Product Description
Product Overview
| Category | Details |
|---|---|
| Manufacturer | Woodward |
| Model/Part Number | 8200-177 |
| Description | EM and LQ Digital Driver designed for precise control and positioning of pneumatic control valves in turbine systems |
| Key Features | High-precision digital control, self-diagnostics, supports multiple communication protocols, IP66-rated enclosure |
Technical Specifications
| Specification | Details |
|---|---|
| Model | 8200-177 |
| Product Type | EM and LQ Digital Driver (Digital Valve Positioner) |
| Input Voltage | 120 VAC |
| Speed Bias Power Supply Input | 18-32 VDC |
| Output Voltage Rating | 24 VDC, 16 A |
| Communication | HART, Profibus PA, FOUNDATION Fieldbus |
| Protection Rating | IP66 |
| Operating Temperature | -40°C to 85°C (-40°F to 185°F) |
| Dimensions | 461 mm x 265 mm x 59 mm (18.15" x 10.43" x 2.32") |
| Weight | Approx. 10.9 kg (24 lbs) |
External Connection Options
| Connection Type | Details |
|---|---|
| Supported Connections | Direct mount on valve or remote mount via cable; customizable gland plates for watertight wire feed-throughs |
Functional Features
| Feature | Details |
|---|---|
| Valve Positioning | Controls EM actuators or LQ valves based on position demand signals |
| Configuration | Driver Interface Program (DIP) software for setup, monitoring, and tuning via PC |
| Diagnostics | Built-in self-diagnostics with real-time status indicators (Run, Calibration, Alarms, Shutdowns) |
| Durability | Robust chassis with integrated cooler, suitable for pressure washing |
Model and Configuration
| Category | Details |
|---|---|
| Base Model | 8200-177 (EM and LQ Digital Driver for valve positioning) |
| Configuration | Configurable via DIP software; supports integration with turbine control systems |