iC-PMX Energy Harvesting Multiturn Counter/Encoder
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| Applications |
- Multiturn encoders
- Absolute end-of-shaft encoders
- Absolute hollow shaft encoders
- Absolute linear encoders
- Period counters
- Gas meters
- Liquid flow meters
- Encapsulated flow meters
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| Features |
- Gearless and batteryless revolution counter
- Energy harvesting through Wiegand pulses¹
- Integrated Hall switch for direction detection
- Evaluation of Pt1000 sensor output for high accuracy gas meter applications
- SPI interface to external nonvolatile RAM
- Independent SPI interface to microcontroller (configuration and data exchange)
- 4 low-noise Hall sensors with differential analog output
- Electrical Wiegand wire excitation for synchronization with singleturn
- Runt pulse tolerant counting algorithm
- All accessory components are off-the-shelf products
¹Devices and processes for energy harvesting by Wiegand wire within position encoders are protected by several worldwide patents (such as WO 2004/046735 A1) and require licensing by the inventors and applicants.
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| Packages |
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