Technical data

Encoder

EL5151-0021

Technology

Incremental encoder interface, HTL 24 VDC

Sensor inputs

1

Encoder connection

A, B, C, latch input, 24 V

Encoder operating voltage

24 V (-15%/+20%), (generated from the 24 VDC power contacts)

Signal voltage “0"
(inputs A, B, C, gate/latch)

0 V ... 5 V (EN 61131-2, type 1)

Signal voltage “1"
(inputs A, B, C, gate/latch)

15 V ... 30 V (EN 61131-2, type 1)

Counter

1 x 32 bit binary

Limit frequency

max. 400,000 increments/s with 4-fold evaluation), corresponds to 100 kHz

Quadrature decoder

4-fold evaluation

Digital output

EL5151-0021

Number of output

1

Rated voltage of the output

24 VDC (-15% / +20%)

Output current

Max. 0.5 A (short-circuit-proof)

Switching times

TON: 15 µs typ., TOFF: 20 µs typ.

Function and communication

EL5151-0021

Distributed Clocks

no

Supports NoCoeStorage function

yes

Configuration

via TwinCAT System Manager

Special features

Latch function, parameterizable output 24 VDC (compare function), workpiece measurement, up/down counters

Supply and potentials

EL5151-0021

Power supply for electronic

via the E-Bus

Supply voltage

24 VDC (-15%/+20%)

Current consumption from the E-bus

typ. 130 mA

Current consumption from the
power contacts

0.1 A (excluding sensor load current)

Electrical isolation

500 V (E-bus/field voltage)

Environmental conditions

EL5151-0021

Permissible ambient temperature range during operation

-25°C ... +60°C (extended temperature range)

Permissible ambient temperature range during storage

-40°C ... +85°C

Permissible relative humidity

95%, no condensation

General data

EL5151-0021

Weight

approx. 50 g

Dimensions (W x H x D)

approx. 15 mm x 100 mm x 70 mm (width aligned: 12 mm)

Mounting

on 35 mm mounting rail conforms to EN 60715

Installation position

variable

Standards and approvals

EL5151-0021

Vibration/shock resistance

according to EN 60068-2-6/EN 60068-2-27, see also Installation instructions for terminals with increased mechanical load capacity

EMC immunity/emission

conforms to EN 61000-6-2 / EN 61000-6-4

Protection class

IP20

Approvals/markings*

CE, EAC, UKCA
cULus

*) Real applicable approvals/markings see type plate on the side (product marking).