EL3121 - Technical data

Analog inputs

1

Signal current

4 mA…20 mA

Internal resistance

85 Ω type. + diode voltage

Resolution

16 bit (including sign)

Sampling type

simultaneous

Ground reference

differential

Conversion time (without filter)

approx. 40 µs

Input filter limit frequency

5 kHz

Measuring error (full measuring range)

< ± 0.3% (at 0 °C ... +55 °C, relative to the full scale value)
< ± 0.5% (when the extended temperature range is used)

Supply voltage for electronic

via the E-bus

Current consumption via E-bus

typ. 130 mA

Distributed Clocks

yes

Distributed Clocks precision

<< 1 µs

Support NoCoEStorage

yes

Electrical isolation

500 V (E-bus/field voltage)

Common mode voltage U_cm

max. 10 V

Bit width of the process image (default setting)

Inputs: 1 x 16 bit;
Status: 1 x 8 bit

Configuration

no address or configuration settings required

Weight

approx. 55 g

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

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

Enhanced mechanical load capacity

yes, see also Installation instructions for enhanced mechanical load capacity

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

Protection class

IP20

Installation position

variable

Marking / Approval^*)

CE, EAC, UKCA,
ATEX, IECEx, cULus

ATEX

II 3 G Ex nA IIC T4 Gc

IECEx

Ex nA IIC T4 Gc