Loop feed isolation amplifier; Bipolar current and voltage input signal; Current output signal; Configuration via DIP switch; Power via input; 6 mm module width; 2.50mm² Short description: The 857-450 Loop Powered Isolation Amplifier converts analog, unipolar and bipolar standard signals. It also amplifies, filters and electrically isolates standard analog signals. Features: No additional power supply required Zero/span adjustment Analog, unipolar and bipolar, standard signals at input Caliber scale change Can change max. operating frequency Safe, 2-way insulation with 2.5 kV test voltage according to EN 61140
Loop feed isolation amplifier; Bipolar current and voltage input signal; Current output signal; Configuration via DIP switch; Power via input; 6 mm module width; 2.50mm²
Short description:
The 857-450 Loop Powered Isolation Amplifier converts analog, unipolar and bipolar standard signals. It also amplifies, filters and electrically isolates standard analog signals.
Features:
| Configuration options | DIP switches |
| Input signal type | Voltage Current |
| Input signal voltage | ±1 V; 0 … 1 V; ±2 V; 0 … 2 V; ±5 V; 0 … 5 V; 1 … 5 V; ±10 V; 0 … 10 V; 2 … 10 V; ±20 V; 0 … 20 V |
| Input signal, current | ±5 mA; 0 … 5 mA; ±10 mA; 0 … 10 mA; 2 … 10 mA; ±20 mA; 0 … 20 mA; 4 … 20 mA |
| Input resistance (intput/current) | ≤ 50 Ω |
| Input resistance (input/voltage) | ≥ 1 MΩ |
| Maks. giriş sinyali | 50 mA |
| Maks. giriş gerilimi | 30 V |
| Sıfır/açıklık ayarı | üst aralık değerinin ±%5´i |
| Output signal type | Current |
| Output signal current | 4 … 20 mA |
| Load impedance (output/current) | ≤ 600 Ω |
| Max. operating frequency | 100 Hz / 30 Hz (configurable via DIP switch) |
| Step response typ. | 3,5 ms |
| İletim hatası | ≤ 0.1 % of upper range value |
| Sıcaklık katsayısı | ≤ %0,01 /K |
| Type of power supply | loop-powered (via output) |
| Supply voltage | DC 8 … 30 V (power derived from the output circuit) |
| 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 |
| Ağırlık | 37,9 |
| Surrounding air (operating) temperature | -25 … 70 °C |
| Surrounding air (storage) temperature | -40 … 85 °C |
| Uygunluk işareti | CE |
| EMV-Störfestigkeit | EN 61000-6-2 |
| EMU: |
EN 61000-6-3 |
| Product Group | 6 (Interface Electronics) |
| SAP´den ambalaj tipi | bag |
| Country of origin | DE |
| GTIN | 4045454828479 |
| Customs Tariff No. | 85437090300 |
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