BECKHOFF BECKHOFF KL1904

BECKHOFF KL1904

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Article No. KL1904

KL1904 | Bus Terminal, 4-channel digital input, 24 V DC, TwinSAFE

The KL1904 safety Bus Terminal is a digital input terminal for sensors with potential-free contacts for 24 V DC and has four fail-safe inputs.

Technical dataKL1904
Connection technology2-wire
Number of inputs4
ProtocolTwinSAFE/Safety over EtherCAT
Response timetyp. 4 ms (read input/write to K-bus)
Fault response time≤ watchdog time (parameterizable)
Current consumption power contacts
Current consumption K-bus48 mA
Installation positionhorizontal
Safety standardDIN EN ISO 13849-1:2008 (Cat. 4, PL e) and EN 61508:2010 (SIL 3)
Weightapprox. 50 g
Protection classIP 20
Ex markingII 3 G Ex nA IIC T4 Gc
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