Title: 36 Siemens GDB181-MO.pdf.pdf
8...16 mm (8...10 mm)Square shaft6...12.8 mmMin. drive shaft length30 mmMax. shaft hardness<300 HVAir volume flow controllerType3-position controller with hysteresisVmax, adjustableresolution 1 %20%...120% (factory setting: 100 %)Vmin, adjustable20%...100% (factory setting: 0 %)Vn = f(dpn), adjustableresolution 0.011.00…3.16 (factory setting: 1.00)Differential pressure sensorConnection tubes (Interior diameter)3…8 mmMeasuring range0…500 PaOperating range0…300 PaPrecision at 23 °C, 966 mbar and optional mounting positionZero pointAmplitude± 0.2 Pa± 4.5 % of the measured valueDrift± 0.1 Pa / YearMax. permissible operating pressure3000 PaMax. permissible overload on one side3000 Pa1) The documents can be downloaded from http://siemens.com/bt/downloadVAV Compact Controller Modbus RTUA6V10631862_en--_d 2019-09-13Siemens Smart Infrastructure10 Datapoints and function description 10.1 Modbus Registers