Wago

WAGO 857-552

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SKU:
857-552
MPN:
857-552
Condition:
New
configuration options:
DIP switch || WAGO Interface Configuration Software || WAGO Interface Configuration App
conformity marking:
CE
connection technology:
Push-in CAGE CLAMP
continuous current do max:
100 mA (no internal restriction)
country of origin sales organisation germany:
DE
depth from upper edge of din rail:
97.8 mm / 3.85 inch
fine stranded conductor:
0.34 2.5 mm / 22 14 AWG
fire load:
0.000 MJ
frequency range:
50 Hz (Sinusoidal signals)
height:
94 mm / 3.701 inch
input signal type:
Voltage
input signal voltage:
50 Hz sinusoidal signals: AC 10.05 mV (RC1): AC 40.2 mV (RC2A): AC 90 mV (RC2B)
limit frequency:
2 kHz
load impedance current output:
¤ 600
load impedance voltage output:
1 k
measurement method:
True RMS measurement (TRMS)
measurement range current:
AC 500 A (RC1): AC 2000 A (RC2A): AC 4000 A (RC2B)
mounting type:
DIN-35 rail
nominal supply voltage us:
DC 24 V
note:
Additional setting options via WAGO Interface Configuration Software or WAGO Interface Configuration App
number of switching thresholds do:
1 (adjustable)
operating altitude max:
2000 m
output signal current:
0 10 mA: 2 10 mA: 0 20 mA: 4 20 mA
output signal type:
Current || Voltage
output signal voltage:
0 5 V: 1 5 V: 0 10 V: 2 10 V
packaging type:
Bag
power consumption at nominal supply voltage:
¤ 40 mA (+ IDO)
power supply type:
24 VDC
relative humidity:
5 95 % (no condensation permissible)
resolution current:
250 mA (RC1) || 1 A (RC2A) || 1.5 A (RC2B)
response threshold:
¤ 1 % (of measurement range nominal value)
sensitivity:
RC2B: 22.5 mV/kA
software filter adjustable:
Moving average value (filter level: 30)
solid conductor:
0.08 2.5 mm / 28 14 AWG
step response typ:
60 ms
strip length:
9 10 mm / 0.35 0.39 inch
supply voltage range:
30 %
surrounding air temperature operation:
-25 70 C
surrounding air temperature storage:
-40 85 C
switching voltage do max:
Supply voltage (applied)
temperature coefficient:
¤ 0.01 %/K
test voltage input output supply:
AC 2.5 kV: 50 Hz: 1 min
transmission error max:
¤ 1 % (of the full scale value)
weight:
35.113 g
width:
6 mm / 0.236 inch
  • Wago 857-552
  • Wago 857-552
  • Wago 857-552
$354.40

Description

Description JUMPFLEX transducer; Rogowski transducer 
Remarks Item description:

Short description:

The Rogowski Signal Conditioner records RMS values from alternating currents via a Rogowski coil and converts the input signal into a standard analog signal on the output side.

Features:

  • PC configuration interface
  • Supports different types of Rogowski coils
  • Digital switching output (configurable switching thresholds)
  • True RMS measurement (TRMS)
  • Configurable output signal
  • Configuration via DIP switch
  • Safe 3-way isolation with 2.5 kV test voltage acc. to EN 61140
  • No current bar interruption during installation
  • Measuring range overflow indication



Input signal:Current: 50 Hz sinusoidal signals Sensitivity: 10.05 mV (RC1); 40.2 mV (RC2A); 22.5 mV/kA (RC2B) Measuring range: 500 A (RC1); 2000 A (RC2A); 4000 A (RC2B)

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

 
 
Item properties

Miscellaneous

Name Value Unit
Total number of connection points   
Total number of potentials   
Color  light gray   
Conformity marking  CE   
Response threshold  < 1 % (of measuring range nominal value)   
Measurement error  < 1 %   
Filter (T10-90 600 ms (50 Hz)   
Overcurrent  0 % or +5 % (e. g. 10.5 V/21 mA)*   
Resolution  250 mA (RC1); 1000 mA (RC2A);   
Temperature coefficient  0.01 %/K   
Max. operating frequency  < 2 kHz   
Measuring procedure  True RMS (TRMS)   
Linearity  0,1 %   
Measuring range overflow/underflow  0 % or +2.5 %*   
Frequency range  16 Hz ... 1000 Hz   
Max. continuous current  100 mA   
Response time [ms]  1.5 ms + signal cycle duration  ms 
Response time (T10-90 60 ms   
Nominal supply voltage VS [VDC]  24  VDC 
Current consumption at 24 VDC [mA]  40  mA 
Max. switching voltage  Supply voltage applied   
Test voltage (input/output/supply)  2.5 kV (AC), 50 Hz, 1 min.   
Connection technology  Push-in CAGE CLAMP    
Solid conductor  0.08 2.5 mm / 28 14 AWG   
Fine-stranded conductor  0.34 2.5 mm / 22 14 AWG   
Strip length  9 10 mm / 0.35 0.39 Inch   
Type of wiring  Front-entry wiring   
Weight [g]  35.113 
Width  6 mm / 0.236 Inch   
Height from upper-edge of DIN-35 rail  97.8 mm / 3.85 Inch   
Depth  94 mm / 3.701 Inch   
Type of mounting  DIN-35 x 15 carrier rail   
Ambient operating temperature  25 +70    
.

The WAGO 857 series signal conditioner for Rogowski C.T. features a DIP switch and software/app interface configuration, offering one analog input (10.05mVac, 40.2mVac, 90mVac) and one analog output (0-10mA, 2-10mA, 0-20mA, 4-20mA, 0-5Vdc, 1-5Vdc, 0-10Vdc, 2-10Vdc). It operates on a supply voltage of 16.8-26.4Vdc (24Vdc nominal) and includes Push-in CAGE CLAMP spring connections for easy installation on a DIN-35 rail (6mm width). The device is rated for an ambient temperature range of -25°C to +70°C and has an IP20 protection rating, equivalent to model 857552.

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