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KEYSYS KEYSYS-RJ-16CH-AD – 16-Channel Ethernet Analog Input Module
Product Overview
The KEYSYS KEYSYS-RJ-16CH-AD is a precision analog-to-digital conversion module engineered for industrial automation systems. It addresses the challenge of reliable multi-channel data acquisition from field sensors and transmitters, converting 4-20mA current or 0-10V voltage signals into digital data for PLC, DCS, and SCADA platforms. Equipped with RJ45 Ethernet connectivity and Modbus TCP/IP protocol, this module enables seamless integration into networked control environments, providing real-time process monitoring for applications in chemical, petrochemical, power generation, and manufacturing industries. Its isolated channel design ensures signal integrity in electrically noisy industrial settings.
Technical Specifications — KEYSYS-RJ-16CH-AD
| Parameter | Value |
|---|---|
| Product Model | KEYSYS-RJ-16CH-AD |
| Manufacturer | KEYSYS |
| Product Type | 16-Channel Analog Input Module (AD Conversion) |
| Power | 24VDC, 10W maximum consumption |
| Communication / Protocol | Ethernet (RJ45), Modbus TCP/IP, 10/100 Mbps adaptive |
| Operating Temperature | -10°C to +60°C (standard), -40°C to +75°C (extended) |
| Mounting | DIN rail (35mm) or panel mount |
| Dimensions (HxWxD) | 120mm x 80mm x 60mm |
| Weight | 0.5 kg |
| Typical Interfaces | 16 isolated analog input channels, 1 RJ45 Ethernet port, 24VDC power terminal |
| Compliance | CE, UL, RoHS, IEC 61131-2 |
KEYSYS KEYSYS-RJ-16CH-AD
Key Features and Benefits — KEYSYS-RJ-16CH-AD
- 16 Isolated Input Channels: Channel-to-channel and channel-to-ground isolation (2.5kV) prevents cross-talk and protects against voltage spikes, ensuring accurate signal conversion in harsh industrial environments.
- High-Resolution Conversion: 16-bit ADC resolution delivers precise measurement of process variables, supporting critical control applications requiring tight tolerance monitoring.
- Ethernet Connectivity: RJ45 interface enables easy integration into existing network infrastructure, facilitating remote monitoring and configuration without proprietary hardware.
- Comprehensive Diagnostics: Real-time channel status monitoring with LED indicators provides immediate visual feedback of signal presence and module health, simplifying troubleshooting.
- Flexible Signal Compatibility: Supports both 4-20mA current and 0-10V voltage inputs, compatible with a wide range of industrial sensors, transmitters, and measurement instruments.
Related Models
- KEYSYS-RT-16CH-AD: 16-channel analog input module with RTU communication interface, designed for serial-based control systems requiring RS-485 connectivity.
- KEYSYS-RJ-16CH-DA: 16-channel digital-to-analog output module, providing proportional control signals to actuators and valves in closed-loop control applications.
- KEYSYS-RJ-8CH-AD: 8-channel compact analog input module, ideal for space-constrained installations requiring fewer monitoring points.
- KEYSYS-RJ-16CH-DI: 16-channel digital input module, complementing analog acquisition with discrete signal monitoring for comprehensive process control.
Installation and Maintenance — KEYSYS-RJ-16CH-AD
- Mount the module on a 35mm DIN rail or secure to a panel using the integrated mounting holes, ensuring proper ventilation for heat dissipation.
- Connect field sensors to the input terminals, maintaining correct polarity for current/voltage signals and using shielded cables to minimize electromagnetic interference.
- Establish Ethernet connection via the RJ45 port and configure network parameters (IP address, subnet mask) to match the control system architecture.
- Verify module communication and signal conversion using the Modbus TCP/IP protocol, checking channel status through LED indicators or configuration software.
- Perform regular visual inspections for dust accumulation and loose connections; clean the module surface with a dry cloth and tighten terminals as needed to maintain reliable operation.
KEYSYS KEYSYS-RJ-16CH-AD | KEYSYS-RT-16CH-AD
