Real-time insights
Precise flow measurement
The Flow Check Universal provides instant data on air and gas flow, helping you track consumption and optimize efficiency with accurate, real-time monitoring.
Quick setup
Hassle-free installation
Designed for easy mounting under pressure, it can be installed without system downtime, ensuring a fast and convenient setup in any pipeline.
Flexible fit
Versatile & adjustable
Compatible with various pipe sizes and featuring adjustable settings, the Flow Check Universal seamlessly adapts to different system needs for efficient integration.
General specifications
| Technical data Flow Check Universal | |
|---|---|
| Parameters | m³/h, l/min (1000 mbar, 20 °C) in case of compressed air resp. Nm³/h, Nl/min (1013 mbar, 0 °C) in case of gases | 
| Units adjustable via keys at display | m³/h, m³/min, l/min, l/s, ft/min, cfm, m/s, kg/h, kg/min, g/s, lb/min, lb/h | 
| Adjustable via keypad | Diameter for volume flow calculation, counter resettable | 
| Sensor | Thermal mass flow sensor | 
| Measuring medium | Air, gases | 
| Gas types are adjustable over PMH service software or PMH data logger | Air, nitrogen, argon, helium, CO2 , oxygen, vacuum | 
| Accuracy | ± 1.5 % of m.v. ± 0.3 % of f.s. on request  | 
| Operating temperature | -30-110 °C probe tube | 
| Operating pressure | -1 to 50 bar | 
| Digital output | RS 485 interface (Modbus-RTU), Optional: Ethernet-Interface PoE), M-Bus | 
| Analog output | 4-20 mA for m³/h e. g. l/min | 
| Pulse output | 1 Pulse per m³ or per liter galvanically isolated. Pulse value can be set on the display. Alternatively, the pulse output can be used as an alarm relay | 
| Supply | 18-36 VDC, 5 W | 
| Burden | < 500 Ω | 
| Housing | Polycarbonate (IP 65) | 
| Probe tube | Stainless steel, 1.4301 Mounting length 220 mm, Ø 10 mm | 
| Mounting thread | G ½” | 
| Casing diameter | 65mm | 
| Mounting position | Any | 
- Incl. temperature measurement
- RS 485 interface, Modbus-RTU as a standard
- Integrated display for m³/h and m³
- Usable from 1/2“ to DN 1000
- Easy installation under pressure
- 4-20 mA analog output for m³/h resp. m³/min
- Pulse output for m³ or M-Bus (optional)
- Inner diameter adjustable via keypad
- Total counter resettable
- Adjustable via keys at the display: Reference conditions, °C and mbar, 4-20 mA scaling, pulse weight
- Option: Bi-directional measurement. Blue or green arrows in the display indicate the flow direction. A meter reading is available for each flow direction
- Inner diameter adjustable via keypad