16-Channel Isolated Digital Input Module with LED & Modbus
The ADAM-4051-C 16-Channel Isolated DI Module is engineered for industrial automation systems requiring reliable digital input acquisition with galvanic isolation. This isolated digital input module delivers robust signal conditioning for factory automation, SCADA systems, and distributed control applications where noise immunity and signal integrity are critical. With integrated Modbus RTU/ASCII communication and individual LED status indicators, the ADAM-4051-C provides real-time visibility into 16 independent digital channels while protecting your control system from voltage transients and ground loops.
Key Features
- 16 isolated digital input channels with individual LED status indicators
- Galvanic isolation (2500V) protects against ground loops and voltage spikes
- Modbus RTU and ASCII protocol support for seamless integration
- Wide input voltage range: 0-24VDC compatible
- Fast response time for real-time monitoring applications
- DIN rail mountable industrial enclosure design
- Low power consumption for extended system operation
- Diagnostic LED indicators for channel status verification
Technical Specifications
| Specification |
Value |
| Manufacturer |
B+B SmartWorx |
| Part Number |
ADAM-4051-C |
| Digital Input Channels |
16 |
| Isolation Level |
2500V galvanic isolation |
| Input Voltage Range |
0-24VDC |
| Communication Protocol |
Modbus RTU/ASCII |
| Interface |
RS-485 |
| Status Indicators |
Individual LED per channel |
| Operating Temperature |
0-60°C |
| Storage Temperature |
-20-70°C |
| Mounting |
DIN rail |
Frequently Asked Questions
What is galvanic isolation in a digital input module?
Galvanic isolation electrically separates the input signal circuits from the control system, preventing ground loops and protecting against voltage transients. The ADAM-4051-C provides 2500V isolation, ensuring signal integrity in noisy industrial environments.
How does the Modbus protocol work with this isolated DI module?
The Modbus RTU/ASCII protocol enables the ADAM-4051-C to communicate with industrial controllers and SCADA systems over RS-485 networks. Each digital input channel can be monitored and logged remotely, simplifying system integration and diagnostics.
What are the LED indicators used for?
Individual LED indicators on each channel provide real-time visual feedback of digital input status. This allows technicians to quickly verify channel states during commissioning and troubleshooting without requiring software access.
Is the ADAM-4051-C suitable for SCADA and factory automation?
Yes, the isolated digital input module is specifically designed for industrial automation, SCADA systems, and distributed control applications where reliable signal acquisition and noise immunity are essential for system performance.
