3/4 Technical Data S415 OEM Compact Thermal Mass Flow Meter (Inline) Measurement Flow Accuracy 3 % o.RDG ±0.3 % FS Selectable units l/min, cfm, kg/h, m3/h Measuring range see table below Repeatability 1 % o.RDG Sensor Thermal mass flow sensor Sampling rate 3/sec Turndown ratio 50:1 Response time (t90) 2 sec Consumption Selectable units m³, ft3, l, kg Reference conditions Selectable conditions 20 °C 1000 mbar (ISO1217) 0 °C 1013 mbar (DIN1343) freely adjustable General data Configuration Wireless S4C-FS App for mobile phones Display Integrated 4 digit LED Material Process connection Aluminum alloy Housing PC + ABS Sensor Glass coated resistive sensor Metal parts Aluminum alloy Miscellaneous Electrical connection 2 x M8 (4 pole) Protection class IP54 Approvals CE, RoHS, FCC Process connection G-thread Weight 0.45 ... 1.3 kg (depends on model) Stated measuring ranges for S415 OEM under following conditions: • Standard flow in air in l/min • Reference pressure: 1000 mbar • Reference Temperature: +20 °C S415 OEM Measuring Range Standard Configuration Process connection DN8 DN15 DN20 DN25 DN32 Standard range (S) 250 1000 2000 3500 6000 Low range (L) 50 200 400 700 1200 Signal / Interface & Supply Analog output Signal 4 ... 20 mA, isolated Scaling 0 ... max flow Load 250R Update rate 3/sec Pulse output Signal Max 30 V, 200 mA Scaling 1 pulse per consumption unit Fieldbus Interface/Protocol RS-485/Modbus/RTU M-Bus Supply Voltage supply 15 ... 30 VDC Current consumption 120 mA @ 24 VDC Operating conditions Medium Air, N2 Medium quality ISO 8573: 4.4.3 or better Medium temperature 0 ... 50 °C Medium humidity < 90 % rH, no condensation Operating pressure 0 ... 16 bar(g) Ambient temperature 0 ... 50 °C Ambient humidity < 95 % rH Storage temperature -30 ... 70 °C Transport temperature -30 ... 70 °C Pipe sizes DN8, DN15, DN20, DN25, DN32 Be smart. Measure it.
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