Home Catalogue Pressure and flow control Mass flow meters and controllers Red-y Smart Series
Red-y Smart Series
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Product Description
The red-y smart series consists of different versions and configurations, so a suitable mass flow meter or mass flow controller is available for virtually every application. From compact meters and controllers for low flows to versions for higher flows, industrial communication and stainless steel applications: the series offers maximum flexibility for both standard and OEM solutions.
Product specifications
| Product specifications | Test method | ||
|---|---|---|---|
| Colour | Red | ||
| Application | Measuring and controlling gases & liquids | ||
| Product group | Mass flow meters and controllers | ||
Vögtlin red-y smart series: mass flow meters & controllers
The Vögtlin red-y smart series consists of high-grade thermal mass flow meters (MFM) and mass flow controllers (MFC) for gases, designed for accurate measurement and control in industrial processes, gas supply systems and OEM installations. This series combines precision, flexibility and modern communication interfaces so you can reliably measure and control gas flows, with support for digital networks and efficient integration into control systems.
Key properties
The red-y smart series from Vögtlin Instruments combines high measurement accuracy with flexibility and modern communication, and is designed for reliable gas flow measurement and control in a wide range of applications.
Thermal mass flow technology with MEMS sensor
The red-y smart series uses thermal mass flow technology based on a MEMS sensor. It measures the mass of the gas directly, so the measurement is inherently independent of pressure and temperature fluctuations. This results in stable and reproducible readings, even with changing process conditions.
High accuracy and large measuring range
The series is available in standard and hi-performance versions and offers very high measurement accuracy. Depending on the version, an accuracy of up to ±0,3 % of full scale plus ±0,5 % of the measured value is achieved, combined with a large dynamic measuring range (turndown ratio up to 1:100). This means one instrument can be used over a wide flow range.
Extensive communication interfaces
The red-y smart series supports both analogue and digital communication. Modbus RTU is available as standard, with optional industrial fieldbuses such as Profibus, Profinet RT and EtherCAT. This allows easy integration into PLC, SCADA and industrial automation systems.
Multi-gas functionality
One red-y smart instrument can be configured for several gases or gas mixtures. This increases flexibility within installations and makes it possible to support different processes or applications with one device, without hardware changes.
Get red-y software for configuration and monitoring
With the get red-y software, users can easily configure and manage the instrument. The software offers functions such as real-time flow display, setpoint setting (for controllers), visualisation of process values and data logging, simplifying commissioning and maintenance.
Modular options and accessories
The red-y smart series is available with various options, including a built-in display, integrated gas block systems and an extensive range of cables and power options. This allows the instrument to be optimally matched to the specific installation and application.
Technical specifications
| Measuring ranges | |
|---|---|
| Air/full scale freely selectable | Body size ¼” from 0 … 25 mln/min to 0 … 60 ln/min (from 0 … 27 SCCM to 0 … 64 SLPM)Body size ½” from 0 … 60 ln/min to 0 … 450 ln/min (from 0 … 65 SLPM to 0 … 480 SLPM) |
| Performance data | |
|---|---|
| Media (real gas calibration) | Air*, O2*, N2, He, Ar, CO2, H2, CH4, C3H8 (other gases and gas mixtures on request)*O2 & N2 are calibrated with air |
| Response time | Meter (GSM): ± 80ms*; Controller (GSC): ± 500ms**depending on device configuration & according to SEMI standard E17-1011,5-100% of range under optimized conditions |
| Repeatability | ± 0.2% of full scale (according to SEMI standard E56-0309) |
| Long-term stability | < 1% of measured value / year |
| Power supply | 24 Vdc (18 – 30 Vdc), 15 Vdc on request |
| Current consumption standard | Meter (GSM): max. 100 mA; Controller (GSC): max. 250 mA(GSC with valve type xDV* max. 490mA)*DV = Double Valve |
| Current consumption Profinet RT / EtherCAT | Meter (GSM): max. 125 mA; Controller (GSC): max. 340 mA(GSC with valve type xDV* max. 560mA)*DV = Double Valve |
| Operating pressure | 0.2 – 11 bar a (3 – 160 psia) / GSC with valve type 4.5/EQP and 8/EQP DV* max. 8 bar a (120 psia)*DV = Double Valve |
| Temperature (environment/gas) | 0 – 50°C (32 – 122°F) |
| Body materials | Anodised aluminium, optional electropolished stainless steel |
| Seals | FKM, EPDM, optional FFKM |
| Pressure sensitivity | < 0.2% / bar of reading (typical N2) |
| Temperature sensitivity | 0.025% FS measuring range type per 1°C (<0.012% per 1°F) |
| Warm-up time | < 1 sec. for full accuracy |
| Integration & installation | |
|---|---|
| Output signals analogue | 0-20 mA, 4-20 mA, 0-5 V, 1-5 V, 0-10 V, 2-10 V |
| Output signals digital | RS-485; Modbus RTU (slave); LabView VIs availableOption: Profibus DP-V0, DP-V1 / Profinet RT / EtherCAT |
| Process connection | G¼” (BSPP* female) up to 60 ln/min (64 SLPM)G½” (BSPP* female) up to 450 ln/min (480 SLPM)*British Standard Pipe Parallel |
| Inlet section | None required |
| Electrical connection | Sub-D plug, 9 pole |
| Mounting orientation | Any position (consult manufacturer above 5 bar or vertical mounting) |
| Safety | |
|---|---|
| Test pressure | 16 bara (240 psia) |
| Leak rate | < 1 x 10-6 mbar l/s He |
| Ingress protection class | IP50 |
| EMC | EN 61326-1 |
Versions and options
The red-y smart series has a modular structure and is available in different versions and configurations, so the mass flow meter or mass flow controller can be optimally matched to the application.
Red-y smart meter (GSM)
High-precision thermal mass flow meter (MFM) for gases, suitable for flow ranges up to 60 ln/min (64 SLPM). Fitted with a ¼” connection and a compact anodised aluminium housing. Ideal for accurate gas flow measurement without active control.
Red-y smart controller (GSC)
High-precision thermal mass flow controller (MFC) with integrated control valve for accurate flow control up to 60 ln/min (64 SLPM). The controller also has a ¼” body size and is made of anodised aluminium, suitable for fast and stable gas dosing.
Versions for higher flows
For applications with larger flows, red-y smart meters and controllers are available up to 450 ln/min (480 SLPM), with G½” gas connections. These versions combine high flow capacity with the same accuracy and control quality.
Stainless steel versions
All mass flow meters and mass flow controllers in the red-y smart series are also available in electropolished stainless steel. These versions are suitable for applications with higher demands on chemical resistance, cleanability and process purity.
Industrial communication interfaces
In addition to standard interfaces, the red-y smart meters and controllers are available with Profinet RT and EtherCAT. This allows the instruments to be integrated directly into modern industrial automation systems and real-time networks.
Customised OEM solutions
For OEM applications, custom and modular solutions are available, such as multichannel configurations, manifold systems and integrated gas blocks. This allows processes to be optimised and simplified, with a compact and efficient arrangement of several mass flow meters or controllers.
Applications
The red-y smart series is ideally suited for:
- Process automation and gas control technology
- Laboratory and analysis equipment
- OEM integration in machines and systems
- Gas distribution and flow monitoring
- Industrial flow systems with real-time control
Thanks to the combination of accurate measurement, fast response and broad communication options, this series offers excellent performance for critical gas flow applications.












































