IJ Instruments is a division of IJ Sensors & Solutions — Manufacturers of Precision Load Cells & Force Measurement Systems
🇩🇪 Channel Partner & Dealer — South India

Beck Sensortechnik Pressure Switches & Transmitters — South India

IJ Instruments is a channel partner and dealer for Beck Sensortechnik GmbH, Germany — supplying their complete range of precision pressure switches, differential pressure switches and pressure transmitters across South India. German engineering. Local support.

🏙️ Tamil Nadu 🏙️ Karnataka 🏙️ Andhra Pradesh 🏙️ Telangana 🏙️ Kerala
1977
Established — Germany
6+
Product Series
5
South Indian States
24hr
Quote Response
Beck
Sensortechnik GmbH · Germany
Pressure Switches
Series 901 · 903 — Overpressure & Vacuum
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Differential Pressure Switches
Series 908 · 911.82 · 930 Climair®
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Pressure Transmitters
Series 981 · 984 · 985 · 988 · 990
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OEM & Customization
Custom label · connections · documentation

Beck Sensortechnik GmbH — German Precision Since 1977

Beck Sensortechnik GmbH is a German manufacturer of pressure measurement instruments headquartered in Steinenbronn, Baden-Württemberg, Germany. Established in 1977, Beck has over four decades of expertise in designing and manufacturing precision pressure switches, differential pressure switches and pressure transmitters for industrial, HVAC, cleanroom and building automation applications.

Beck instruments are known for their robust construction, long service life, wide operating ranges and reliable switching performance in demanding environments. Their products are used by leading OEMs, system integrators, HVAC contractors and EPC companies across Europe and globally.

IJ Instruments serves as a channel partner and dealer for Beck Sensortechnik across South India — bringing these high-quality German instruments to industries in Tamil Nadu, Karnataka, Andhra Pradesh, Telangana and Kerala with local application support, fast delivery and competitive pricing.

1977
Year Founded
🇩🇪
Made in Germany
3
Product Categories
6+
Product Series

🗺️ Our South India Coverage for Beck Products

Tamil Nadu
Chennai, Coimbatore, Madurai, Salem, Trichy, Vellore, Tirunelveli, Tuticorin, Erode, Tiruppur
Karnataka
Bengaluru, Mysuru, Hubli, Dharwad, Mangalore, Belagavi, Tumkur
Andhra Pradesh
Visakhapatnam, Vijayawada, Guntur, Tirupati, Nellore, Kakinada
Telangana
Hyderabad, Secunderabad, Warangal, Karimnagar, Nizamabad
Kerala
Kochi, Thiruvananthapuram, Kozhikode, Thrissur, Kollam

Beck Sensortechnik Products — Available in South India

Complete range of Beck pressure measurement instruments available through IJ Instruments. All models available for enquiry — contact us for pricing, datasheets and delivery to South India.

Pressure Switches — Series 901 & 903

Overpressure & Vacuum detection — factory-set and adjustable Prescal® variants

View on Beck Website ↗
Series 901

Beck 901 — Industrial Pressure Switch (Overpressure & Vacuum)

Versatile pressure switch for fine low-pressure control to high-pressure cut-out. Available as factory-set or Prescal® adjustable variants with scaled knob for tool-free setpoint tuning.

Pressure RangeLow pressure to 12 bar
MediaLiquids, gases incl. aggressive
ConnectionPPS or metal pressure connections
SettingFactory-set or Prescal® adjustable
Pump ControlFilter MonitoringLevel DetectionWastewater
Series 903

Beck 903 — Ultra-Sensitive Low Pressure Switch

Compact factory-set pressure switch for very low thresholds (±5 mbar). Ideal for early, precise switching to protect pumps, filters and ventilation circuits in sensitive applications.

Threshold±5 mbar (factory set)
ApplicationUltra-low pressure detection
SizeCompact form factor
Pump ProtectionVentilationMedical Equipment

Differential Pressure Switches — Series 908, 911.82, 930 Climair®

From ultra-low HVAC air monitoring to industrial liquid circuits — precise DP switching

View on Beck Website ↗
Series 930 Climair®

Beck 930 Climair® — Adjustable DP Switch for HVAC Air Systems

Iconic adjustable differential pressure switch with a tool-free scaled knob. Overlapping variants cover 20 Pa to 5,000 Pa for air and non-combustible gases. The most popular Beck product for HVAC filter monitoring in South India.

Pressure Range20 Pa to 5,000 Pa
MediaAir & non-combustible gases
SettingAdjustable — no manometer needed
ProtectionIP54 transparent cover
OptionATEX type-tested available
Filter MonitoringHVAC Duct FlowFrost ProtectionDamper ControlFan Performance
Series 911.82

Beck 911.82 — Factory-Set DP Switch for HVAC Air Monitoring

Factory-set precision differential pressure switch for ventilation and building services. 20–1,000 Pa range with silicone diaphragm and twin hose nipples. Compact and easy to install in AHUs and ducts.

Pressure Range20 Pa to 1,000 Pa (factory set)
MediaAir & non-combustible gases
Max. Working Pressure10 kPa
DiaphragmSilicone
ConnectionTwin hose nipples
Filter StatusDuct FlowFan OverheatBuilding Services
Series 908

Beck 908 — Adjustable DP Switch for Liquids & Gases (Process)

Adjustable differential pressure switch for industrial process and heating circuits. Supports liquids, gases and aggressive media with multiple diaphragm material options. Higher pressure ranges than HVAC variants.

Pressure Range40–200 mbar / 150–1,000 mbar
MediaLiquids, gases incl. aggressive
Max. Working Pressure10 bar (7 bar plastic connections)
ConnectionG 1/8 brass
DiaphragmEPDM / NBR / FKM / Silicone
Process IndustriesHeating CircuitsAggressive MediaHydraulic Loops

Pressure Transmitters — Series 981, 984, 985, 988, 990

4–20mA and 0–10V transmitters for differential, over and under pressure — air, gas and liquid circuits

View on Beck Website ↗
Series 985

Beck 985 — Multi-Range DP Transmitter (incl. Modbus)

Versatile differential/over/under pressure transmitter with multiple switchable ranges. Available as 985M (4–20mA, 2-wire) or 985-Modbus (Modbus RTU digital output). Covers –100 Pa to 1 bar depending on type.

Pressure TypeDifferential / Over / Under
Range–100 Pa to 1 bar (type dependent)
Output4–20mA (2-wire) / Modbus RTU
MediaAir & non-combustible gases
HVAC ControlsVAV SystemsFilter MonitoringModbus
Series 988

Beck 988 — DP Transmitter for Liquid Circuits

Purpose-built differential pressure transmitter for liquid circuits — cooling systems, pumps and compressors. Selectable 0–10V or 4–20mA output. Easy installation with straightforward range selection.

MediaLiquids (cooling, heating circuits)
Ranges0–2 bar / 0–6 bar / 0–10 bar
Output0–10V or 4–20mA (2-wire/3-wire)
ApplicationPumps, compressors, cooling loops
Cooling SystemsPumpsCompressorsHVAC Chillers
Series 990

Beck 990 — DP Transmitter with Integrated Display

Differential pressure transmitter with built-in display, menu-selectable outputs (0–10V or 4–20mA), unit switching (Pa/mbar/inWC) and square-root extraction for volume-flow measurement tasks.

DisplayIntegrated — Pa / mbar / inWC
Range0 Pa to 2,500 mbar (type dependent)
Output0–10V or 4–20mA (menu selectable)
ZeroManual (990M) or Auto (990A)
FeatureSquare-root extraction for flow
Volume FlowCleanroomsHVACLocal Display
Series 984

Beck 984 — Multi-Range Flexibility with Dual Outputs

Measures differential, over and under pressure with up to 8 switchable ranges and 2 output signals selectable by jumper or rotary switch. Ideal for fast commissioning across different applications.

RangesUp to 8 switchable
Output2 output signals (selectable)
Variants984M / 984A / 984Q
ApplicationHVAC, VAV loops, filter monitoring
HVAC ControlsVAV LoopsMulti-Range
Series 981

Beck 981 — Compact Relative Pressure Transmitter

Analogue transmitter for overpressure, vacuum or differential pressure with selectable 0–10V (3-wire) or 4–20mA (2-wire) output. Versatile low-pressure workhorse for process and utility applications.

Pressure TypeOverpressure / Vacuum / Differential
Range±50 mbar to 0–600 mbar
Output0–10V (3-wire) or 4–20mA (2-wire)
ProcessUtilityLow Pressure

Where Beck Sensortechnik Instruments Are Used

Beck instruments are widely used in HVAC, cleanroom, pharmaceutical, process and building automation applications across South India's growing industrial base.

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HVAC & AHU Filter Monitoring

Beck 930 Climair and 911.82 DP switches are ideal for monitoring filter pressure drop in air handling units — indicating when filters need replacement to maintain clean air and energy efficiency.

Recommended: Series 930 Climair, 911.82, 985
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Pharmaceutical & Cleanrooms

Pressure difference monitoring between cleanroom zones, HEPA filter status verification, and positive/negative pressure cascade monitoring in pharmaceutical manufacturing areas.

Recommended: Series 930 Climair, 985, 990
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Building Automation & BMS

Integration with Building Management Systems for automated HVAC control — duct pressure monitoring, VAV box control, stairwell pressurisation and fire safety applications.

Recommended: Series 985 Modbus, 984, 990
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Chiller & Cooling Systems

Differential pressure monitoring across pumps, heat exchangers and condensers in chiller plants. The Beck 988 transmitter is specifically designed for liquid circuit DP measurement.

Recommended: Series 988, 908
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Industrial Process Control

Pressure switching in industrial process lines — pump protection, filter ΔP monitoring in process plants, compressor inlet/outlet pressure and hydraulic loop monitoring.

Recommended: Series 908, 901, 981
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Water Treatment & Utilities

Pump control in water treatment plants, pressure monitoring in filtration systems, wastewater treatment pressure switches and level detection in utility applications.

Recommended: Series 901, 903, 985
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Commercial Buildings & Data Centres

Precision airflow monitoring in data centre cooling systems, server room pressurisation, commercial HVAC commissioning and energy management applications.

Recommended: Series 930 Climair, 985, 990
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EPC & Project Applications

Beck instruments are specified in project BOMs by EPC contractors and PMC consultants for instrumentation packages in greenfield and brownfield industrial projects across South India.

All Series — BOM & datasheet support available
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Laboratories & Research Facilities

Fume hood pressure monitoring, laboratory ventilation control, biosafety cabinet verification and general low differential pressure measurement in R&D facilities.

Recommended: Series 911.82, 930 Climair, 985

Why Choose Beck Sensortechnik Instruments?

German engineering with decades of proven performance — here's what makes Beck instruments stand out for engineers and buyers in South India.

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German Engineered Quality

Manufactured in Steinenbronn, Germany since 1977. Beck instruments meet CE, EN and European standards — accepted by international PMC and EPC contractors.

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Wide Pressure Range Portfolio

From 20 Pa HVAC air switches to 12 bar industrial pressure switches — covering a broad range of applications in one reliable brand.

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Tool-Free Setpoint Adjustment

Prescal® and Climair® series feature intuitive scaled adjustment knobs — no manometer needed for setpoint setting, reducing commissioning time and cost.

OEM & Customization Capability

Beck offers OEM customization — custom labeling, connection options, color coding and customer-specific documentation for project and OEM buyers.

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Digital Options Available

Series 985-Modbus offers Modbus RTU digital output — enabling direct integration with PLCs, DCS and Building Management Systems without additional converters.

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ATEX Options for Hazardous Areas

ATEX type-tested versions available for the 930 Climair series — suitable for use in potentially explosive atmospheres in industrial plants.

Frequently Asked Questions

Common questions from engineers and procurement teams in South India about Beck Sensortechnik instruments.

IJ Instruments is a channel partner and dealer for Beck Sensortechnik GmbH Germany in South India. We supply Beck pressure switches, differential pressure switches and pressure transmitters across Tamil Nadu, Karnataka, Andhra Pradesh, Telangana and Kerala. Contact us at +91 99592 44911 for pricing, datasheets and delivery timelines.
The Beck 930 Climair is an adjustable differential pressure switch for air and non-combustible gases, covering 20 Pa to 5,000 Pa. It is widely used for HVAC filter monitoring (detecting when filters are clogged), duct airflow supervision, frost protection coil monitoring, fan performance verification, damper and fire flap control. Its scaled adjustment knob allows setpoint setting without a manometer — making commissioning fast and easy.
The Beck 930 Climair is designed for air and HVAC applications (20–5000 Pa). The Beck 908 is designed for both liquids and gases including aggressive media, with higher mbar pressure ranges (40–1000 mbar, max 10 bar working pressure) and G 1/8 brass process connections with multiple diaphragm material options. The 908 suits industrial process applications; the 930 Climair is optimised for HVAC and building services.
Yes — the Beck Series 985-Modbus is a differential pressure transmitter with Modbus RTU digital output. It allows direct parameterization and data reading via Modbus, enabling seamless integration with PLCs, SCADA systems and Building Management Systems (BMS) without additional signal converters.
Yes — ATEX type-tested options are available for the Beck 930 Climair differential pressure switch, making it suitable for use in potentially explosive atmospheres (Zone 1/Zone 2) in chemical plants, refineries and other hazardous industrial environments.
Yes. IJ Instruments provides datasheets, technical specifications and application support for all Beck Sensortechnik products. We help you select the right model, range and output option for your specific application. Contact us at +91 99592 44911 or fill the enquiry form — we respond within 24 hours.

Enquire for Beck Sensortechnik Products

Tell us the Beck model or application — we'll respond within 24 hours with pricing and availability for delivery across South India.

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Coverage

Tamil Nadu & All South India

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Official Product Information

🌐 Visit Beck Sensortechnik Official Website →