Technical data

Technical data

EL1808

Connection technology

2-wire

Number of inputs

8

Permissible number of inputs controlled at the same time depending on ambient temperature

8 (-25 °C ... +55 °C)
4 ( > +55 °C)

Nominal voltage of inputs

24 VDC (-15% / +20%)

Signal voltage "0"

-3 V ... 5 V (EN 61131-2, type 1/3)

Signal voltage "1"

11 V ... 30 V (EN 61131-2, type 1/3)

Input filter

3 ms

Input current

typically 3 mA (EN 61131-2, type 3)

Supply voltage for electronic

via power contacts

Current consumption power contacts

typ. 2 mA + load

Current consumption via E-bus

typ. 100 mA

Electrical isolation

500 V (E-bus/field voltage)

Bit width in the process image

8 input bits

Configuration

no address or configuration settings required

Conductor types

solid wire, stranded wire and ferrule

Conductor connection

solid wire conductors: direct plug-in technique; stranded wire conductors and ferrules: spring actuation by screwdriver

Rated cross-section

solid wire: 0.08…1.5 mm²; stranded wire: 0.25...1.5 mm²; ferrule: 0.14…0.75 mm²

Weight

approx. 60 g

Permissible ambient temperature range during operation

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

Storage temperature

-40 °C ... +85 °C

Relative humidity

95%, no condensation

Dimensions (W x H x D)

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

Mounting

on 35 mm mounting rail according to EN 60715

Vibration / shock resistance

conforms 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

Installation position

variable

Marking / Approval*)

CE, UKCA,
ATEX, cULus

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

Ex marking

Standard

Marking

ATEX

II 3 G Ex nA IIC T4 Gc