Woodward 8440-1706 MicroNet Analog Input Module

Product Brief Introduction The 8440-1706 is an analog input expansion module for the Woodward MicroNet control system. It acquires precision analog signals from field instruments and transmitters, expanding the analog measurement capability of MicroNet control systems.
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Technical Specifications

Input channels: 8. Input types: 4-20mA, ±10V DC. Resolution: 14-bit. Accuracy: ±0.2% full scale. Isolation: 500V AC. Backplane interface: MicroNet bus. Power dissipation: 3W. Operating temperature range: -40°C to +70°C.

Functional Features

Eight high-accuracy analog inputs. Per-channel range configuration. Signal conditioning and filtering. Channel-to-channel isolation. Hot-swap capability. Status indicators.

Application Scenarios

It expands analog measurement capability for MicroNet engine control, turbine control and process control systems.

Performance Parameters

Update rate: 100ms per channel. Accuracy: ±0.2% full scale. CMRR: 100dB. Operating temperature range: -40°C to +70°C.

Material Composition

Housing: flame-retardant plastic. PCB: FR-4 with conformal coating. Components: precision amplifiers and ADCs. Connectors: gold-plated copper.

Structural Characteristics

MicroNet standard module form factor, front panel status LEDs, rear backplane connector, DIN rail mounting.

Working Principle

It receives analog signals from field instruments, conditions and digitizes them, and transmits measurement data to the main controller over the MicroNet system bus.

Installation Requirements

Mount on MicroNet DIN rail base. Connect to system bus. Wire field instruments. Configure ranges via software.




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