Core Basic Information
- Brand/Model: Beckhoff KL3458
- Product Category: K-bus terminal block, 8-channel single-ended analog input module
- Signal Type: 4–20 mA current signal (common standard signal for industrial sensors)
- Power Supply: Powered via K-bus, no separate power supply required
- Mounting: 35 mm DIN rail (compliant with EN 60715), only 12 mm wide, high density, saving cabinet space
Key Technical Parameters
| Parameters |
Values |
| Resolution | 12 bit |
| Measurement Error | < ±0.3% FS |
| Conversion Time | Approx. 4 ms / channel |
| Internal Resistance | < 85 Ω |
| Electrical Isolation | K-bus / Signal Side 500 V DC |
| K-bus Current Consumption | Typical 105 mA |
| Surge Withstand Voltage | 30 V DC |
| Operating Temperature | 0~+55°C; Storage -25~+85°C |
| Weight | Approx. 55 g |
| Dimensions | 12 mm * 100 mm * 68 mm |
Features and Characteristics:
- Single-wire connection technology for simplified wiring of multi-channel sensors; built-in overload/open circuit detection with intuitive status indication via RUN/Error LEDs
- Process mapping: 8*16-bit data (optional 8*8-bit control/status), no additional address/configuration settings required, plug and play
- Suitable for distributed acquisition in PLC/DCS, commonly used in process industries, machinery manufacturing, and building automation for pressure/temperature/flow sensor signal input
- Compatible pluggable wiring version: KS3458