- Brand: National Instruments
- Product Code: NI-9435, NI9435, NI 9435
Available Options
NI 9435 – Isolated 8-Channel Digital Input Module for Industrial Monitoring
The NI 9435 is an 8-channel isolated digital input module engineered for high-reliability signal monitoring in harsh industrial environments. Designed for use with CompactDAQ and CompactRIO platforms, it offers robust channel-to-channel isolation and wide voltage compatibility for demanding applications.
Key Features & Specifications
- Digital Input Channels: 8
- Input Voltage Range: 10 V to 30 V DC
- Isolation: 250 Vrms channel-to-channel
- Input Type: Sinking digital inputs
- Interface: C Series (CompactDAQ / CompactRIO)
- Operating Temperature: -40°C to 70°C
Why Choose the NI 9435?
Galvanic Isolation
The NI 9435 offers 250 Vrms isolation between channels, protecting your system from surges, ground loops, and cross-channel interference.
Reliable Industrial Input Monitoring
With wide 10–30 V DC input compatibility, this module is ideal for monitoring digital signals from sensors, relays, and field devices in automation systems.
Compact and Durable
Designed for rugged environments, the NI 9435 operates across an extended industrial temperature range and fits seamlessly into NI modular systems.
Applications
- Factory automation
- Digital signal isolation
- Protective monitoring in harsh environments
- Remote and distributed I/O systems
Alternative Models from Other Manufacturers
| Feature | NI 9435 | Siemens SM 1223 | Advantech ADAM-5051D | Beckhoff EL1904 |
|---|---|---|---|---|
| Digital Input Channels | 8 | 16 | 16 | 4 |
| Input Voltage | 10–30 V | 24 V | 10–30 V | 24 V |
| Isolation | 250 Vrms (ch-to-ch) | 500 V system | 3000 V DC (isolation) | 500 V |
| Form Factor | C Series | S7-1200 Module | DIN Rail | EtherCAT Terminal |
Customer Testimonials
"The NI 9435 provided us with the signal isolation we needed in a noisy industrial plant. Absolutely reliable." - Senior Controls Engineer
"Using the NI 9435 in our CompactRIO system gave us full confidence in protecting and reading digital inputs across multiple machines." - Automation Systems Architect
Documentation
Setup instructions and module specifications are provided with the NI 9435 package and available through NI’s standard product resources.
Conclusion
The NI 9435 is a robust and compact digital input module built for reliable operation in demanding environments. With built-in isolation, flexible input range, and compatibility with NI’s modular platforms, it ensures safe and efficient digital signal acquisition for industrial and test systems.
Deploy the NI 9435 today and build safer, more reliable monitoring systems.
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