Technical data

Encoder

EL5151-0090

Technology

Incremental encoder interface, HTL 24 VDC

Sensor inputs

1

Encoder connection

A, B, C, gate/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 32/16-bit binary, switchable

Limit frequency

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

Quadrature decoder

4-fold evaluation

Function and communication

EL5151-0090

Timestamp resolution

1 ns

Timestamp accuracy

100 ns

Distributed Clocks

yes

Supports NoCoeStorage function

yes

Configuration

via TwinCAT System Manager

Special features

TwinSAFE SC, gate or latch function, microincrements, timestamping of edges, period duration and frequency measurement, up/down counters

Supply and potentials

EL5151-0090

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

EL5151-0090

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

EL5151-0090

MTBF (+55°C)

> 1,490,000 h

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

EL5151-0090

Vibration/shock resistance

according to EN 60068-2-6/EN 60068-2-27

EMC immunity/emission

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

Protection class

IP20

Approvals/markings*

CE, EAC, UKCA, cULus
ATEX, IECEx

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

Ex markings

Standard

Marking

ATEX

II 3 G Ex nA IIC T4 Gc

IECEx

Ex nA IIC T4 Gc