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- Air flow monitor with automatic reset function (alternatively available with error memory)
- Switching point continuously adjustable, switching output 2 NO/ 2 NC
- Robust sensor design, high sensor protection class IP67, sensitive and fast air flow detection
- Examples of areas of application: Monitoring of heating registers, humidifiers, air curtain systems, dampers, fans, DDC
- Operating on the Pitot tube principle
- Insensitive to airflow direction
- Accuracy: 2 %
- Pairs well with HK Instruments DPT-FLOW transducers
- Connection: 1/4” OD tubing
- Operating temperature: 5...95 °C
- Round or rectangular duct
- Various duct size options (up to 1200 mm)
- Air velocity measurement range: 0...2 / 0...10 / 0...20 m/s (selectable via jumper)
- Temperature measurement range: 0...50 °C
- Output: 0...10 V / 4...20 mA
- Option: LCD screen
- Option: relay output
- Supply: 24 VDC/VAC
- Operating temperature: 0...+50°C
- Protection class: IP54
- Maximal pressure measurement range: 0...7000 Pa
- Air flow and velocity measurement
- LCD screen
- Allowed overpressure: 25 kPa
- Supply: 9 V battery
- Operating temperature: 10...+50°C
- Protection class: IP54
- Maximal pressure measurement range: 0...1000/2000/5000/7000 Pa
- Air flow and velocity measurement
- Output: 0...10 V / 2...10 V or 4...20 mA
- Option: autozero function and LCD screen
- Allowed overpressure: 25 kPa
- Supply: 10...35 VDC
- Operating temperature: -40...+50°C (see datasheet)
- Protection class: IP54
- Universal airflow monitor with Safety Integrity Level 1 (SIL1) according to IEC 61508/IEC61511 (alternatively device with SIL2 certification available)
- With switching output suitable for control cabinet installation
- Type tested by TÜV NORD according to DIN EN 61010-1: 2011-07
- Large measuring range from 0.1 ... 30 m/s, quick and easy commissioning
- Example areas of application: Monitoring heating registers, air curtain systems, dampers, fans, DDC
- Compact air flow meter with switching output (1 NO)
- Robust sensor design, protection class IP67 and compact dimensions
- Switching point continuously adjustable between 0.1...15 m/s (extended measuring range available with RLSW5)
- Exemplary areas of application: monitoring of fans, heating registers, extraction, soldering and air curtain systems
- Compact air flow meter with analogue output (0…10 V & 4…20 mA)
- Robust sensor design, protection class IP67 and compact dimensions
- Media temperature up to 70 °C
- Switching point continuously adjustable between 0.1...30 m/s
- Exemplary areas of application: Visualization and control of air flows in building automation, filter and fan monitoring as well as in industrial applications such as catalytic converters
- Flow monitors for water and air flows
- Robust stainless steel sensor housing for industrial environments
- Type tested by TÜV NORD according to DIN EN 61010-1: 2011-07
- Switching point sensitive and continuously adjustable both for liquids (0.03 ... 3 m/s) and for gases (0.5 ... 20 m/s)
- With switching output (1 NO/ 1 NC)
- Exemplary areas of application: Monitoring of air and water flows, cooling circuits up to 30% glycol content, pump monitoring
Compact sensor VA 525 for measuring compressed air or nitrogen inline.
- 4...20 mA and pulse or a Modbus RTU (RS 485) interface as standard
- Optional interfaces such as Modbus TCP (Ethernet), PoE, M-Bus available
- Pressure range up to 16 bar
- Temperature range up to 60°C
- For speeds up to 224 Nm/s
- Integrated display to show the measured values
- Available from 1/4" to 2''
- Settings adjustable via the keys of the display
- Main counter can be reset via the display
- PID controller
- Pressure measurement range: 0...2500 Pa / 0...7000 Pa
- Switchable between air flow and pressure measurement
- Output: 0...10 V / 4...20 mA
- Option: autozero function
- Allowed overpressure: 25 kPa
- Supply: 24 VDC
- Operating temperature: -20...+50°C
- Protection class: IP54
- PID controller
- Pressure measurement range: 0...2500 Pa
- Modbus RTU communication
- Control output: 0...10 V
- External input: 0...10 V / thermistor / binary
- LCD display
- Temperature compensation
- Allowed overpressure: 25 kPa
- Supply: 24 VDC
- Operating temperature: -20...+50°C
- Protection class: IP54
Hовый
Utilizing unique dual-sensing technology, the device combines electromagnetic induction with an integrated ultrasonic sensor to provide highly accurate detection of both liquid level and flow velocity. Specifically optimized for partially filled pipes, open channels, and gravity-fed systems, the unit achieves an outstanding accuracy of ±1–2% of the actual flow rate.
- Internal pipe diameter: DN80…DN600
- Flow velocity (min. / max.): 0,46…7,5 m/s
- Accuracy: ± 1…2 % of actual flow (depends on flow profile and level detection)
- Process Temperature: 0…+70 °C
- Coating materials: hard rubber
- Maximum working pressure: No pressure (gravity flow) or 10 bar if pipe is full
- Output signal: 2× pulse / flow switch (max. 400 Hz), 4 ... 20 mA, 1× RS485 interface (Modbus / M-Bus protocol), M-Bus, HART, Ethernet module (TCP/IP, integrated web server)
- An optional IoT module allows measured values to be transmitted wirelessly via NB-IoT to the cloud
- Data archiving on a micro-SD card
- Process connections: flange
- Maximum ambient temperature: 55 °C
- Power supply: 24 V AC / DC, 230 V AC
- Protection class: IP68 for sensor, IP65-IP68 for transmitter
Hовый
FLOW 38 MID version with certification, allowing the flow meter to be used for utility metering. FLOW 38 MID is certified for use with drinking water. The FLOW 38 MID electromagnetic flow rate meter is a precise measuring device designed to measure the flow of electrically conductive liquids. The electronic unit (display) can be connected directly to the body (rotatable up to 350° for convenient viewing). Various process connection versions are available. A wide selection of materials for the internal surfaces in contact with the process medium allows the device to be adapted to various liquids.
- Internal pipe diameter: DN10…DN400
- Flow velocity (min./max.): 0,1…12 m/s (R40, R50)
- Accuracy: 0.2% in the 1:100 range, 0.5% in the 1:200 range
- Maximum medium temperature depending on the inner coating: 150 ℃
- Coating materials: rubber, teflon, ceramic
- Maximum working pressure: up to 16 bar
- Output signal: pulse, 4-20 mA, RS485 (Modbus RTU/ M-bus)
- An optional IoT module allows measured values to be transmitted wirelessly via NB-IoT to the cloud
- Process connections: Flange, Thread
- Maximum ambient temperature: 50 °C
- Power supply: 24 VAC/VDC, 110... 230 VAC
- Protection class: IP65, IP67, IP68
The FLOW 38 electromagnetic, bidirectional flow and flow rate meter is a precise measuring device designed to measure the flow of electrically conductive liquids. Due to the wide range of configurations available, this device is used in many industries. The electronic unit (display) can be connected directly to the body (rotatable up to 350° for convenient viewing) or connected via a cable up to 30 meters long. Various process connection versions are available. A wide selection of materials for the internal surfaces in contact with the process medium allows the device to be adapted to various liquids. FLOW 38 is certified for use with drinking water. There is also a version of the Flow38 with MID certification, allowing the flow meter to be used for utility metering.
- Internal pipe diameter: DN4-DN600
- Flow velocity - bidirectional (min./max.): 0.2…12 m/s
- Accuracy: 0.2% in the 1:100 range, 0.5% in the 1:200 range
- Maximum medium temperature depending on the inner coating: 150 ℃
- Coating materials: rubber, Rilsan, Teflon, ceramic
- Maximum working pressure: up to 100 bar
- Output signal: pulse, 4-20 mA, RS485 (Modbus RTU/ M-bus), Modbus TCP/ IP, HART
- An optional IoT module allows measured values to be transmitted wirelessly via NB-IoT to the cloud
- Process connections: Flange, Sandwich, Food grade fittings (clamp), Thread
- Maximum ambient temperature: 55 °C
- Power supply: 24 VAC/VDC, 110... 230 VAC
- Protection class: IP65, IP67, IP68
Hовый
The FLOW45 electromagnetic flowmeter is equipped with a lithium battery, so it does not require an external power supply. The device has high accuracy in terms of full flow rate. Before each measurement, automatic diagnostics of all functions and parts necessary for proper measurement are performed. The device has a built-in empty pipe test and if there is no full flow, it will invalidate the entire measurement, as well as assess the flow direction and record the appropriate data.
- Internal pipe diameter: DN10…DN200
- Flow velocity (min. / max.), bidirectional: 0,2…12 m/s (1/60)
- Accuracy: 1 % for 1…10 m/s
- Maximum medium temperature depending on the inner coating: 150 ℃
- Coating materials: rubber (hard, soft, drinking water certified), Teflon, ceramic, Rilsan
- Maximum working pressure: up to 100 bar
- Output signal: pulse, RS485
- GSM data transmission module
- Data archiving on a micro SD card
- Process connections: flange, thread, sandwich, food grade
- Maximum ambient temperature: 5…55 °C
- Power supply: replaceable lithium battery (last up to 5 years) / external (12 V DC, max. 500 mA)
- Protection class: IP65, IP67, IP68
- Air flow monitor with switching output for control cabinet installation
- Safely and reliably monitor hot air flows up to 400°C
- Sensitive response behaviour
- Large measuring range (0.1...30 m/s), simple and fast commissioning
- Areas of application: Monitoring of heating coils, drying plants, industrial ovens, granulate dryers, surface technology plants, thermoprocess technology
- Flow monitoring with SIL1 certification according to IEC 62061 (corresponds to Performance Level c according to EN ISO 13849-1)
- Can be used in ATEX zones 1 and 2 in conjunction with 2 Zener barriers supplied
- Large measuring range from 0.1 to 30 m/s with media temperatures from 0°C to 60°C
- With switching output suitable for control cabinet installation
- Developed for demanding industrial applications, IP40
- Example areas of application: Flow monitoring in paint shops, paper factories and research facilities
- Air flow monitor for monitoring air flow in ATEX zones 1 and 2 (optionally additionally with SIL1 or SIL2 certification)
- With switching output (1 NO/ 1 NC) for control cabinet installation
- Type tested by TÜV NORD according to DIN EN 61010-1: 2011-07
- Large measuring range (0.1...30 m / s), simple and fast commissioning
- Example areas of application: Monitoring heating registers, air curtain systems, dampers, fans, DDC, industrial furnaces, granulate dryers
Thermal mass flow sensor for compressed air and gases VA 500
- 4...20 mA, pulse and a Modbus RTU (RS 485) interface as standard
- Optional: Interfaces such as Modbus TCP (Ethernet), PoE, M-Bus
- Optional: Bi-directional measurement
- Pressure tight up to 50 bar
- Temperature range up to 110 °C
- Protection class IP65
- Suitable for gas velocities up to 224 Nm/s
- Integrated display for showing the measured values
- Can be used from 1/2" up to 40", larger diameters on request
- Easy installation under pressure
- Settings can be changed via the display
- Main counter reading can be reset via the display
- Flow monitor for liquid media in the range of 4…400 cm/s with analog (4…20 mA) and status output (PNP, NPN) for monitoring a flow threshold
- Ten LEDs indicate flow and contact closure
- Equipped with 2 control buttons for setting the switching point
- Available with 65 mm and 125 mm mounting depths
- Rugged design for industrial environments, IP67
- Calorimetric measuring principle
- Units freely selectable via keys at the display
- Display shows 2 values at the same time, twistable by 180 ° degree
- Integrated Modbus interface enables connection control systems, SCADA
- M-Bus (optional)
- Analog output 4...20 mA
- Pulse output (galvanic isolation)
- High measuring accuracy (ideal for leakage measurement)
- Flow sensor suitable for evaluation unit NLSW®45-6 and NLSW®45-6.1
- Thread: PG7, optional accessories available
- Material: stainless steel V4A
- Media temperature: optional up to 400°C
- Protection class sensor: IP50
- Insertion depth: 50 mm, 130 mm, 165 mm, 300 mm
- Compressive strength: 10 bar
- Range: -250...2550 Pa
- Maximal overpressure: 30 kPa
- Accuracy: ±1,4 %
- Pressure and air flow measurements from air diffusers and valves
- Data can be uploaded on your computer for visualization and further analysis
- Over 700 programmed valve types
- Mediums: air and non-aggressive gases
- Operating temperature: -10... +50 °C
- Connection: ø 5 mm pressure hoses
- Can be used with Pitot tube
- 5 year warranty
- Included: calibration certificate, 2 x 2 m PVC hoses
- Measured parameters (with respective sensors):
a) Temperature (Pt100 or thermocouple)
b) Humidity
c) Air quality
d) Air velocity
e) Airflow
f) Tachometry - Two inputs for Pt100 temperature sensors (range -200...600 °C)
- Up to 6 measurements simultaneously
- Power supply: Lithium-Ion battery (up to 57 hours)
- Calibration certificate, additional battery, transport case included
- Operating temperature: 0...50 °C
- Protection class: IP54
- Flow and temperature sensor for liquids in pipes
- Output: 1 x 4...20 mA, 1 x PNP / 2 x PNP
- Flow measurement range: 1...150 cm/s (water)
- Temperature measurement switching points: 15, 30, 45, 60, 75 °C
- Flow rate measurement is shown in a bar graph by five green LEDs
- Settings provided by magnetic pen
- Stainless steel case
- Supply: 12...34 VDC
- Ambient temperature: -20...+80 °C
- Protection class: IP67 / IP68
- Air velocity, airflow and temperature measurement
- Air flow measurement with a cone
- Automatic average
- Display of minimum and maximum values, hold function
- Adjustable auto shut-off
- Detection of flow direction
- Selection of units
- Supplied with calibration certificate
- Display of minimum and maximum values, hold function
- Adjustable auto shut-off
- Automatic average
- Selection of units
- Detection of flow direction (LV 110/LV 117)
- Supplied with calibration certificate
- Air flow measurement with a cone (LV 110/LV 117)
- Volumetric flow and air velocity meter with linear analogue output in control quality (0...10 V & 4...20 mA) and switch
- Suitable for media temperatures up to 350°C
- Measured value display by means of LCD and LED
- Freely scalable measuring range m/s, m³/h, l/min
- Sensitive and fast airflow detection up to 30 m/s
- Exemplary areas of application: Measurement and control of air flows, building services, PLC, filter monitoring, extraction and extrusion systems, exhaust gases and test benches
- Pressure measurement range: 0...1000 Pa, 0...5000 Pa
- Volume flow, differential pressure measurement, filter monitoring and liquid level detection
- Volume flow: 10...100% [m3/s][m3/min][m3/h]l/s][l/min][l/h]
- Filter monitoring: 10...100%
- Liquid level detection: 0 – 8...14 cm or 0 – 39...72 cm (depends on pressure range)
- Output: 0 – 10 V, 1 x changeover contact
- Measurement element: piezoresistive sensor
- Application: in clean room, medical and filter technology, in ventilation and air conditioning ducts, in spay booths, in large scale catering facilities, for filter monitoring and level measurement or for triggering frequency converters.
- Medium: clean air, non-aggressive, non-combustible gasses
♦ Positive, negative and differential pressure measurement
♦ Air speed measurement
♦ Automatic zero find function
♦ Measured value hold
♦ Minimal and maximal value detection
♦ Measurement unit option
