Woodward 9905-970
Product Name: LinkNet 6-Channel RTD Input Module
Product Introduction: A high-performance LinkNet interface module for industrial control systems, designed for precise temperature acquisition from 100 Ohm RTD sensors. Provides 6 isolated, high-resolution input channels for monitoring process temperatures in turbines, engines, and power generation equipment.
Detailed content
Technical Specifications:
- Module Type: 6-channel analog input (RTD)
- Sensor Compatibility: 100 Ohm Platinum RTD (PT100)
- Resolution: 16-bit
- Accuracy: ±0.1% full scale
- Input Range: -200 °C to +850 °C
- Isolation: 2500 VAC between channels and backplane
- Power Supply: 24 VDC (18–32 VDC), ≤15 W
- Operating Temperature: -40 °C to +85 °C
- Dimensions: 272 × 215 × 58 mm
- Weight: 1.48 kg
Functional Features:
- 6 independent, galvanically isolated RTD input channels
- High-resolution 16-bit ADC for precise temperature measurement
- Built-in sensor fault detection (open/short circuit)
- Cold junction compensation for accurate ambient temperature correction
- Software-configurable temperature ranges via LinkNet network
- LED status indicators for power, communication, and channel faults
- Hot-swappable for system maintenance without downtime
- Seamless integration with Woodward LinkNet control architecture
Application Scenarios:
- Steam/gas turbine bearing and exhaust gas temperature monitoring
- Large-bore diesel/gas engine cylinder and coolant temperature measurement
- Power plant boiler superheater/reheater temperature control
- Oil and gas compressor unit process temperature monitoring
- Marine propulsion engine and auxiliary machinery temperature systems












