Description

Woodward 9905-971 is a discrete input module with 24 channels, designed for reliable fault detection and versatile relay output configurations.

General Information

• Part Number: 9905-971

• Manufacturer: Woodward

• Product Type: Discrete Input Module

• Number of Channels: 24

Performance

• Update Time: 5 ms

• Time Stamping Resolution: 1 ms

Electrical Features

• Input Voltage: 24 VDC per discrete input

• Relay Outputs: Supports normally open or normally closed contacts

• Contact Wetting Voltage: 24 VDC, sourced internally or externally (18-32 VDC or 100-150 VDC)

• Isolation: Fully isolated discrete inputs

Installation

• Modules mount in card guides with screws and handles for easy removal

• Jumpers required for internal 24 VDC source connection between terminals 33, 34, and 35

• External power source common must connect to discrete input commons when used