ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC SR3B261JD - Programmable Logic Relay
The SCHNEIDER ELECTRIC SR3B261JD is a Zelio Logic compact programmable relay engineered for localized automation and control applications. This unit integrates a 24VDC power supply, 26 I/O points, and Modbus serial communication, providing a robust solution for standalone machine control, building management systems, and small-scale process automation. It supports ladder logic and function block diagram programming for sequential control and monitoring tasks.
Technical Specifications:
- SERIES/FAMILY: Zelio Logic SR3
- COMPONENT TYPE: Programmable Logic Relay (Smart Relay)
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 24VDC
- INPUT TYPE: Digital
- OUTPUT TYPE: Relay (NO/NC contacts)
- NUMBER OF I/O: 26 (typically 16 digital inputs, 10 relay outputs)
- OUTPUT CURRENT RATING: 8A per relay output (resistive load)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, Modular
- MOUNTING: DIN Rail
- DISPLAY: Integrated LCD with backlight
- CLOCK: Real-time clock (RTC) with backup
- INTERFACE/CONTROL:
- PROGRAMMING INTERFACE: USB (via programming cable, not integrated)
- COMMUNICATION PROTOCOL: Modbus Serial (RS485)
- PROGRAMMING LANGUAGE: Ladder Diagram (LD) or Function Block Diagram (FBD)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal block protection)
- OPERATING TEMPERATURE: 0 to 55 degrees C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Standalone machines, small automation systems, HVAC, lighting control, access control, pump control, gate control.
- SOFTWARE COMPATIBILITY: Zelio Soft 2 Programming Software
