857-550

Additional Information

Part Number

857-550

UPC

4050821226734

Tariff Code

85437090300

ETIM

Group Code : EG000026

Group Description : Sensors

Class Description : Current value transformer

Class Code : EC002475

Version : 7

Output (Analog)

Output signal type

Current || Voltage

Output signal (voltage)

0 … 5 V; 1 … 5 V; 0 … 10 V; 2 … 10 V

Output signal (current)

0 … 10 mA; 2 … 10 mA; 0 … 20 mA; 4 … 20 mA

Load impedance (voltage output)

≥ 2 kΩ (Temperature range restrictions may occur.)

Load impedance (current output)

≤ 600 ΩTemperature range restrictions may occur.

Signal Processing

Measurement method

True RMS measurement; Arithmetic mean value

Software filter (adjustable)

Moving average value (filter level: 30)

Step response (typ.)

60 ms

Configuration

Configuration options

DIP switch || WAGO Interface Configuration Software || WAGO Interface Configuration App

Environmental Requirements

Ambient temperature (operation)

-25 … +70 °C (at nominal current)

Ambient temperature (storage)

-40 … +85 °C

Relative humidity

5 … 95 % (no condensation permissible)

Operating altitude (max.)

2000 m

Output (Digital)

Switching voltage (DO) max.

Supply voltage applied

Continuous current (DO) max.

100 mA (no internal restriction)

Number of switching thresholds (DO)

1 (adjustable)

Connection Data

Connection technology

Push-in CAGE CLAMP®

Solid conductor

0.08 … 2.5 mm² / 28 … 14 AWG

Fine-stranded conductor

0.34 … 2.5 mm² / 22 … 14 AWG

Strip length

9 … 10 mm / 0.35 … 0.39 inches

Signaling And Communication

Configuration options

DIP switch || WAGO Interface Configuration Software || WAGO Interface Configuration App

Supply

Power supply type

24 VDC

Nominal supply voltage US

DC 24 V

Supply voltage range

±30 %

Current consumption at nominal supply voltage

≤ 40 mA (+ IDO)

Physical Data

Width

6 mm / 0.236 inches

Height

94 mm / 3.701 inches

Depth from upper-edge of DIN-rail

97.8 mm / 3.85 inches

Measurement Error

Transmission error (typ.)

≤ 0.1 % of upper-range value

Transmission error (max.)

≤ 0.4 % of upper-range value

Temperature coefficient

≤ 0.01 %/K

Material Data

Fire load

0.418 MJ

Weight

64.000 g

Input

Input signal type

Current

Input signal (current)

AC/DC 0 … 1 A (IN 1); AC/DC 0 … 5 A (IN 2)

Frequency range

16 … 400 Hz

Input resistance (current input)

47 mΩ (IN 1); 10 mΩ (IN 2)

Input current (max.)

10 A (IN 1; 5 s); 15 A (IN 2; 5 s)

Response threshold

2 mA (IN 1); 4 mA (IN 2)

Standards And Specifications

Conformity marking

CE

EMC immunity to interference

EN 61000-6-2

EMC emission of interference

EN 61000-6-4

Standards/specifications

EN 50121-3-2 || DNV

Mechanical Data

Mounting type

DIN-35 rail

Specifications

Product Group Code

0006

Commercial Data

Packaging type

Bag

Country of origin

DE

GTIN

4050821226734

Customs tariff number

85437090300

Notes

Note

Additional setting options via WAGO Interface Configuration Software or WAGO Interface Configuration App

Test Voltage

Test voltage (input/output/supply)

AC 2.5 kV; 50 Hz; 1 min