Bus Terminals

Explosion Protection for Terminal Systems

Notes on the use of the Beckhoff terminal systems in hazardous areas according to ATEX and IECEx

I/O Analog Manual

Notes on I/O components with analog in and outputs

Control Drawing I/O, CX, CPX

Connection diagrams and Ex markings (according to cFMus)

KL1xxx

Digital input terminals 24 V_DC

KL1501
KL1512

up/down counter 24 V_DC, 100 kHz
up/down counter 24 V_DC, 1 kHz

KL17xx

Digital input terminals

KL1859

eight channel input + eight channel output terminal (high density, 24 V)

KL1859

eight channel input + eight channel output terminal (high density, 24 V)

KL2xxx

digital output terminals

KL2442

dual channel output terminal, 24 V_DC, 2 x 4 A/1 x 8 A

KL2502
KL2512

dual channel pulse width output terminal 24V_DC, positive switching
dual channel pulse width output terminal 24V_DC, negative switching

KL2521-0000
KL2521-0010
KL2521-0015
KL2521-0024

single channel pulse train output terminal, RS422
single channel pulse train output terminal, RS422, with additional outputs
single channel pulse train output terminal, RS422, special parameterized
single channel pulse train output terminal, 24 V_DC, for optocouplers

KL2531
KL2541

single channel stepper motor terminal (1.5 A)
single channel stepper motor terminal (5 A)

KL2542

dual channel output stage terminal for DC motors

KL2535
KL2545

dual channel pulse with current terminal (1 A)
dual channel pulse with current terminal (3.5 A)

KL2532
KL2552

dual channel power stage terminal for DC motors (1 A)
dual channel power stage terminal for DC motors (5 A)

KL2602-0000
KL2602-0010
KL2612-0000
KL2622-0000
KL2622-0010
KL2631-0000
KL2634-0000
KL2641-0000

two-channel Relay output terminal, with power contacts
two-channel Relay output terminal, with soft switching, with power contacts
two-channel Relay output terminal, with changeover contacts, without power contacts
two-channel Relay output terminal, without power contacts
two-channel Relay output terminal, with soft switching, without power contacts
one-channel Relay output terminal, 400 V_AC / 300 V_DC
four-channel Relay output terminal, 250 V_AC / 30 V_DC
one-channel Relay output terminal, bistable, manual operation

KL2692

Watchdog terminal

KL2701
KL27x2

Solid state terminals
Solid state terminals

KL2751
KL2761

Dimmer terminal (300 VA)
Dimmer terminal (600 VA)

KL2784
KL2794

four channel digital output terminal with MOSFET transistors
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 V_AC/DC)

KL2808
KL2828

eight channel digital output (24 V_DC, 0.5 A)
eight channel digital output (24 V_DC, 2 A)

KL2809
KL2819

sixteen channel digital output (24 V_DC, 0.5 A)
sixteen channel digital output (24 V_DC, 0.5 A, with diagnostics)

KL2872-0000
KL2872-0010

sixteen channel digital output (24 V_DC, 0.5 A, ribbon cable connection)
sixteen channel digital output (24 V_DC, 0.5 A, ribbon cable connection, negative switching)

KL2889

sixteen channel digital output (24 V_DC, 0.5 A, switching to negative potential)

KL3001
KL3002

single channel analog input terminal, differential input (-10 V to +10 V)
dual channel analog input terminal, differential input (-10 V to +10 V)

KL3011
KL3012
KL3021
KL3022

single channel analog input terminal, differential input (0 to 20 mA)
dual channel analog input terminal, differential input (0 to 20 mA)
single channel analog input terminal, differential input (4 to 20 mA)
dual channel analog input terminal, differential input (4 to 20 mA)

KL3041
KL3042
KL3044
KL3051
KL3052
KL3054

single channel analog input terminal, Single ended input (0 to 20 mA)
dual channel analog input terminal, Single ended input (0 to 20 mA)
four channel analog input terminal, Single ended input (0 to 20 mA)
single channel analog input terminal, Single ended input (4 mA bis 20 mA)
dual channel analog input terminal, Single ended input (4 mA bis 20 mA)
four channel analog input terminal, Single ended input (4 mA bis 20 mA)

KL3061
KL3062
KL3064

single channel analog input terminal, Single ended input (0 V to 10 V)
dual channel analog input terminal, Single ended input (0 V to 10 V)
four channel analog input terminal, Single ended input (0 V to 10 V)

KL3102
KL3112
KL3122

dual channel analog input terminal, differential input (-10 V to +10 V)
dual channel analog input terminal, differential (0 to 20 mA)
dual channel analog input terminal, differential (4 to 20 mA)

KL3132
KL3142
KL3152
KL3162
KL3172
KL3172-0500
KL3182

dual channel accurate analog input terminal, differential input (-10 V to +10 V)
dual channel accurate analog input terminal, differential input (0 to 20 mA)
dual channel accurate analog input terminal, differential input (4 to 20 mA)
dual channel accurate analog input terminal, differential input (0 V to +10 V)
dual channel accurate analog input terminal, differential input (0 V to 2 V)
dual channel accurate analog input terminal, differential input (0 V to 500 mV)
dual channel accurate analog input terminal, differential input (-2 V to +2 V)

KL3201
KL3202
KL3204

single channel input terminals for PT100 (RTD)
dual channel input terminals for PT100 (RTD)
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
KL3228-0000

eight channel input terminal for PT1000, Ni1000 (RTD), 2-wire technique
eight channel input terminal for PT1000, Ni1000 (RTD), 1-wire technique

KL3311
KL3312
KL3314

single channel thermocouple input terminals with open-circuit recognition
dual channel thermocouple input terminals with open-circuit recognition
four channel thermocouple input terminals with open-circuit recognition

KL3351

single channel terminal for resistance bridges

KL3356

single channel accurate terminal for resistance bridges

KL3361
KL3362

single channel oscilloscope terminal
dual channel oscilloscope terminal

KL3403-0000
KL3403-0010
KL3403-002x
KL3403-0333

Power measurement terminal (1 A)
Power measurement terminal (5 A)
Power measurement terminal (20 mA, 50 mA, 250 mA etc.)
Power measurement terminal (333 mV)

KL3404
KL3408

four channel analog input terminal (-10 V to +10 V)
eight channel analog input terminal (-10 V to +10 V)

KL3444
KL3448

four channel analog input terminal (0 to 20 mA)
eight channel analog input terminal (0 to 20 mA)

KL3454
KL3458

four channel analog input terminal (4 to 20 mA)
eight channel analog input terminal (4 to 20 mA)

KL3464
KL3468

four channel analog input terminal (0 to +10 V)
eight channel analog input terminal (0 to +10 V)

KL3681

digital multimeter terminals

KL4001
KL4002
KL4001

single channel analog output terminal, (0 V to 10 V)
dual channel analog output terminal, (0 V to 10 V)
four channel analog output terminal, (0 V to 10 V)

KL4011
KL4012
KL4021
KL4022

single channel analog output terminal, (0 to 20 mA)
dual channel analog output terminal, (0 to 20 mA)
single channel analog output terminal, (4 to 20 mA)
dual channel analog output terminal, (4 to 20 mA)

KL4031
KL4032
KL4034

single channel analog output terminal, (-10 V to +10 V)
dual channel analog output terminal, (-10 V to +10 V)
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
KL4408

four channel analog output terminal (0 to +10 V)
eight channel analog output terminal (0 to +10 V)

KL4414
KL4418

four channel analog output terminal (0 to 20 mA)
eight channel analog output terminal (0 to 20 mA)

KL4424
KL4428

four channel analog output terminal (4 to 20 mA)
eight channel analog output terminal (4 to 20 mA)

KL4434
KL4438

four channel analog output terminal (-10 V to +10 V)
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)

KL5001

SSI Encoder interface

KL5051

bidirectional SSI encoder interface

KL5101

Incremental encoder interface

KL5111

Incremental encoder interface

KL5121

Incremental encoder interface with programmable Outputs

KL5151-0000
KL5151-0021

single channel interface terminal for incremental encoder
single channel interface terminal for incremental encoder with comparator output

KL5151-0050

dual channel interface terminal for incremental encoder

KL6001

Serial Interface RS232C

KL6011

Serial Interface TTY

KL6021

Serial Interface RS485 (RS422)

KL6021-0023
KL6023

Serial interface terminal for EnOcean Radio Technology
Wireless adaptor (RX) for EnOcean Radio Technology

KL6031
KL6041

Serial Interface Terminal RS232
Serial Interface Terminal RS422/485

KL6051

Data exchange terminal with serial interface

KL6201
KL6211

Master terminal for AS-interface
Master terminal for AS-interface (with power contacts)

KL6224

Master terminal for IO-Link

KL6301
KL6401

EIB bus terminal
LON bus terminal

KL6581
KL6583

EnOcean master terminal
Wireless adaptor (RX/TX) for EnOcean Radio Technology

KL6811

Master terminal for DALI/DSI (with integrated DALI power supply)

KL6821

DALI-2 Multimaster terminal with integrated power supply

KL6771

Master terminal for MP-Bus

KL6781

Master terminal for M-Bus

KL6831
KL6841

Master terminal for SMI Bus (LoVo)
Master terminal for SMI Bus (230V_AC)

KL8001

Power terminal

KL8505
KL8519
KL8524
KL8528
KL8548

Manual operating modules: placeholder module
Manual operating modules: signal module, 16 digital inputs
Manual operating modules: output module, 4 digital, outputs (two stage)
Manual operating modules: output module, 8 digital outputs
Manual operating modules: analog module, 8 analog outputs

KL9020
KL9050

K-Bus Extension

KL9300
KL9301
KL9302

Diode array bus terminals

KL9309

Adapter terminal for manual operating modules

KL9520
KL9528

Potential feed terminal for AS-interface
Power supply terminal for AS-interface

KL9540
KL9550

Surge filter terminals

KL9570

Buffer capacitor terminal