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857-552
Current signal conditioner

Current signal conditioner; Input for Rogowski coils; Current and voltage output signal; Digital output; Configuration via software; Supply voltage: 24 VDC; 6 mm module width; 2.50mm²Brief description: The Rogowski transducer converts the input signal into a standard analog signal on the output side by recording alternating current RMS values through the Rogowski coil. Features: Supports different Rogowski coil types Digital switching output (adjustable switching thresholds) True RMS measurement (TRMS) Adjustable output signal Configuration via DIP switch Safe, 3-way isolation with 2.5 kV test voltage according to EN 61140 No current busbar interruption during installation Measuring range out of range indicator Note:Additional setting options via interface configuration software or interface configuration app

Current signal conditioner; Input for Rogowski coils; Current and voltage output signal; Digital output; Configuration via software; Supply voltage: 24 VDC; 6 mm module width; 2.50mm²


Brief description:

The Rogowski transducer converts the input signal into a standard analog signal on the output side by recording alternating current RMS values through the Rogowski coil.

Features:

  • Supports different Rogowski coil types
  • Digital switching output (adjustable switching thresholds)
  • True RMS measurement (TRMS)
  • Adjustable output signal
  • Configuration via DIP switch
  • Safe, 3-way isolation with 2.5 kV test voltage according to EN 61140
  • No current busbar interruption during installation
  • Measuring range out of range indicator

Note:


Additional setting options via interface configuration software or interface configuration app

Configuration options DIP switches
Interface configuration software
Interface configuration app
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)
Sensitivity RC2B: 22,5 mV/kA
Measurement range, current AC 500 A (RC1); AC 2000 A (RC2A); AC 4000 A (RC2B)
Frequency range 50 Hz (Sinusoidal signals)
Yanıt eşiği < %1 (ölçüm aralığı nominal değerinin)
Resolution 250 mA (RC1); 1 A (RC2A); 1.5 A (RC2B)
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 (output/voltage) ≥ 1 kΩ
Load impedance (output/current) ≤ 600 Ω
Max. switching voltage (DO) Uygulanan besleme gerilimi
Max. continuous current (DO) 100 mA (no internal restriction)
Number of switching tresholds (DO) 1 (adjustable)
Ölçme prosedürü Hakiki RMS (TRMS)
Max. operating frequency 2 kHz
Filtre (T10-90) moving mean value (filtering level: 30)
Step response typ. 60 ms
İletim hatası (tam skala) ≤ 1 % (of the full scale value)
Sıcaklık katsayısı ≤ %0,01 /K
Type of power supply 24 VDC
Nominal supply voltage US DC 24 V
Supply voltage range ±30 %
Current consumption at supply voltage ≤ 40 mA (+ IDO)
Test voltage (input/output/supply) AC 2,5 kV; 50 Hz; 1 min
Koruma sınıfı IP20
Bağlantı teknolojisi CAGE CLAMP® S
Tek damarlı boylar 0,08 … 2,5 mm² / 28 … 14 AWG
İnce bükümlü kablolar 0,34 … 2,5 mm² / 22 … 14 AWG
Sıyırma uzunluğu 9 … 10 mm / 0.35 … 0.39 inch
Width 6 mm / 0.236 inch
DIN rayın üst kenarından yükseklik 97,8 mm / 3.85 inch
Depth 94 mm / 3.701 inch
Montaj tipi DIN 35 ray
Renk açık gri
Yangın yükü 0,42MJ
Ağırlık 35,1
Surrounding air (operating) temperature -25 … 70 °C
Surrounding air (storage) temperature -40 … 85 °C
Uygunluk işareti CE
Product Group 6 (Interface Electronics)
SAP´den ambalaj tipi bag
Country of origin DE
GTIN 4050821476917
Customs Tariff No. 85437090300

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