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The Beckhoff KL6031 is a bus terminal (1-channel communication interface, serial, RS232). It is supplied by SHLY-PLC, an independent industrial-automation distributor: every unit is visually inspected and functionally checked before dispatch, held in ready stock and shipped worldwide for maintenance, spares and retrofit use. Share your application or existing part number and our team will confirm fitment and comparable in-stock alternatives.
Technical parameters compiled from the manufacturer data sheet and reference documentation.
| Technical Specifications | |
| I/O & Signals | |
| Data transfer channels | 2 (1/1), TxD and RxD, full duplex |
| Signal voltage “0” | -18…-3 V |
| Signal voltage “1” | 3…18 V |
| Bit width in the process image | input/output: 22 x 8 bit user data, 2 x 8 bit control/status (up to 22 byte user data are possible) |
| Power & Current | |
| Power supply | via the K-bus |
| Current consumption K-bus | typ. 55 mA |
| Current consumption power contacts | – (no power contacts) |
| Communication | |
| Transmission rate | 4800…115,200 baud; default: 9600 baud, 8 data bits, no parity and one stop bit |
| Configuration | no address setting, configuration via Bus Coupler or controller |
| Mechanical & Environmental | |
| Weight | approx. 80 g |
| Operating temperature | -25…+60°C |
| Storage temperature | -40…+85°C |
| Relative humidity | 95%, no condensation |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Protect. rating/installation pos. | IP20/variable |
| Pluggable wiring level | for all KSxxxx Bus Terminals |
| Approvals & Compliance | |
| Approvals/markings | CE, CCC, UL, ATEX, IECEx, DNV, cFMus |
| Ex marking | ATEX: II 3G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc cFMus: Class I, Division 2, Groups A, B, C, D Class I, Zone 2, AEx ec IIC T4 Gc |
| General | |
| Technology | RS232 |
| Bit distortion | < 3% |
| Cable impedance | – |
| Cable length | max. 15 m |
| Electrical isolation | 500 V (K-bus/signal voltage) |
| Data buffer | 1024 bytes receive buffer, 128 bytes transmit buffer |
| Special features | high interference immunity, electrically isolated signals |
Model variants, options and firmware revisions can affect fitment. Before ordering the Beckhoff KL6031 bus terminal, share your existing part number or project requirements and our team will cross-reference comparable in-stock Beckhoff units and verify compatibility. This listing is provided by an independent industrial-automation distributor; brand names and part numbers are used for identification only.
Warranty: 12-month seller warranty provided by SHLY-PLC. See our Return Policy for coverage and claims.
A: Each unit is inspected and functionally checked before sale. Contact us for the current stock condition and quantity.
A: Orders are processed within 2-4 business days after payment confirmation. Standard worldwide delivery is about 5-8 business days, express shipping is available and orders over $500 ship free.
A: Yes. Share your existing part number or application and our technical team will verify compatibility and provide cross-references to comparable in-stock models.
KL6031 · Technical reference data · Independently supplied by SHLY-PLC
Standard International (tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders of $500 or less; free on orders over $500.
Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.
Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Remote-area and overweight surcharges, where applicable, are shown before checkout.
Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use. Manufacturer or factory warranty service is not applicable, and extended warranty packages are not provided.
This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.
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