Product Short Description
Product Brief: Simplex digital input termination assembly, matching single digital input module for non-redundant digital switch signal acquisition.
Technical Specifications:
- Channel Quantity: 16 non-isolated digital input channels, simplex
Description
- Nominal Signal Level: 24V DC
- Compatible Main Module: T9401, T9402 digital input module
- Safety Certification: IEC61508 SIL3 single channel achievable
- Operating Temperature: -20°C ~ +60°C
Function Features:
- Compact simplex design, reduce system hardware investment
- Support wet contact and dry contact input modes
- Built-in circuit fault diagnosis function
- Quick plug and replace without cabinet power cut
Working Principle: Collect field switch state signals, transmit digital state information to the controller main module, monitor wiring fault of input circuit.
Material Composition: FR4 printed circuit board, flame retardant plastic housing, copper screw terminals.
Structural Characteristics: Single-width rack plug-in module, front wiring terminals, rear system bus connector.
Application Scenarios: General industrial equipment status monitoring, auxiliary system switch signal collection, non-safety level automation control.
Installation Requirements: Install in closed industrial control cabinet; prevent dust and moisture erosion.
Usage Notes: Not applicable for high-risk safety interlock loops; avoid using in strong electromagnetic interference environment without shielding measures.
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