The S451 Compressed Air Flow Meter is a robust and highly accurate thermal mass flow meter designed specifically for heavy-duty applications and hazardous environments. With its advanced insertion-type sensor, the S451 is perfect for monitoring compressed air and gas flow in a wide range of industrial settings, including those requiring explosion-proof equipment.
Made in Germany. brand SUTO, model S451
International delivery to United Arab Emirates, Kuwait, Qatar, Saudi Arabia, Saudi Arabia, Bahrain, Oman and other Middle Eastern countries.
Our warehouses are located in UAE. Delivery to other countries (Europe, North and South America, Asia, Africa) is discussed individually.
Retail price from $6 060
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Key Features:
Specifications:
The S451 is designed to perform in demanding environments, making it ideal for a variety of industrial applications:
| Measurement | |
| Flow | |
| Accuracy | ±(1.5 % of reading + 0.3 % full scale) |
| Selectable units | m³/h, m³/min, l/min, l/s, cfm, kg/h, kg/min, kg/s |
| Repeatability | 0.25 % o.RDG |
| Sensor | Thermal mass flow sensor |
| Sampling rate | 3 samples / sec |
| Turn-down ratio | 200:1 |
| Response time (t90) | 0.5 sec |
| Consumption | |
| Selectable units | m³, ft³, t, lb, l, kg |
| Pressure | |
| Accuracy | 0.5 % FS |
| Selectable units | bar, psi, kPa, MPa |
| Measuring range | 0 … 1.6 MPa (g) or 0 … 5.0 MPa (g) |
| Sensor | Piezzo resistive sensor |
| Temperature | |
| Accuracy | 0.5 °C |
| Selectable units | °C, °F |
| Measuring range | -40 … +120 °C |
| Sensor | Pt1000 |
| Reference conditions | |
| Selectable conditions | 20 °C 1000 mbar (ISO1217), 0 °C 1013 mbar (DIN1343) freely adjustable |
| Signal / Interface & Supply | |
| Analog output | |
| Signal | 2 x 4 … 20 mA (4-wire), isolated |
| Scaling | 0 … max flow, freely adjustable |
| Load | Max. 400 Ohm |
| Update rate | Value updated ever 1 sec |
| Pulse/Alarm output | |
| Signal | Switch output, normally open, max. 30 VDC, 200 mA |
| Scaling | 1 pulse per consumption unit (selectable) |
| Alarm | Channel and threshold freely setable |
| Feldbus | |
| Protocol | Modbus/RTU, Modbus/TCP |
| Supply | |
| Voltage supply | 16 … 30 VDC |
| Current consumption | 200 mA |
| General Data | |
| Configuration | |
| Wireless | S4C-FS App for Android and iOS |
| Others | 3 touch button at display |
| Display | |
| Integrated | Color graphics display |
| Material | |
| Process connection | Stainless steel 1.4404 (SUS 316L) |
| Housing | Al alloy |
| Sensor | Stainless steel 1.4404 (SUS316L), 4J50 nickel plated, glass |
| Metal parts | Stainless steel 1.4404 (SUS 316L) |
| Miscellaneous | |
| Electrical connection | Screw terminals |
| Protection class | IP67, Ex option: IP65 |
| Approvals | CE, RoHS, FCC |
| IECEx / GB | Ex db ib IIC T4 Gb Ex ib tb IIIC T135°C Db |
| ATEX | II 2G Ex db ib IIC T4 Gb II 2D Ex ib tb IIIC T135°C Db |
| Process connection | S451: G3/4″ (ISO 228/1) S453: Measuring section with R-thread or Flange |
| Weight | S451 300mm: 2.15kg S451 200mm: 2.08kg S453 without section: 1.86kg |
| Operating conditions | |
| Medium | Air, N₂, O₂, CO₂ and other non corrosive gases |
| Medium temperature | S451: -30 … +140 °C (applicable for Non-Ex-Option) -30 … +90 °C (applicable for Ex-Option) S453: -30 … +90 °C |
| Medium humidity | < 90 %, no condensation |
| Operating pressure | 0 … 1.6 MPa applicable for Ex-Option and A1558 option 0 … 5.0 MPa applicable for Non-Ex-Option of S451 with A1559 option 0 … 4.0 MPa applicable for Non-Ex-Option of S453 with A1559 option *For pressure above 1.5 MPa use the installation device A530 1119 or A530 1120 to install S451. |
| Ambient temperature | -40 … +65 °C |
| Storage temperature | -40 … +70 °C |
| Transport temperature | -40 … +70 °C |
| Pipe sizes | S451: >= DN25 S453: DN25 … DN80 |
You can request the necessary certificates, documentation, instructions and user guide for SUTO S451 using the special form.
You can buy SUTO S451 in UAE at a price starting from 6060 $ in «Texair FZCO» by leaving a request on the website, by phone +441225535040 or by email rop@texairmeasure.ae. SUTO S451 price are subject to change depending on exchange rates. We deliver instruments by transport companies in United Arab Emirates, Kuwait, Qatar, Saudi Arabia, Saudi Arabia, Bahrain and other Middle Eastern countries.
See also: Flow Meters for Compressed Air and Gas
