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Beckhoff EJ3255
The EJ3255 EtherCAT plug-in module enables potentiometers to be connected directly. A stabilized power supply in the module and the ratiometric measurement of the input voltage offer the preconditions…
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Description
The EJ3255 EtherCAT plug-in module enables potentiometers to be connected directly. A stabilized power supply in the module and the ratiometric measurement of the input voltage offer the preconditions for precise measurement. On account of its high
Specification
| Number Of Inputs | 5 |
|---|---|
| Power Supply | via UP contacts |
| Auxiliary Power Current | UP contacts: dependent on the potentiometers, max. 125 mA |
| Technology | ratiometric potentiometer evaluation with supply, 3-wire |
| Distributed Clocks | yes |
| Feed Voltage Potentiometer | typ. 10 V ±10% |
| Internal Resistance | >> 100 kΩ to wiper connection |
| Input Filter Limit Frequency | typ. -3 dB at 3 kHz and potentiometer 50 kΩ |
| Sensor Types | potentiometer 300 Ω…50 kΩ |
| Output Current | max. 0.3 A total supply current for the potentiometers |
| Wiring Fail Indication | yes |
| Conversion Time | typ. 300…700 µs, dependent on settings, default setting: approx. 500 µs (5 channels, filter deactivated) |
| Resolution | 16 bit (incl. sign) |
| Measurement Error/Uncertainty | ±0.5% (relative to full scale value) |
| Electrical Isolation | 500 V (E-bus/field potential) |
| Current Consumption E Bus | typ. 80 mA |
| Special Features | open-circuit recognition, supply monitoring, activatable filters, simultaneous measurement of the channels |
| Weight | approx. 30 g |
| Storage Temperature | -40…+85°C |
| Operating Temperature | -25…+60°C |
| Relative Humidity | 95%, no condensation |
| Emc Immunity/Emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Vibration/Shock Resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| Protect. Rating/Installation Pos. | IP20/see documentation |
| Approvals/Markings | CE |
| Design Form | EtherCAT I/O plug-in module |
| Material | polycarbonate |
| Installation | on signal distribution board |
| Mechanical Coding | EJ plug-in module: signal-specific coding pins on the housing, signal distribution board: holes in the printed circuit board |
| Position Of The Coding Pins | 1, 6 |
| Locking | latching lug in circuit board cut-out |
| Connection Method | field wiring: application-specific wiring level on the signal distribution board, EJ plug-in module: 2 x 20-pin socket strip |
| Dimensions (W X H X D) | 12 mm x 66 mm x 55 mm |
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