B&R ID code0x2681Bus power consumption0.01 W
Motor output stages1 full bridgeInternal I/O consumption1.8 W
Motor type2-phase bipolar stepper motorElectrical isolationChannel isolated from bus
Nominal motor voltage24 VDC -15% / +20%Mounting orientationHorizontal only
Nominal motor current1 ADegree of protectionIP20
Peak motor current1.2 A for 2 sModule pitch12.5 +0.2 mm
Controller frequency38.4 kHzLow switching thresholdBelow 5 VDC
DC bus capacitance57 µFHigh switching thresholdAbove 15 VDC
Maximum step resolution256 microsteps per stepDigital-input nominal voltage24 VDC field input, -15% / +20%
Digital inputs4Encoder input level24 V, asymmetrical
Input circuitSinkHorizontal operating temperature-25 to 60°C for Rev. > E6; 0 to 55°C for Rev. ≤ E6
Input connection1-wireStorage / transport temperature-25 to 70°C
Typical input resistance18.2 kΩRelative humidity5 to 95%, non-condensing
Hardware input filter<5 µsElevation to 2000 mNo limitation
Incremental encoder1 ABR, 24 V asymmetricalElevation deratingAbove 2000 m, reduce ambient temperature 0.5°C per 100 m
Encoder counter16-bitStatus indicatorsI/O function per channel, operating state and module status
Maximum encoder frequency50 kHzHazardous-area approvalATEX Zone 2 and cCSAus Class I Division 2
Encoder evaluation4xMandatory accessoriesX20TB12 terminal block and X20BM11 or X20BM15 bus module
