EL3122 - Technical data

Analog inputs

2

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
(default setting: 50 Hz filter)

approx. 50 µs (Fast mode: approx. 35 µs)

Input filter limit frequency

5 kHz

Measuring error
relative to the full scale value
(full measuring range)

< ±0.5% below 0°C
< ±0.3% at 0°C ... +55°C
< ±0.5% above 55°C
(observe permissible ambient temperature range!)

Supply voltage for electronic

via the E-bus

Current consumption via E‑bus

typ. 170 mA

Distributed Clocks

yes (from rev. EL312x-0000-0017)

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: 2 x 16 bit;
Status: 2 x 8 bit

Configuration

no address or configuration settings required

Weight

approx. 55 g

Permissible ambient temperature range during operation

-25°C ... +60°C

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, CCC
ATEX, IECEx, cULus

ATEX

II 3 G Ex ec IIC T4 Gc

IECEx

Ex ec IIC T4 Gc