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Beckhoff EL1259

EtherCAT Terminal, 8-channel digital input + 8-channel digital output, 24 V DC, 1 µs, 0.5 A, multi-timestamp

MPN: EL1259
Category: EL1xxx | Digital input

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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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What is the Beckhoff EL1259?

The 16-channel EL1259 digital EtherCAT Terminal combines the functions of the EL1258 – eight multi-timestamp inputs – with those of the EL2258 – eight multi-timestamp outputs. The high channel density in conjunction with time stamping of the signals

Specifications

Connection technology	1-wire
Number of channels	8 inputs + 8 outputs
Nominal voltage	24 V DC (-15%/+20%)
“0” signal voltage	-3…+5 V (IEC 61131-2, type 1/3)
“1” signal voltage	11…30 V (IEC 61131-2, type 1/3)
Input current	typ. 3 mA (EN 61131-2, type 1/3)
Input filter	typ. 1 µs
Internal sampling/execution	10…40 µs, corresponds to 100…25 k detectable edges/s, dependent on configuration
Distributed clocks	yes
Distributed clock precision	1 µs
Load type	ohmic, inductive, lamp load
Max. output current	0.5 A (short-circuit proof) per channel
Output stage	push
Reverse voltage protection	yes
Breaking energy	150 mJ/channel
Current consumption power contacts	typ. 30 mA + load
Switching times	typ. TON: 1 µs, typ. TOFF: 1 µs
Current consumption E-bus	typ. 130 mA
Electrical isolation	500 V (E-bus/field potential)
Configuration	no address or configuration setting
Special features	multi-timestamp, auto activation
Weight	approx. 55 g
Operating temperature	0…55°C
Storage temperature	-25…+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 (see documentation)
Approvals/markings	CE, UL
Design form	HD (High Density) housing with signal LEDs
Material	polycarbonate
Installation	on 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means of	double slot and key connection
Marking	labeling of the BZxxxx series
Wiring	solid conductors (s): direct plug-in technique; fine-stranded conductors (st) and ferrule (f): spring actuation by screwdriver
Connection cross-section	s: 0.08…1.5 mm², st: 0.25…1.5 mm², f*: 0.14…0.75 mm²
Connection cross-section AWG	s: AWG28…16, st: AWG22…16, f*: AWG26…19
Stripping length	8…9 mm
Current load power contacts	Imax: 10 A
Dimensions (W x H x D)	12 mm x 100 mm x 68 mm

EL1259: frequently asked questions

When can EL1259 be shipped?

EL1259 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up EL1259 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for EL1259 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for EL1259, subject to availability and destination.