Woodward 9907‑029 | Remote Interface / Relay Module Original

Overview
The Woodward 9907‑029 is a remote interface and relay output module designed for use with Woodward control and protection systems. It serves as an interface between the main controller and external devices, providing relay outputs or signal paths for alarms, shutdowns, or auxiliary equipment control.

General Information
Part Number: 9907‑029
Manufacturer: Woodward
Brand / Country of Origin: Woodward / USA
Series: Remote Interface / Relay Modules
Type: Relay/Interface Module
Mounting: Rack‑mount or panel‑mount in control cabinet, compatible with Woodward system bus
Technology: Electrically isolated relay outputs with bus communication interface and fault‑tolerant design

Power Specifications
Supply Voltage: 18–32 V DC (nominal 24 V DC system voltage)
Module Power Consumption: Low (module only provides interface/relay outputs)
Protection: Input isolation, surge protection, reverse‑polarity protection
Indicators: LEDs or module status indicators (depending on installation) for power and relay status

Communication & Interface
Bus Interface: Compatible with Woodward system bus or external digital input bus
Function: Receives control commands from main controller / bus and converts them into relay output signals for external devices
Relay Outputs: Provides multiple relay channels to drive alarms, shutdown trips, auxiliary devices, or signalling equipment
Diagnostics: Relay output status monitoring, fault detection, and bus communication diagnostics (if supported by host system)
Operator Interface: Status indicators for relay activation and module health (depending on configuration)

I/O & Channels
Relay Channels: Multiple (number dependent on configuration / system architecture)
External Load Support: Drives relay‑controlled loads such as alarms, shutdown circuits, indicator lights, or auxiliary actuators
Isolation: Electrically isolated relay outputs to prevent interference between control logic and field devices

Environmental
Operating Temperature: –20 °C to +70 °C
Humidity: Up to 95% RH, non‑condensing
Protection Rating: Designed for installation in standard industrial control cabinets

Dimensions & Weight
Dimensions (L × W × H): 160 × 100 × 60 mm
Weight: 1.0 kg 

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