Flow Monitor & Transmitter – FLS M9.02
The FLS M9.02 from Petron Thermoplast FZ LLC is a high-performance flow monitor engineered to convert frequency signals from FLS flow sensors into precise flow rate readings. It features a large 4-inch full-graphic multicolor display with powerful backlighting, ensuring clear visibility of measured values and key process information—even from a distance.
Its intuitive tutorial-driven software enables fast, error-free parameter configuration, while the innovative in-line calibration function allows quick calibration by simply entering installation parameters or referencing a known flow value.
The unit offers a 4–20 mA analog output for seamless flow rate transmission to external devices and multiple digital output configurations for customized process control. Additionally, the rear USB port supports easy firmware updates and offers both standard and custom software customization options.
With its advanced features and robust design, the FLS M9.02 is the ideal choice for reliable and accurate flow monitoring in a wide range of industrial applications.
Flow Monitor & Transmitter – FLS M9.02
Key Features Of Flow Monitor & Transmitter – FLS M9.02
- Wide full graphic display
- Multicolor backlight
- Help on board
- Installation flexibilitY
- Fast, intuitive and mistake-proof calibration software
- Mechanical relay for external device control
- Solid State Relays for programmable alarms
- USB port for software upgrading

Technical Details of Flow Monitor & Transmitter – FLS M9.02
Feature | Details |
---|---|
Compatible Sensors | FLS Hall-effect (FlowX3), electromagnetic (F6.60) |
Input Range | 0–1500 Hz, ±0.5% accuracy |
Display | 4” graphic LCD, color backlight, 1s update rate |
Outputs | 1 × 4–20 mA; 2 × SSR; 1 × SPDT mechanical relay |
Power | 12–24 VDC ±10%, typical < 200 mA |
Sensor Power | 5 VDC, < 20 mA, optically isolated |
Temperature Range | –20 to +70°C (operate), –30 to +80°C (storage); humidity up to 95% |
Enclosure Protection | IP65 front |
Mounting Options | Field, Panel, Wall |
Wetted-material Options | PVC, PVDF, SS316L with EPDM / FPM gasket |
Certifications | ISO 9001, ISO 14001, CE, RoHS, EAC |

Part No. | Description /Name | Power supply | Wire power Technology | Sensor Input | Output | Length | Main Wetted Materials | Weight (gr.) |
---|---|---|---|---|---|---|---|---|
M9.02.01 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L0 | C-PVC/EPDM | 550 |
M9.02.02 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L0 | C-PVC/FPM | 550 |
M9.02.03 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L1 | C-PVC/EPDM | 550 |
M9.02.04 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L1 | C-PVC /FPM | 550 |
M9.02.05 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L0 | PVDF/EPDM | 550 |
M9.02.06 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L0 | PVDF/FPM | 550 |
M9.02.07 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L1 | PVDF/EPDM | 550 |
M9.02.08 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L1 | PVDF/FPM | 550 |
M9.02.09 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L0 | SS316L/EPDM | 600 |
M9.02.10 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L0 | SS316L/FPM | 600 |
M9.02.11 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L1 | SS316L/EPDM | 600 |
M9.02.12 | Field mount Flow monitor | 12 - 24 VDC | 3/4 wire | Flow (Frequency) | 1*(4-20mA), 2*(S.S.R.), 1*(mech. relay) | L1 | SS316L/FPM | 600 |
Flow Monitor & Transmitter – FLS M9.02
Technical Specifications of Flow Monitor & Transmitter – FLS M9.02

Custom Product Manufacturing Available
If you are searching for customized product designs that meet your requirements, don’t worry. Petron Thermoplast also offers custom product manufacturing services to meet the unique needs of various industries. Work with our expert engineers to create custom designs suited for your application.