







Product Description
Woodward 9905-972 LINKnet 6 Channel Analog Input Module
- Manufacturer: Woodward
- Model/Part Number: 9905-972
- Description: LINKnet 6 Channel Analog Input Module, 4–20 mA, 24 VDC, for Industrial Control Systems
Overview
- The Woodward 9905-972 is a LINKnet 6 Channel Analog Input Module designed for integration with Woodward’s NetCon or MicroNet control systems. It processes six 4–20 mA analog input signals from sensors or transmitters, enabling precise monitoring of parameters such as pressure, temperature, or flow in power generation, marine, and industrial automation applications.
Technical Specifications
Specification | Details |
---|---|
Model | 9905-972 |
Series | LINKnet |
Type | Analog Input Module |
Input Channels | 6 analog inputs |
Input Signal | 4–20 mA (250 Ω input impedance) |
Input Voltage | 24 VDC nominal (18–32 VDC range) for loop power |
Resolution | 12-bit |
Accuracy | ±0.5% of full scale |
Isolation | Optically isolated inputs |
Response Time | < 10 ms per channel |
Power Supply | 24 VDC, supplied via control chassis |
Power Consumption | Approximately 5 W |
Communication | LINKnet network (proprietary Woodward protocol) |
Operating Temperature | -40°C to +70°C (-40°F to +158°F) |
Storage Temperature | -55°C to +105°C (-67°F to +221°F) |
Relative Humidity | 5% to 95%, non-condensing |
Vibration | 4 G, 5–500 Hz |
Shock | 30 G peak |
Protection Rating | Not specified (designed for control cabinet use) |
Dimensions | Approximately 100 mm x 150 mm x 50 mm (3.94 in x 5.91 in x 1.97 in) |
Weight | Approximately 0.5 kg (1.1 lbs) |
Mounting | Card guides in control chassis, secured with two screws |
Certifications | CE, UL/cUL (for industrial environments) |
System Compatibility | Woodward NetCon, MicroNet control systems |