed to process and the other portion is isolated.
Plastic terminal box and flange are rugged. The cover requires no screws or bolts for easy handling.

FR offers excellent durability and corrosion resistance, compatible with most liquids. Standard wetted parts use 316LSS with optional ECTFE coating for enhanced protection.
Users skip adjustment and maintenance, even when switching liquid types. FR operates immediately after installation.
Supports both AC/DC power supplies:
Two-wire type: 24–240V AC ±10% (50/60Hz) / 24–54V DC ±10%
Relay type: 100–240V AC ±10% (50/60Hz) / 24–54V DC ±10%
Built-in LED provides operation check and failure diagnosis.
In case of error, the LED blinks 5 times and turns off for 1 second.
Technicians can use the test switch to reverse operation and verify the loop during installation and maintenance.

Easy adjustment
Set points are easily adjusted by changing cable length.Inverting the float reverses operation.
Ideal for small space
Cable suspended design allows easy installation in limited space.
High reliability and safety
Among high accuracy reed switches, only those that meet our original standards are used to ensure stable operation over the long service life.
Easy maintenance
Easily removed from the tank just by lifting the sensor.

Microswitch used to indicate liquid presence
Microswitch is environmentally friendly when in use and when disposed of.
Stable operation
Corrosion resistant with no exposed metal to offer long service life. Stable operation with liquids with suspended solids or sticky liquids.
Flexible adaption to any environments
Easy installation by just suspending the sensor. Multiple point versions are also available. (FT55, FT77)
Large and rugged terminal box for easy handling, with a cover not requiring screws or bolts.

Insensitive to suspended solids or viscosity
No affection from suspended solids or viscosity of measured liquids due to large buoyancy.
Stable operation
No affection from turbulence or rough flow as detection signals are not given until the float is inverted at the high or low points.
Flexible adaption to any environments
Easy installation by just suspending the sensor. Control range is user adjustable.　Multiple point versions are also available. (FQ88, FQ66)
Large and rugged terminal box for easy handling, with a cover requiring no screws nor bolts.
High reliability
Among high accuracy reed switches, only those that meet our original standards are used to ensure stable operation over the long service life.

Insensitive to process conditions such as pressure, temperature and specific gravity
Unlike other technologies, HM offers reliable measurement without being affected by temperature, pressure, specific gravity, capacitance or conductivity.
A wide range of wetted parts materials and designs available
Available in various materials and designs to suit virtually any applications. Interface detection is also available.
High reliability and safety|
Among high accuracy reed switches, only those that meet our original standards are used to ensure stable operation over the long service life.

Insensitive to process conditions such as pressure, temperature and specific gravity
Unlike other technologies, FM offers reliable measurement without being affected by temperature, pressure, specific gravity, capacitance or conductivity.
A wide range of wetted parts materials and designs available
Available in various materials and designs to suit virtually any applications. Interface detection is also available.
High reliability
Among high accuracy reed switches, only those that meet our original standards are used to ensure stable operation over the long service life.

Single unit controls both high and low limits
User adjustable control range
Offers latch function
Directly controls solenoid valves and other large loads

FR delivers reliable measurement regardless of pressure, temperature, specific gravity, capacitance, or conductivity.
Engineers can choose from a wide range of wetted part materials and designs. In addition to standard options, FR also supports 316SS, PE, fluorine resin, titanium, and more.
We ensure high reliability by using only high-accuracy reed switches that meet strict in-house standards.
Technicians can adjust set points and switch directions easily on-site
(not applicable for flameproof or high-temperature models).
FR holds Class NK certification (07A008)
Use FR to measure fuel, lubricant oil, and other liquids — excluding decks, bridges, and cargo tanks (except for flameproof types).

Easy installation on tank side using threaded process connection.
Operational for any liquids of specific gravity >0.6.
Rotating the sensor reverses switch operation
Wetted parts are in corrosion resistant SCS14 (316SS equivalent)

Extremely small
Even smaller and lower cost than our OL sensors.
Stable operation
The float design prevents it from sticking to the sensor body or interfering with operation, a common issue with small floats.
We use only high-accuracy reed switches that meet our strict internal standards to ensure stable, long-term performance.
Principle of Operation
The stem has a reed switch at a set point and the float incorporates a magnet. The reed switch opens or closes as the float goes up or down on the stem, indicating a level.

Compact, low-cost design with multiple standard variations for most liquid applications.
Stable performance under pressure, temperature, and specific gravity changes.
OL ensures reliable measurement, unaffected by capacitance or conductivity.
High reliability and safety using only reed switches that meet strict in-house standards.
Flexible installation with a wide range of components and fast delivery.
Class NK certified (07A008)
OL measures fuel, lubricant oil, and other liquids (excluding decks, bridges, and cargo tanks; except side-mounted OLH).