IFM SU9020
Quick facts
| Availability | Confirmed on request |
| Category | Ultrasonic flow meters |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can SU9020 be shipped?
SU9020 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up SU9020 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for SU9020 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for SU9020, subject to availability and destination.
Accurate flow measurement of ultrapure water and water A robust, component-free measuring pipe made of stainless steel offers high media resistance and permanent ingress resistance The highly accurate inline measurement process eliminates any influence of varying wall thicknesses and pipe materials Operating status LED signals the sensor status and allows conclusions about process quality Convenient operation via buttons or parameter setting via IO-Link
Specifications
Product characteristics
| Measuring range | 1...275 l/min; 60...16500 l/h; 0.051...13.981 m/s; 0.06...16.5 m³/h |
| 1...275 l/min | 60...16500 l/h |
| Process connection | threaded connection G 1 1/4 external thread DN32 |
Application
| Special feature | Gold-plated contacts |
| Media | ultra-pure water; water; hydrous media |
| Note on media | hydrous media: for media with >10 % additives, the repeatability is the only available value |
| Medium temperature[°C] [°C] | -20...100 |
| Min. burst pressure | 150 bar; 15 MPa |
| 150 bar | 15 MPa |
| Pressure rating | 100 bar; 10 MPa |
| 100 bar | 10 MPa |
| Vacuum resistance[mbar] [mbar] | -1000 |
Electrical data
| Operating voltage[V] [V] | 18...32 DC; (to SELV/PELV) |
| Current consumption[mA] [mA] | < 75 |
| Protection class | III |
| Reverse polarity protection | yes |
| Power-on delay time[s] [s] | 5 |
| Measuring principle | ultrasonic |
Inputs
| Inputs | counter reset |
Outputs
| Total number of outputs | 2 |
| Output signal | switching signal; pulse signal; analogue signal; IO-Link; frequency signal; diagnostic signal; totaliser switching signal |
| Electrical design | PNP/NPN |
| Output function | normally open / normally closed; (parameterisable) |
| Max. voltage drop switching output DC[V] [V] | 2 |
| Permanent current rating of switching output DC[mA] [mA] | 100 |
| Switching frequency DC[Hz] [Hz] | 0...10000 |
| Analogue current output[mA] [mA] | 4...20 |
| Max. load[Ω] [Ω] | 500 |
| Pulse output | flow rate meter |
| Short-circuit protection | yes |
| Type of short-circuit protection | pulsed |
| Overload protection | yes |
Measuring/setting range
| Measuring range | 1...275 l/min; 60...16500 l/h; 0.051...13.981 m/s; 0.06...16.5 m³/h |
| 1...275 l/min | 60...16500 l/h |
| Display range | -330...330 l/min; -19800...19800 l/h; -16.777...16.777 m/s; -19.8...19.8 m³/h |
| -330...330 l/min | -19800...19800 l/h |
| Resolution | 0.1 l/min; 1 l/h; 0.001 m/s; 0.001 m³/h |
| 0.1 l/min | 1 l/h |
| Set point SP | 2.5...275 l/min; 151...16500 l/h; 0.128...13.981 m/s; 0.151...16.5 m³/h |
| 2.5...275 l/min | 151...16500 l/h |
| Reset point rP | 1.1...273.6 l/min; 65...16414 l/h; 0.055...13.908 m/s; 0.065...16.414 m³/h |
| 1.1...273.6 l/min | 65...16414 l/h |
| Analogue start point ASP | -275...220 l/min; -16500...13200 l/h; -13.981...11.185 m/s; -16.5...13.2 m³/h |
| -275...220 l/min | -16500...13200 l/h |
| Analogue end point AEP | -220...275 l/min; -13200...16500 l/h; -11.185...13.981 m/s; -13.2...16.5 m³/h |
| -220...275 l/min | -13200...16500 l/h |
| Low flow cut-off LFC | 1...13.8 l/min; 60...825 l/h; 0.051...0.699 m/s; 0.06...0.825 m³/h |
| 1...13.8 l/min | 60...825 l/h |
| Frequency end point, FEP | 55.2...275 l/min; 3310...16500 l/h; 2.805...13.981 m/s; 3.31...16.5 m³/h |
| 55.2...275 l/min | 3310...16500 l/h |
| Frequency at the end point FRP[Hz] [Hz] | 1...10000 |
| Pulse length[s] [s] | 0.002...2 |
| Pulse value | 0.02...99990000 I |
| Measuring range[°C] [°C] | -20...100 |
| Display range[°C] [°C] | -44...124 |
| Resolution[°C] [°C] | 0.1 |
| Set point SP[°C] [°C] | -19.6...100 |
| Reset point rP[°C] [°C] | -20...99.6 |
| Analogue start point[°C] [°C] | -20...76 |
| Analogue end point[°C] [°C] | 4...100 |
| Frequency start point, FSP[°C] [°C] | -20...76 |
| Frequency end point, FEP[°C] [°C] | 4...100 |
Accuracy / deviations
| Accuracy (in the measuring range) | ± (1,0 % MW + 0,5 % MEW) |
| Repeatability | ± 0,2 % MEW |
| Accuracy[K] [K] | ± 2,5 (Q > 5 % MEW) |
| Temperature coefficient[% of the span / 10 K] [% of the span / 10 K] | 0,2 |
Response times
| Response time[s] [s] | < 0.25; (dAP = 0, T09) |
| Damping process value dAP[s] [s] | 0...5 |
| Dynamic response T05 / T09[s] [s] | 5,7 / 86 |
Software / programming
| Diagnostic functions | direction of flow detection; signal quality |
Interfaces
| Communication interface | IO-Link |
| Transmission type | COM2 (38,4 kBaud) |
| IO-Link revision | 1.1.3 |
| SDCI standard | IEC 61131-9: 2013-07 |
| Profiles | BLOB; Binary Large Object transfer; Common - I&D; Identification and Diagnosis |
| BLOB | Binary Large Object transfer |
| Common - I&D | Identification and Diagnosis |
| Required master port type | A |
| Process data analogue | 3 |
| Process data binary | 2 |
| Min. process cycle time[ms] [ms] | 9.6 |
| IO-Link process data (cyclical) | totaliser; 32; Flow monitoring; 32; Temperature monitoring; 32; status; 4; Output 1; 1; Output 2; 1 |
| totaliser | 32 |
| Flow monitoring | 32 |
| Temperature monitoring | 32 |
| status | 4 |
| Output 1 | 1 |
| Output 2 | 1 |
| Supported DeviceIDs | default; 1637 |
| default | 1637 |
Operating conditions
| Ambient temperature[°C] [°C] | -20...60 |
| Storage temperature[°C] [°C] | -25...80 |
| Protection | IP 67 |
Tests / approvals
| EMC | DIN 61326-1:2021 |
| CPA approval | model number; 003US; accuracy class; 1,5 |
| model number | 003US |
| accuracy class | 1,5 |
| Shock resistance | DIN IEC 68-2-27; 20 g (11ms) |
| DIN IEC 68-2-27 | 20 g (11ms) |
| Vibration resistance | DIN IEC 68-2-6; 20 g (10...2000Hz) |
| DIN IEC 68-2-6 | 20 g (10...2000Hz) |
| MTTF[years] [years] | 160 |
| UL approval | UL approval no.; I034 |
| UL approval no. | I034 |
| Pressure Equipment Directive | can be used for group 2 fluids; group 1 fluids on request |
Mechanical data
| Weight[g] [g] | 639.4 |
| Housing | rectangular |
| Type of mounting | inlet pipe length 5xDN; outlet pipe length 1xDN |
| Dimensions[mm] [mm] | 130 x 48 x 69.5 |
| Materials | housing: stainless steel (316L/1.4404); Display: PFA; Sealing Display: FKM; connector: PBT |
| Materials (wetted parts) | Pipe section: stainless steel (316L/1.4404); Process connection sealing: NBR reinforced fibre Flat seal |
| Process connection | threaded connection G 1 1/4 external thread DN32 |
| Surface characteristics Ra/Rz of the wetted parts | Ra < 1.25 µm |
Displays / operating elements
| Display | colour display 1,44", 128 x 128 pixels; Switching function; 2 x LED, yellow; diagnosis; 1 x LED, three-colour |
| Switching function | 2 x LED, yellow |
| diagnosis | 1 x LED, three-colour |
Accessories
| Items supplied | Flat seal 2, Centellen; package insert |
Remarks
| Remarks | MW = measured value; MEW = Final value of the measuring range; pulse and totaliser signal are only available for one of the two outputs; the accuracy indications are adhered to over the entire application area |
| Pack quantity | 1 pcs. |
Electrical connection
| Connector | 1 x M12; coding: A; Contacts: gold-plated |









