Flow Sensors
CMM 500 – High-precision measuring of compressor capacity
The CMM 500 can be used directly downstream of the compressor for measuring in wet compressed air, or as a compressed air meter for billing in dry compressed air.
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Brand
Flow Sensors
VA 409 – Flow direction switch for compressed air systems
Serves to determine the flow direction of compressed air and gases, especially in closed circular pipelines, and detects the smallest changes <0.1 m/s.
Download datasheet (PDF)- Supplied and supported by GTi in Thailand
- Calibration certificate on delivery
- Selection, installation and commissioning help
Overview
Crucial for detecting recirculating leakage loops or reversed billing states in closed ring main pipelines.
Specifications
- Switch Sensitivity
- Detects velocity shifts <0.1 m/s
- Relay Interface
- Dual changeover contacts for direction state
- Network Output
- Modbus RTU status registers
Documents & Downloads
Manuals, data sheets and approvals from the manufacturer. Ask us if you need a document that is not listed.
Flow Sensors
VA 500 – Flow meter for compressed air and gases
RS 485 interface, Modbus RTU, 4...20 mA analogue output for m³/h, pulse output for m³.
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Flow Sensors
VA 520 – Thermal mass flow meter for flow measurement
For compressed air and gases. New digital electronics — improved accuracy.
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Flow Sensors
VA 550 – Thermal mass flow sensor for flow measurement
Insertion sensor for demanding industrial applications, comes with ATEX + IECEx approval for Ex zones or DVGW approval for use in natural gas.
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Not Sure Which Instrument Fits?
Tell us what you need to measure and where. Our engineers match the instrument, supply it with a calibration certificate and help commission it on site.