Description
The Beckhoff KL3054 is a 4-channel analog input terminal designed for current signals in the 4–20 mA range. With 12-bit resolution and a fast conversion time of approximately 4 ms, it provides reliable data acquisition for automation systems.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Beckhoff |
| Category |
Bus Terminals |
| Part Number |
KL3054 |
| Subcategory |
Analog Input Terminals |
| Number of Inputs |
4 |
| Signal Current Range |
4…20 mA |
| Technology |
Single-ended |
| Internal Resistance |
80 Ω + diode voltage 0.7 V |
| Conversion Time |
~4 ms |
| Resolution |
12-bit |
| Measurement Error |
< ±0.3% of full scale |
| Surge Voltage Resistance |
Max. 35 V |
| Electrical Isolation |
500 V (K-bus/signal voltage) |
| Current Consumption K-bus |
Typ. 75 mA |
| Current Consumption Power |
None (no power contacts) |
| Bit Width in Process Image |
4 × 16-bit data (4 × 8-bit control/status optional) |
| Special Features |
Suitable for 2-wire sensors |
| Operating Temperature |
-25…+60°C |
| Storage Temperature |
-40…+85°C |
| Relative Humidity |
95%, no condensation |
| Vibration/Shock Resistance |
EN 60068-2-6 / EN 60068-2-27 |
| EMC Compliance |
EN 61000-6-2 / EN 61000-6-4 |
| Protection Rating |
IP20 |
| Installation Position |
Variable |
| Approvals/Markings |
CE, UL, ATEX, IECEx, CCC, DNV GL, cFMus |
| Weight |
70 g |
Information About KL3054
The KL3054 is part of Beckhoff’s Bus Terminal I/O series and is optimized for applications requiring the monitoring of current loop signals. Each channel measures single-ended current inputs, supporting 2-wire sensors for simplified wiring. Featuring high measurement accuracy, robust electrical isolation, and surge voltage resistance up to 35 V, it ensures dependable performance in industrial environments. Compact and installation-friendly, it integrates seamlessly into K-bus systems without additional configuration.
Key Features:
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Multi-Channel Input Capability: Equipped with four independent analog input channels, the KL3054 is specifically designed for current signals in the 4–20 mA range, making it suitable for multi-sensor setups in industrial automation.
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High Measurement Precision: With a maximum measurement error of just ±0.3% of the full-scale value, the terminal guarantees reliable and accurate readings, essential for applications where precision control and monitoring are critical.
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Fast Signal Processing: A conversion time of approximately 4 ms per channel ensures near real-time signal acquisition, allowing the terminal to capture dynamic process changes quickly and efficiently.
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Advanced Resolution: The 12-bit resolution provides a fine-grained analog-to-digital conversion, enabling detailed and accurate signal representation for control and monitoring systems.
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Integrated Protection Features: Built-in surge voltage resistance up to 35 V safeguards the terminal against electrical disturbances and overload conditions, ensuring long-term reliability and durability.
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Electrical Isolation: Featuring 500 V isolation between K-bus and signal voltage, the KL3054 enhances operational safety by preventing interference and protecting both the terminal and connected systems.
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Optimized for Sensor Integration: Specially designed to support 2-wire sensor connections, the terminal reduces installation complexity and wiring effort, making it highly practical in field applications.
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Compact and Space-Saving Design: The slim Bus Terminal form factor allows easy integration into control cabinets, reducing space requirements without compromising performance.
The KL3054 delivers the reliability and precision required for high-performance current loop monitoring and control in modern automation systems.
