WAGO 857-400 Isolation Amplifier (Signal Conditioner), Current/Voltage Input and Output, 24 VDC, 6 mm

WAGO 857-400 Isolation Amplifier (Signal Conditioner), Current/Voltage Input and Output, 24 VDC, 6 mm

WAGO 857-400 is an isolation amplifier (signal conditioner) for current and voltage input and output signals with zero/span adjustment, DIP switch configuration, 24 VDC supply and 6 mm module width. Technical values: input signal (voltage) 0–5 V / 1–5 V / 0–10 V / 2–10 V (calibrated, switchable); input signal (current) 0–20 mA / 4–20 mA (calibrated, switchable); output signal (voltage) 0–5 V / 1–5 V / 0–10 V / 2–10 V (calibrated (as delivered), switchable); output signal (current) 0–20 mA / 4–20 mA / 0–10 mA / 2–10 mA (calibrated (as delivered), switchable); nominal supply voltage 24 VDC; limit frequency 100 Hz / 5 kHz (configurable via DIP switch); max. transmission error ≤ 0.2 % of upper-range value; test voltage (input/output/supply) 3 kVAC, 50 Hz, 1 min. Material and environment: insulation material Polyamide (PA66); UL94 flammability class V0; mounting type DIN-35 rail; operating ambient temperature -25–+70 °C; protection type IP20. Dimensions: width 6 mm, height 94 mm, depth from upper edge of DIN-rail 97.8 mm, weight 43 g. Used to convert, isolate and filter analog field signals to suit PLC inputs.

Configuration TypeDIP anahtar / Potansiyometre
Input signalGerilim: 0–5 V / 1–5 V / 0–10 V / 2–10 V (kalibre edilmiş, değiştirilebilir); Akım: 0–20 mA / 4–20 mA (kalibre edilmiş, değiştirilebilir)
Input ResistanceAkım girişi: ≤ 50 Ω; Gerilim girişi: ≥ 100 kΩ
Maximum Input Current50 mA
Maximum Input Voltage30 V
Output SignalGerilim: 0–5 V / 1–5 V / 0–10 V / 2–10 V (kalibre edilmiş (teslimat durumunda), değiştirilebilir); Akım: 0–20 mA / 4–20 mA / 0–10 mA / 2–10 mA (kalibre edilmiş (teslimat durumunda), değiştirilebilir)
Load ImpedanceGerilim çıkışı: ≥ 2 kΩ; Akım çıkışı: ≤ 600 Ω
Bandwidth100 Hz / 5 kHz (DIP anahtar ile yapılandırılabilir)
Response TimeBasamak cevabı (tip.): 3.5 ms (100 Hz) / 100 µs (5 kHz)
Accuracyİletim hatası (tip.): Üst ölçek değerinin ≤ 0.1 %'i; İletim hatası (maks.): Üst ölçek değerinin ≤ 0.2 %'si; İletim hatası (parazit altında): Üst ölçek değerinin ≤ 15 %'i
Temperature Coefficient≤ 0.01 %/K
Supply Voltage24 VDC (SELV)
Input Voltage Range±30 %
Current Consumptiondefault: ≤ 30 mA; Maks.: ≤ 40 mA (Iout 20 mA; load empedansı: 600 Ω; Us: 16.8 V)
Rated Insulation Voltage300 V
Degree of ProtectionIP20
Test Voltage3 kVAC; 50 Hz; 1 min
Overvoltage categoryII
Pollution Degree2
InsulationGiriş/analog çıkış/besleme: İşlevsel yalıtım; Komşu cihazlar: Güçlendirilmiş yalıtım (güvenli ayırma)
Connection TechnologyPush-in CAGE CLAMP®
Solid Conductor Cable Cross-Section0.08–2.5 mm2 / 28–14 AWG
Stranded Conductor Cable Cross-Section0.34–2.5 mm2 / 22–14 AWG
Stripping Length9–10 mm
Width6 mm
Height94 mm
Depth from Upper-Edge of DIN-Rail97.8 mm
Mounting TypeDIN 35 ray
Housing MaterialPoliamid (PA66)
Flammability According to UL94V0
Gram43 g
Operating Temperature-25–+70 °C
Storage Temperature-40–+85 °C
Installation Temperature-25–+50 °C
Relative Humidity5–95 % (non-condensing)
Operating Altitude2000 m
Conformity MarkingsCE
EMC ImmunityEN 61000-6-2
EMC emission standardsEN 61000-6-4
StandardsEN 61010-1 / DNV / UL 508

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