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Brand: JUMO
JUMO flowTRANS MAG S01 Electromagnetic Flowmeter
Description
A flanged electromagnetic flowmeter for water, chemicals and process lines
The JUMO flowTRANS MAG S01 (type 406012) is an industrial electromagnetic flowmeter built for the chemical, energy, water and wastewater, oil and gas, paper and pulp, metal and mechanical-engineering industries. It comes in nominal widths from DN 10 to DN 300 with PTFE or hard-rubber lining, electrodes in stainless steel, Hastelloy C, titanium, tantalum or platinum-iridium, and DIN or ASME flanges in PN 10, 16, 40, Class 150 and Class 300. The transmitter uses a graphical display with non-contact keys and a softkey menu, offers diagnostic help texts and empty-pipe detection, and talks HART as standard with PROFIBUS-PA as an option. Standard accuracy is 0.4 % of measured value, with 0.2 % as an option. The device is offered as a compact unit or as a remote-mount sensor with a separate transmitter, and with Ex zone 2 or zone 1 versions.
Technical specifications
| Parameter | Specification |
|---|---|
| Type | 406012 JUMO flowTRANS MAG S01; compact 406012/1-0 (no Ex), 406012/1-1 (Ex); remote sensor 406012/2-x with transmitter 406018/2-x |
| Accuracy | Standard ±0.4 % of reading plus ±0.02 % QmaxDN; optional ±0.2 %; repeatability up to 0.11 % of reading |
| Nominal width | DN 10 to 300 (3/8 to 12 in); aluminium housing from DN 10, steel housing from DN 25 |
| Lining and temperature | Hard rubber DN 15 to 300: -15 to +90 °C; PTFE DN 10 to 300: -25 to +130 °C |
| Flow range example | DN 25: 4 to 400 l/min (about 0.2 to 20 m/s); DN 50: 1.2 to 120 m3/h; DN 100: 4.8 to 480 m3/h; DN 300: 48 to 4800 m3/h; end value 0.02 to 2 x QmaxDN |
| Conductivity | Above 5 µS/cm (20 µS/cm for demineralised water) |
| Electrodes | Stainless steel 316 Ti, Hastelloy C (2.4610), titanium, tantalum, platinum-iridium; standard or bullet-nose |
| Flanges and pressure | DIN 2501/EN 1092-1 PN 10, 16, 40; ASME B16.5 Class 150, 300; carbon or stainless steel |
| Protection | IP65/IP67 (NEMA 4X); sensor IP68 in remote design; ambient sensor -20 to +60 °C |
| Outputs | 4 to 20 mA active or passive with HART; pulse output (active/passive by software); optocoupler switching output and input; PROFIBUS-PA option |
| Supply | AC 100 to 230 V (-15/+10 %), AC 24 V (-30/+10 %), DC 24 V (-30/+30 %) |
| Display | Graphical, adjustable, with line-recorder function, editable counters and measuring units |
| Approvals | EMC 2014/30/EU; ATEX 2014/34/EU and IECEx for Ex versions; PED 2014/68/EU category III fluid group 1 |
| Certificates | Options include measuring pipe with PED approval, 3.1 certificates (EN 10204) and AD 2000 pressure test |
| Signal cable | Remote design: preamplifier required for signal cable lengths over 50 m (not available for zone 1) |
Understanding the 28-step order code
The code starts 406012/ design (1 compact, 2 remote) – Ex protection (0 or 1) – nominal width (0010 to 0300) – lining (01 PTFE, 06 hard rubber) – electrode version (1 standard, 5 bullet-nose) – electrode material (02 Hastelloy, 03 titanium, 04 tantalum, 06 platinum-iridium, 07 stainless steel) – grounding accessories – process connection (11 PN 10, 12 PN 16, 14 PN 40, 20 CL150, 21 CL300) – connection material (01 steel, 02 stainless) – certificates – calibration (1 standard, 2 enhanced) – ambient temperature – nameplate – and so on through supply (1 AC 100 to 230 V, 2 AC/DC 24 V), signals (1 HART with passive 20 mA, 2 active, 3 active with contact output, 4 PROFIBUS-PA) and a final block of option codes for preamplifier, M12 plug, single or dual-compartment transmitter housing, Gore-Tex membrane, test points and documentation language (German, English, French, Spanish). The transmitter is also orderable alone as type 406018. Because the combinations are many, JUMO asks that the order details be generated from the sheet and checked.
Sizing and installation
Select the nominal width so normal flow lies between about 0.5 and 10 m/s, and pick lining and electrodes from the medium: PTFE for aggressive chemicals and higher temperatures, hard rubber for water, slurries and abrasion; platinum-iridium or tantalum for acids. The meter needs a full pipe and the datasheet describes empty-pipe detection and grounding accessories. Ex zone 1 versions use a dual-compartment transmitter housing and the signal cable fixed to the transmitter. Typical Gulf uses are desalination and potable-water pipelines, chemical dosing, cooling-water loops, mining slurries and wastewater. Compare the insertion type in the published flowTRANS MAG I02 and the hygienic flowTRANS MAG H20. Browse the flowmeters category for other principles.
An enquiry should give the nominal width, the medium and its conductivity, which must be above 5 µS/cm, and the temperature and pressure. Choose the lining (hard rubber or PTFE), the electrode material and the flange standard, such as EN 1092-1 PN 10, 16 or 40 or ASME Class 150 or 300. State whether the compact or the remote design is needed, and the signal cable length in the remote design, because longer than 50 m requires a preamplifier. Outputs include 4 to 20 mA with HART, a pulse output and optocoupler contacts. Supply options are AC 100 to 230 V, AC 24 V and DC 24 V.
The meter has no moving parts and no pressure loss in the open pipe bore, so it suits dirty water, slurries, chemicals and wastewater. Straight inlet and outlet runs and full-pipe conditions remain important for accuracy, as does proper earthing of the medium.
Documents and quotation
The hosted document is JUMO data sheet 406012 (57 pages, English). The full code has many dependencies, so send the line size, medium, pressure rating and approvals needed and we will confirm the details. Seven Star LLC is an independent supplier in Muscat and responds with a quotation.
Datasheets & Documents
- Datasheet JUMO flowTRANS MAG S01 data sheet 406012 (EN) Download
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About brand
JUMO is the German maker of temperature sensors, process controllers, pressure transmitters and liquid analysis instruments. Moritz Kurt Juchheim founded it in Fulda in 1948 as M. K. Juchheim KG, making glass thermometers with six employees. The name JUMO comes from the founder's name. It is still a family company headquartered in Fulda, and the parent company has been called JUMO GmbH & Co. KG since 2003.
Seven Star LLC is an independent supplier in Muscat. We list JUMO RTD and thermocouple probes, thermowells, transmitters, controllers, recorders and water analysis instruments, and supply them to process plants, OEMs, HVAC contractors and water utilities in Oman and the GCC by type number.
JUMO company profile
| Established | 1948, Fulda, Germany, by Moritz Kurt Juchheim |
|---|---|
| First products | Glass and contact thermometers; platinum glass sensors from 1966 |
| Ownership | Family-owned; renamed JUMO GmbH & Co. KG in 2003 |
| Product families | RTD and thermocouple probes, thermowells, temperature and pressure transmitters, controllers and thermostats, safety temperature limiters, paperless recorders, liquid analysis and flow and level instruments |
Milestones
- 1948: Moritz Kurt Juchheim founds M. K. Juchheim KG in Fulda, making glass thermometers with six employees.
- 1966: Platinum glass temperature sensors are added.
- 2003: The parent company is renamed JUMO GmbH & Co. KG.
JUMO products we list
| Family | Models | Typical use |
|---|---|---|
| RTD and thermocouple probes | 902020, 902030, 902050, 902120, 902006 2xPt100, PROCESStemp, mineral-insulated RTD, 901020 thermocouple, 901210, 902810 hygienic, 902550 surface, 902520 HVAC, MarineTemp | Temperature measurement in pipes, vessels, machines, HVAC and food plants |
| Thermowells and inserts | 909710 thermowells, 909740 measuring inserts | Protecting sensors and replacing them without opening the process |
| Temperature transmitters | dTRANS T01, T03, T04, T05, T06 SIL, T07 HART, T09, T1000 IO-Link, DELOS T switch | Converting sensor signals to 4-20 mA, HART or IO-Link |
| Pressure and level | dTRANS p20, p30, p31 hygienic, p33 Ex, p02 DELTA, MIDAS S05, MIDAS DP10, DELOS S02, MAERA S25, NESOS R20 | Pressure in process, hydraulic and OEM systems; tank and well level |
| Controllers, limiters and recorders | DICON touch, IMAGO 500, dTRON 316, iTRON, cTRON, diraTRON 104, eTRON T, safetyM STB/STW, safetyM TB/TW, LOGOSCREEN 601, mTRON T | Furnace, oven and process control, over-temperature protection and recording |
| Liquid analysis and flow | AQUIS touch S, AQUIS touch P, AQUIS 500 pH, AQUIS 500 CR, dTRANS pH 02, pH electrode, digiLine DO, ecoLine NTU, flowTRANS MAG H20, flowTRANS US W01 | pH, conductivity, oxygen and turbidity in water treatment; liquid flow |
Choosing a temperature sensor starts with the range and accuracy. A Pt100 RTD is accurate and stable from about -200 to 600 °C and is the usual choice in process plants. A thermocouple (type K or J, for example) covers much higher temperatures and responds faster but is less accurate. The wiring also matters: a 3-wire or 4-wire Pt100 connection cancels the resistance of the cable, while a 2-wire connection adds an error that grows with cable length. That is why a head-mounted transmitter is often fitted close to the sensor.
Where JUMO products are used
In Oman and the GCC, JUMO sensors and controllers are used in oil and gas and chemical plants, food and beverage production, plastics and metal heat treatment, HVAC and district cooling, water and wastewater treatment, swimming pools and marine applications.
Ordering JUMO products: what we need
Send the JUMO type number and the full order code from the label (for example 902020/10-...). For probes, add the sensor type (Pt100, Pt1000, type K or J), the number of wires, the insertion length and diameter, and the process connection. For controllers, add the input, outputs and supply voltage.
Facts checked against JUMO's company history, October 2026.
Browse JUMO products by category: Temperature Instrumentation, Pressure Instrumentation, Liquid Analysis Sensors, Controllers & Data Acquisition, Level Transmitter.
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Frequently Asked Questions
Standard accuracy is 0.4 percent of measured value, with 0.2 percent available as an option.
DN 10 to DN 300, with a steel housing from DN 25 and an aluminium housing from DN 10.
PTFE for -25 to +130 °C and hard rubber for -15 to +90 °C.
HART as standard, with PROFIBUS-PA as an option, plus pulse and switching outputs.
Yes. A remote-mount sensor 406012/2 is combined with a separate transmitter 406018/2 for hard-to-reach or hot locations.

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