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Beckhoff EL2521
The EL2521-xxxx output terminals change the frequency of a binary signal and output it (electrically isolated from the E-bus). The frequency is preset by a 16 bit value from the automation device. The…
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Description
The EL2521-xxxx output terminals change the frequency of a binary signal and output it (electrically isolated from the E-bus). The frequency is preset by a 16 bit value from the automation device. The signal state of the EtherCAT Terminal is indicated by
Specification
| Connection Technology | pulse train (frequency output) |
|---|---|
| Number Of Outputs | 1 channel (2 differential outputs A, B) |
| Number Of Inputs | 2 (+T, +Z) |
| Load Type | min. 120 Ω |
| Distributed Clocks | yes |
| Output Specification | RS422, differential |
| Max. Output Current | 0.5 A |
| Base Frequency | 0…500 kHz, 50 kHz default |
| Resolution | max. 15 bit |
| Current Consumption E Bus | typ. 280 mA (load-dependent) |
| Power Supply | via the E-bus |
| Current Consumption Power Contacts | – |
| Electrical Isolation | 500 V (E-bus/field potential) |
| Special Features | pulse output with variable frequency: frequency modulation, pulse direction specification, AB incremental encoder simulation with connection to TwinCAT NC, ramp function, travel distance control |
| Weight | approx. 50 g |
| Operating Temperature | 0…55°C |
| Storage Temperature | -25…+85°C |
| Relative Humidity | 95%, no condensation |
| Vibration/Shock Resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| Emc Immunity/Emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Protect. Rating/Installation Pos. | IP20/variable |
| Pluggable Wiring | for all ESxxxx terminals |
| Approvals/Markings | CE, CCC, UL, ATEX, IECEx |
| Ex Marking | ATEX: II 3 G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc |
| Design Form | compact terminal housing with signal LEDs |
| Material | polycarbonate |
| Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
| Side By Side Mounting By Means Of | double slot and key connection |
| Marking | labeling of the BZxxxx series |
| Wiring | solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver |
| Connection Cross Section | s*: 0.08…2.5 mm², st*: 0.08…2.5 mm², f*: 0.14…1.5 mm² |
| Connection Cross Section Awg | s*: AWG28…14, st*: AWG28…14, f*: AWG26…16 |
| Stripping Length | 8…9 mm |
| Current Load Power Contacts | Imax: 10 A |
| Dimensions (W X H X D) | 12 mm x 100 mm x 68 mm |
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