Beckhoff Automation · I/O · Bus Terminals · KL3xxx Analog Input
Beckhoff KL3022 Analog Input Module
Beckhoff lists the KL3022 as Bus Terminal, 2-channel analog input, current, 4…20 mA, 12 bit, differential.
Number of inputs2
Resolution12 bit
Conversion time~ 2 ms
Weightapprox. 70 g
How it works
This page reproduces the technical data Beckhoff publishes for this item number, including the values needed for cabinet design, spares planning and replacement decisions.
Specifications
Technical data
Number of inputs2
Power supplyvia the K-bus
Signal current4…20 mA
Technologydifferential input
Internal resistance80 Ω + diode voltage 0.7 V
Common mode voltage U CMmax. 35 V
Conversion time~ 2 ms
Resolution12 bit
Measurement error/uncertainty< ±0.3% (relative to full scale value)
Surge voltage resistance35 V DC
Ordering information
KL3022Bus Terminal, 2-channel analog input, current, 4…20 mA, 12 bit, differential
Order number
KL3022 — Beckhoff product page, technical data
Official source
https://www.beckhoff.com/en-us/products/i-o/bus-terminals/kl3xxx-analog-input/kl3022.html
FAQ
How many channels does the KL3022 have?
Beckhoff states number of inputs: 2.
What does the ordering description say?
Bus Terminal, 2-channel analog input, current, 4…20 mA, 12 bit, differential.
Where do these values come from?
They are taken from the technical data Beckhoff publishes for item number KL3022, on the product page linked below.
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