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B&R X20MM4455
4x outputs (H bridge) with PWM control and 24 to 48 VDC ±25% supply6 A nominal current (10 A max. current)15 Hz to 50 kHz frequency, 16-bitPWM resolution, 15-bit + sign, minimum 10 nsConfigurable dith…
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Description
4x outputs (H bridge) with PWM control and 24 to 48 VDC ±25% supply6 A nominal current (10 A max. current)15 Hz to 50 kHz frequency, 16-bitPWM resolution, 15-bit + sign, minimum 10 nsConfigurable dither12 inputs 5 V, configurable for AB and ABR incremental encoders2x 5 V encoder supply with up to 200 mASource connection of digital inputs for encoder’s open collector outputs1-wire connections
The PMW motor bridge module is used to control 4 DC motors with a nominal voltage of 24 to 48 VDC ±25% at a nominal current up to 6 A.
Specification
| I/O module | 4-channel PWM motor bridge, 4 ABR incremental encoders |
|---|---|
| B&R ID code | 0xE8A4 |
| Status indicators | I/O function per channel, operating state, module status |
| Module run/error | Yes, using LED status indicator and software |
| Output | Yes, using LED status indicator and software |
| Encoder power supply | Yes, using LED status indicator and software |
| I/O power supply | Yes, using software |
| Bus | 0.01 W |
| Internal I/O | 2.4 W |
| 24 VDC | 2 W / channel |
| 48 VDC | 2.1 W / channel |
| 60 VDC | 2.2 W / channel |
| Additional power dissipation caused by actuators (resistive) [W] | – |
| CE | Yes |
| UKCA | Yes |
| CRA (Cyber Resilience Act) | In preparation |
| ATEX | Zone 2, II 3G Ex nA nC IIA T5 GcIP20, Ta (see X20 user’s manual)FTZÚ 09 ATEX 0083X |
| UL | cURus E225616Power conversion equipment |
| Quantity | 4 |
| Output voltage | 5 VDC |
| Output current | Max. 200 mA each |
| Short-circuit proof, overload protection | Yes |
| Nominal voltage | 24 to 48 VDC ±25% |
| Input circuit | Source |
| Hardware | <1 µs |
| Software | – |
| Connection type | 1-wire connections |
| Input resistance | Typ. 2.7 kΩ |
| Additional functions | 4x ABR incremental encoder |
| Low | <2 V |
| High | >3 V |
| Insulation voltage between channel and bus | 500 Veff |
| Encoder inputs | 5 VDC, asymmetrical (single-ended) |
| Counter size | 16-bit |
| Input frequency | Max. 100 kHz |
| Evaluation | 4x |
| Signal form | Square wave pulse |
| Nominal current | 6 A |
| Maximum current | 10 A (2 s) |
| PWM frequency | 15 Hz to 50 kHz |
| Supply | External |
| Fuse | Required line fuse: Max. 32 A slow-blow (see “Overcurrent protection”) |
| Output protection | Thermal shutdown in the event of overcurrent or short circuit |
| Variant | H bridge |
| Configurable dither | Amplitude, frequency |
| Period duration resolution | 16-bit, min. 20 μs |
| Phase shift PWM1, 2, 3, 4 | 90° each |
| DC bus capacitance | 680 μF |
| PWM mode | 15 bits plus sign ≥10 ns |
| Current mode | 15 bits plus sign ≥10 ns |
| Electrical isolation | Channel isolated from busChannel not isolated from channel |
| Horizontal | Yes |
| 0 to 2000 m | No limitation |
| >2000 m | Reduction of ambient temperature by 0.5°C per 100 m |
| Degree of protection per EN 60529 | IP20 |
| Horizontal mounting orientation | 0 to 50°C |
| Vertical mounting orientation | Not permitted |
| Derating | – |
| Storage | 5 to 95%, non-condensing |
| Transport | 5 to 95%, non-condensing |
| Operation | 5 to 95%, non-condensing |
| Note | Order 2x terminal block X20TB12 separately. Order 1x terminal block 0TB3103-7020 separately. |
| Pitch | 87.5+0.2 mm |
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