EL3172-0020 - Technical data

Analog inputs

2

ADC type

SAR

Signal voltage

-10/0 … +10 V

Signal current

-20/0/+4 … +20 mA

Measuring range, nominal

Voltage measuring range

-10/0 … +10 V

Current measuring range

-25/-20/0/+4 … +20/+25 mA

Measuring range, technical

Voltage measuring range

-10.73 … +10.73 V

Current measuring range

-26.82 … +26.82 mA

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

< ±0.2 % at 25 °C (±5 °C),
otherwise < ±0.3 %

Calibration certificate (analog)

factory calibrated

Distributed clocks

yes

Support NoCoEStorage

yes

Distributed clocks accuracy

<< 1 µs

Resolution

16 bits (including sign)

Sampling type

simultaneous

Ground reference

differential

Internal resistance

Voltage measurement: > 200 kΩ | Current measurement: typ. 85 Ω

Input filter cut-off frequency

5 kHz

Common-mode voltage U_CM

max. 50 V (voltage and current measurement)

Conversion time

min. 150 µs

Overcurrent protection

typ. 50 mA

Width in the process image

Inputs: 16 bytes

Configuration

no address or configuration settings required

Special features

U/I parameterizable, Extended Range 107 % pre-set, standard and compact process image, FIR/IIR filter can be activated

Power supply for the electronics

via the E-bus

Current consumption via E-bus

typ. 150 mA

Electrical isolation

Functional isolation (test voltage 707 V, 7 s channel/channel and channel/fieldbus, production test)

Recommended operating voltage range
(against reference ground to GND/ 0 V power contact)

Voltage measuring range

depending on the normative application environment, taking into account the above-mentioned electrical isolation

Current measuring range

Recommended signal range

Voltage measuring range

Extended range (107 %), differential

Current measuring range

Extended range (107 %), differential

Destruction limit
(against reference ground to GND/ 0 V power contact)

Voltage measuring range

2.5 kV (test voltage production test)

Current measuring range

2.5 kV (test voltage production test)

Destruction limit
(differential)

Voltage measuring range

30 V (overcurrent protection available, see above)

Current measuring range

30 V (overcurrent protection available, see above)

Weight

approx. 65 g

Permissible ambient temperature range during operation

-25 … +60 °C

Permissible ambient temperature range during storage

-40 … +85 °C

Permissible relative air humidity

95 %, no condensation

Design

compact terminal housing with signal LED

Dimensions (W x H x D)

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

Installation

on 35 mm mounting rail, conforms to EN 60715

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 rating

IP20

Installation position

variable

Identification / approval^*)

CE, EAC, UKCA
cULus