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KL2904 | Bus Terminal, 4-channel digital output, 24 V DC, 0.5 A, TwinSAFE

KL2904 | Bus Terminal, 4-channel digital output, 24 V DC, 0.5 A, TwinSAFE

KL2904 | Bus Terminal, 4-channel digital output, 24 V DC, 0.5 A, TwinSAFE

Output 1, 2
Output 3, 4
Diagnostic 1, 2
Diagnostic 3, 4
Power contact
+24 V
Power contact 0 V
Output 1, 2
Output 3, 4
Top view 
Contact assembly 
KL2904 | Bus Terminal, 4-channel digital output, 24 V DC, 0.5 A, TwinSAFE

KL2904 | Bus Terminal, 4-channel digital output, 24 V DC, 0.5 A, TwinSAFE

The KL2904 safety Bus Terminal is a digital output terminal with four channels. It switches 24 V DC actuators with up to 0.5 A current per channel. If the Bus Terminal detects a fault, it switches off automatically (fail stop).

Product status:

regular delivery

Product information

Technical dataKL2904
Connection technology2-wire
Number of outputs4
ProtocolTwinSAFE/Safety over EtherCAT
Fault response time≤ watchdog time (parameterizable)
Current consumption power contactsload-dependent
Current consumption K-bus250 mA
Installation positionhorizontal
Safety standardDIN EN ISO 13849-1:2008 (Cat. 4, PL e) and EN 61508:2010 (SIL 3)
Weightapprox. 100 g
Protection ratingIP20
Ex markingATEX:
II 3 G Ex ec IIC T4 Gc
IECEx:
Ex ec IIC T4 Gc
Housing dataKL-24-2x8pin
Design formcompact terminal housing with signal LEDs
Materialpolycarbonate
Dimensions (W x H x D)24 mm x 100 mm x 68 mm
Installationon 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means ofdouble slot and key connection
Markinglabeling of the BZxxx series
Wiringsolid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver
Connection cross-sections*: 0.08…2.5 mm²,
st*: 0.08…2.5 mm²,
f*: 0.14…1.5 mm²
Connection cross-section AWGs*: AWG28…14,
st*: AWG28…14,
f*: AWG26…16
Stripping length8…9 mm
Current load power contactsImax: 10 A

*s: solid wire; st: stranded wire; f: with ferrule

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