Technical Parameters Parameter Specification Model Fisher Digital Isolation DSV1000 Type Digital Signal Isolator / Converter Isolation 1500 V AC (Input to Output to Power) Input Signals 4-20 mA HART, Voltage, Discrete Output Signals 4-20 mA, Foundation Fieldbus, Profibus PA Power Supply 18-30 V DC (for analog operation); Power via Fieldbus segment for digital output. HART Communication Supports HART 5/6/7 protocol on the analog input side. Fieldbus Communication Supports Foundation Fieldbus H1 or Profibus PA Accuracy ±0.05% of span (for analog inputs) Ambient Temperature Limits -4°F to 185°F (-20°C to 85°C) Mounting Standard 35 mm DIN Rail Enclosure Module for mounting inside a control panel cabinet.