Estimated Lead Time : 4-6 Weeks
Manufacturer : BECKHOFF
Part Number : EL2521
EtherCAT Terminal, 1-channel pulse train output, incr. enc. simulation, RS422, 50 mA
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
Input specification : 24 V DC
Output specification : RS422, differential
Signal voltage : RS422 level
Max. output current : RS422 specification, 50 mA
Short-circuit current : short-circuit proof
Base frequency : 0…500 kHz, 50 kHz default
Resolution : max. 15 bit (16 bit + sign)
Step size : 10 mHz
Current consumption E-bus : typ. 280 mA (load-dependent)
Electrical isolation : 500 V (E-bus/field potential)
Current consumption power contacts : –
Bit width in the process image : 14 byte output, 8 byte input
Configuration : configuration via controller
Special features : different modes, ramp function, travel distance control
Weight : approx. 50 g
Operating/storage temperature : 0…+55 °C/-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, UL, ATEX
Ex marking : II 3 G Ex nA IIC T4 Gc
Design form : compact terminal housing with signal LEDs
Material : polycarbonate
Dimensions (W x H x D) : 12 mm x 100 mm x 68 mm
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 BZxxx series
Wiring : solid conductor (e), flexible conductor (f) and ferrule (a): 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*: AWG 28…14,
st*: AWG 28…14,
f*: AWG 26…16
Stripping length : 8…9 mm
Current load power contacts : Imax: 10 A
*s: solid wire; st: stranded wire; f: with ferrule
Shipping weight : 2 kg
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