Beckhoff Automation · I/O · Bus Terminals · KL2xxx Digital Output
Beckhoff KL2784 Digital Output Module
Beckhoff lists the KL2784 as Bus Terminal, 4-channel solid-state relay output, 30 V AC, 48 V DC, 2 A.
Number of outputs4 x make contacts
Connection technology2-wire
Markinglabeling of the BZxxxx series
Materialpolycarbonate
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
Connection technology2-wire
Number of outputs4 x make contacts
Nominal voltage0…30 V AC/DC (resistive load only: 0…48 V DC)
Max. output current2 A per channel
Breakdown voltage80 V
Peak current5 A (100 ms), < 50 A (10 ms)
Short-circuit currentnot short-circuit proof, see peak current
Electrical isolation500 V (K-bus/field potential)
Switching on speedtyp. 1.8 ms, max. 5 ms
Switching off speedtyp. 30 ms, max. 50 ms
Ordering information
KL2784Bus Terminal, 4-channel solid-state relay output, 30 V AC, 48 V DC, 2 A
Order number
KL2784 — Beckhoff product page, technical data
Official source
https://www.beckhoff.com/en-us/products/i-o/bus-terminals/kl2xxx-digital-output/kl2784.html
FAQ
How many channels does the KL2784 have?
Beckhoff states number of outputs: 4 x make contacts.
What voltage does it operate at?
The technical data lists nominal voltage as 0…30 V AC/DC (resistive load only: 0…48 V DC).
What does the ordering description say?
Bus Terminal, 4-channel solid-state relay output, 30 V AC, 48 V DC, 2 A.
Where do these values come from?
They are taken from the technical data Beckhoff publishes for item number KL2784, on the product page linked below.
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