Bus Terminals
Project planning and installation
Explosion Protection for Terminal Systems - Notes on the use of the Beckhoff terminal systems in hazardous areas according to ATEX and IECEx
Control Drawing I/O, CX, CPX - Connection diagrams and Ex markings (according to cFMus)
Digital input terminals
KL1xxx - Digital input terminals 24 VDC
KL17xx - Digital input terminals
KL1859 - eight channel input + eight channel output terminal (high density, 24 V)
Digital output terminals
KL1859 - eight channel input + eight channel output terminal (high density, 24 V)
KL2xxx - digital output terminals
KL2442 - dual channel output terminal, 24 VDC, 2 x 4 A/1 x 8 A
KL2502 - dual channel pulse width output terminal 24VDC, positive switching
KL2512 - dual channel pulse width output terminal 24VDC, negative switching
KL2521-0000 - single channel pulse train output terminal, RS422
KL2521-0024 - single channel pulse train output terminal, 24VDC
KL2521-0010 - single channel pulse train output terminal, RS422, 2 outputs (230 VAC/DC, 100 mA)
KL2531 - single channel stepper motor terminal (1.5 A)
KL2541 - single channel stepper motor terminal (5 A)
KL2542 - dual channel output stage terminal for DC motors
KL2535 - dual channel pulse with current terminal (1 A)
KL2545 - dual channel pulse with current terminal (3.5 A)
KL2532 - dual channel power stage terminal for DC motors (1 A)
KL2552 - dual channel power stage terminal for DC motors (5 A)
KL2602-0000 - two-channel Relay output terminal, with power contacts
KL2602-0010 - two-channel Relay output terminal, with soft switching, with power contacts
KL2612-0000 - two-channel Relay output terminal, with changeover contacts, without power contacts
KL2622-0000 - two-channel Relay output terminal, without power contacts
KL2622-0010 - two-channel Relay output terminal, with soft switching, without power contacts
KL2631-0000 - one-channel Relay output terminal, 400 VAC / 300 VDC
KL2634-0000 - four-channel Relay output terminal, 250 VAC / 30 VDC
KL2641-0000 - one-channel Relay output terminal, bistable, manual operation
KL2692 - Watchdog terminal
KL2784 - four channel digital output terminal with MOSFET transistors
KL2794 - four channel digital output terminal with MOSFET transistors und potential-free contacts
KL2791 - single channel speed controller terminal for AC motors
KL2798 - eight channel digital output (high density, 30 VAC/DC)
KL2808 - eight channel digital output (24 VDC, 0.5 A)
KL2828 - eight channel digital output (24 VDC, 2 A)
KL2809 - sixteen channel digital output (24 VDC, 0.5 A)
KL2819 - sixteen channel digital output (24 VDC, 0.5 A, with diagnostics)
KL2872-0000 - sixteen channel digital output (24 VDC, 0.5 A, ribbon cable connection)
KL2872-0010 - sixteen channel digital output (24 VDC, 0.5 A, ribbon cable connection, negative switching)
KL2889 - sixteen channel digital output (24 VDC, 0.5 A, switching to negative potential)
Analog input terminals
KL3001 - single channel analog input terminal, differential input (-10 V to +10 V)
KL3002 - dual channel analog input terminal, differential input (-10 V to +10 V)
KL3011 - single channel analog input terminal, differential input (0 to 20 mA)
KL3012 - dual channel analog input terminal, differential input (0 to 20 mA)
KL3021 - single channel analog input terminal, differential input (4 to 20 mA)
KL3022 - dual channel analog input terminal, differential input (4 to 20 mA)
KL3041 - single channel analog input terminal, Single ended input (0 to 20 mA)
KL3042 - dual channel analog input terminal, Single ended input (0 to 20 mA)
KL3044 - four channel analog input terminal, Single ended input (0 to 20 mA)
KL3051 - single channel analog input terminal, Single ended input (4 mA bis 20 mA)
KL3052 - dual channel analog input terminal, Single ended input (4 mA bis 20 mA)
KL3054 - four channel analog input terminal, Single ended input (4 mA bis 20 mA)
KL3061 - single channel analog input terminal, Single ended input (0 V to 10 V)
KL3062 - dual channel analog input terminal, Single ended input (0 V to 10 V)
KL3064 - four channel analog input terminal, Single ended input (0 V to 10 V)
KL3102 - dual channel analog input terminal, differential input (-10 V to +10 V)
KL3112 - dual channel analog input terminal, differential (0 to 20 mA)
KL3122 - dual channel analog input terminal, differential (4 to 20 mA)
KL3132 - dual channel accurate analog input terminal, differential input (-10 V to +10 V)
KL3142 - dual channel accurate analog input terminal, differential input (0 to 20 mA)
KL3152 - dual channel accurate analog input terminal, differential input (4 to 20 mA)
KL3162 - dual channel accurate analog input terminal, differential input (0 V to +10 V)
KL3172 - dual channel accurate analog input terminal, differential input (0 V to 2 V)
KL3172-0500 - dual channel accurate analog input terminal, differential input (0 V to 500 mV)
KL3182 - dual channel accurate analog input terminal, differential input (-2 V to +2 V)
KL3201 - single channel input terminals for PT100 (RTD)
KL3202 - dual channel input terminals for PT100 (RTD)
KL3204 - four channel input terminals for PT100 (RTD)
KL3214 - four-channel HD input terminal for 3-wire connection of resistance sensors
KL3222 - dual channel accurate input terminals for PT100 (RTD)
KL3224 - four-channel analog input terminal for PT1000, Ni1000
KL3208-0010 - eight channel input terminal for PT1000, Ni1000 (RTD), 2-wire technique
KL3228-0000 - eight channel input terminal for PT1000, Ni1000 (RTD), 1-wire technique
KL3311 - single channel thermocouple input terminals with open-circuit recognition
KL3312 - dual channel thermocouple input terminals with open-circuit recognition
KL3314 - four channel thermocouple input terminals with open-circuit recognition
KL3351 - single channel terminal for resistance bridges
KL3356 - single channel accurate terminal for resistance bridges
KL3403-0000 - Power measurement terminal (1 A)
KL3403-0010 - Power measurement terminal (5 A)
KL3403-002x - Power measurement terminal (20 mA, 50 mA, 250 mA etc.)
KL3403-0333 - Power measurement terminal (333 mV)
KL3404 - four channel analog input terminal (-10 V to +10 V)
KL3408 - eight channel analog input terminal (-10 V to +10 V)
KL3444 - four channel analog input terminal (0 to 20 mA)
KL3448 - eight channel analog input terminal (0 to 20 mA)
KL3454 - four channel analog input terminal (4 to 20 mA)
KL3458 - eight channel analog input terminal (4 to 20 mA)
KL3464 - four channel analog input terminal (0 to +10 V)
KL3468 - eight channel analog input terminal (0 to +10 V)
KL3681 - digital multimeter terminals
Analog output terminals
KL4001 - single channel analog output terminal, (0 V to 10 V)
KL4002 - dual channel analog output terminal, (0 V to 10 V)
KL4001 - four channel analog output terminal, (0 V to 10 V)
KL4011 - single channel analog output terminal, (0 to 20 mA)
KL4012 - dual channel analog output terminal, (0 to 20 mA)
KL4021 - single channel analog output terminal, (4 to 20 mA)
KL4022 - dual channel analog output terminal, (4 to 20 mA)
KL4031- single channel analog output terminal, (-10 V to +10 V)
KL4032- dual channel analog output terminal, (-10 V to +10 V)
KL4034- four channel analog output terminal, (-10 V to +10 V)
KL4112 - dual channel analog output terminal (0 to 20 mA), 16 bit
KL4132 - dual channel analog output terminal, (-10 V to +10 V) 16 bit
KL4404 - four channel analog output terminal (0 to +10 V)
KL4408 - eight channel analog output terminal (0 to +10 V)
KL4414 - four channel analog output terminal (0 to 20 mA)
KL4418 - eight channel analog output terminal (0 to 20 mA)
KL4424 - four channel analog output terminal (4 to 20 mA)
KL4428 - eight channel analog output terminal (4 to 20 mA)
KL4434 - four channel analog output terminal (-10 V to +10 V)
KL4438 - eight channel analog output terminal (-10 V to +10 V)
KL4494 - four channel analog terminal with 2 out and 2 inputs (-10 V to +10 V)
Interface terminals for incremental encoder
KL5001 - SSI Encoder interface
KL5051 - Bidirectional SSI encoder interface
KL5101 - Incremental encoder interface
KL5121 - Incremental encoder interface with programmable Outputs
KL5151-0000 - single channel interface terminal for incremental encoder
KL5151-0021 - single channel interface terminal for incremental encoder with comparator output
KL5151-0050 - dual channel interface terminal for incremental encoder
Communication terminals (for sub bus systems etc.)
KL6001 - Serial Interface RS232C
KL6011 - Serial Interface TTY
KL6021 - Serial Interface RS485 (RS422)
KL6021-0023 - Serial interface terminal for EnOcean Radio Technology
KL6023 - Wireless adaptor (RX) for EnOcean Radio Technology
KL6051 - Data exchange terminal with serial interface
KL6201 - Master terminal for AS-interface
KL6211 - Master terminal for AS-interface (with power contacts)
KL6224 - Master terminal for IO-Link
KL6811 - Master terminal for DALI/DSI (with integrated DALI power supply)
KL6771 - Master terminal for MP-Bus
KL6781 - Master terminal for M-Bus
Terminals for special functions
KL8001 - Power terminal
KL8505 - Manual operating modules: placeholder module
KL8519 - Manual operating modules: signal module, 16 digital inputs
KL8524 - Manual operating modules: output module, 4 digital, outputs (two stage)
KL8528 - Manual operating modules: output module, 8 digital outputs
KL8548 - Manual operating modules: analog module, 8 analog outputs
System terminals
KL9020, KL9050 - K-Bus Extension
KL9309 - Adapter terminal for manual operating modules
KL9540, KL9550 - Surge filter terminals
KL9570 - Buffer capacitor terminal
Furthermore documentation for Beckhoff fieldbus components may be found on our homepage (http://www.beckhoff.com) under Download.