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Beckhoff KL1904
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
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Description
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
Specification
| Connection Technology | 2-wire |
|---|---|
| Number Of Inputs | 4 |
| Protocol | TwinSAFE/Safety over EtherCAT |
| Response Time | typ. 4 ms (read input/write to K-bus) |
| Fault Response Time | ≤ watchdog time (parameterizable) |
| Current Consumption Power Contacts | – |
| Current Consumption K Bus | 48 mA |
| Installation Position | horizontal |
| Safety Standard | DIN EN ISO 13849-1:2008 (Cat. 4, PL e) and EN 61508:2010 (SIL 3) |
| Weight | approx. 50 g |
| Protection Rating | IP20 |
| 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) | 12Â mm x 100Â mm x 68 mm |
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