OEM differential pressure transmitter
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Differential pressure transmitter OEM differential pressure transmitter Type 401 Type 401 pressure transmitters sense ultra fine changes in air pressure and are designed to provide optimum control. The dual component diaphragm with it’s unique geometry, gives highly sensitive operation and excellent repeatability, even in the range below 20 Pascal. Pressure range 0 ... 3 – 8 mbar + Special development for optimize of combustion mixture in gas boilers + With the special diaphragm geometry inherently stable + Ideal dimensioning for high sensitivity and with long term stability + Excellent repeatability even in the lower pressure range (< 20 Pascal) Huba Control Type 401 | Technical data subject to change | Edition 03/2023

Technical overview Pressure range Relative and differential Operating conditions Medium Medium / ambient Temperature Storage Tolerable overload on one side Rupture pressure Leak rate Air and neutral gases 0 ... +70 ºC -40 ... +70 ºC 25 mbar 100 mbar short period at room temperature 200 mbar < 5 cm3/h (Air), at nominal pressure Materials in contact with the medium Case Diaphragm Sensor Polycarbonate (PC) LSR (Liquid Silicon Rubber) Ceramic Al2O3 Electrical overview Output 0.5 ... 4.5 V Power supply 10.4 ... 18 VDC 1) Load > 15 kOhm (to GND) Current consumption At nominal pressure without...

Order code selection table Order number Accessories (supplied loose) Order number Bracket type A 100295 Bracket type B 100098 Fixing screw for wall thickness 1 – 2 mm Length of screw 6 mm (min. required 2 pcs) 102976 Orifice for pulsed pressure 100251 Connector Rast 2.5 with cable 30 cm 111668 Connector Rast 2.5 with cable 110 cm 101817 Connector Rast 2.5 with cable 150 cm 112282 Calibration certificate 104551 AMP connector 1) Manufacture‘s Part No. Colour 3-829868-3 grey 1-966194-3 beige for flexible wire 7 x 0.20 mm = 0.22 mm2 or 12 x 0.20 mm = 0.35 mm2 7 x 0.25 mm = 0.35 mm2 Connector...

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