Beckhoff EL6851 EtherCAT Terminal, 1-channel communication interface, DMX, master
Technical data EL6851 EL6851-0010
Technology DMX master terminal DMX slave terminal
Data transfer channels RS485 physics/half duplex
Data transfer rates 250 kbit, one start bit, two stop bits
Interfaces RS485, termination resistor can be switched, half duplex
Bus device max. 32 without repeater –
Line impedance 120 Ω
Power supply via the E-bus
Distributed clocks –
Electrical isolation 500 V (E-bus/signal voltage)
Protocol DMX512
Bit width in the process image variable
Configuration no address setting, configuration via PLC
Current consumption power contacts –
Current consumption E-bus typ. 130 mA
Special features supports RDM protocol, library available; electrically isolated start address and data length can be set
Weight approx. 55 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
Approvals/markings CE, UL, ATEX, IECEx
Ex marking ATEX:
II 3 G Ex nA IIC T4 Gc
IECEx:
Ex ec IIC T4 Gc
Housing data
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Housing data EL-12-8pin
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
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