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ALSTOM DSI1817 TRVC062335000 CP00003934 – Digital Input Module
Product Overview
The ALSTOM DSI1817 TRVC062335000 CP00003934 is a high-reliability digital input module engineered for Alstom’s industrial automation and rail transit control systems. It specializes in accurate acquisition and real-time transmission of field digital signals, serving as a key link between on-site sensors, switches and upper-level control systems. This module solves signal interference and data loss issues in harsh industrial and rail environments, ensuring stable monitoring of equipment status and reliable support for closed-loop control and fault early warning.
Technical Specifications — DSI1817
| Parameter | Value |
|---|---|
| Product Model | DSI1817 TRVC062335000 CP00003934 |
| Manufacturer | ALSTOM |
| Product Type | Digital Input Module |
| Power | 24 V DC (±10%) |
| Communication / Protocol | Ethernet/IP, Modbus TCP |
| Operating Temperature | -10°C to 55°C |
| Mounting | Rack-mounted, modular format |
| Dimensions (HxWxD) | 400 mm x 250 mm x 150 mm |
| Weight | Approx. 3.5 kg |
| Typical Interfaces | Digital input terminals, Ethernet port, system bus connector |
| Compliance | IEC 61000-4, CE |
ALSTOM DSI1817 TRVC062335000 CP00003934
Key Features and Benefits — DSI1817
- Captures 32 digital input signals with fast response, ensuring real-time feedback of field device status.
- Built-in electromagnetic shielding and surge protection to resist interference in industrial and rail environments.
- Seamlessly integrates with Alstom modular control platforms, simplifying system deployment and expansion.
- Equipped with self-diagnostic functions, enabling quick troubleshooting of power, channel and communication faults.
- Supports 16 expandable relay outputs, adapting to diverse control scenario requirements.
Related Models
- DSI181 TRVC062559000 CP00003847: Alstom digital I/O module with similar compatibility for industrial automation.
- DSI182 TRVC062335001 CP00003935: High-density digital input module for large-scale signal acquisition.
- DSI179 TRVC062335002 CP00003936: Compact digital input module optimized for space-constrained control cabinets.
- DSI183 TRVC062335003 CP00003937: Isolated digital input module for high-noise industrial environments.
Installation and Maintenance — DSI1817
- Mount the module in a standard control rack, ensuring proper grounding to reduce electromagnetic interference.
- Use shielded cables for field wiring and secure terminal connections to prevent signal loss.
- Verify 24V DC power supply stability before power-up to avoid module damage.
- Periodically check input channels and communication links, and clean dust from the module surface in harsh environments.
- Refer to Alstom’s system manual for configuration and troubleshooting, and store spare modules in a dry, temperature-stable area.
