Phoenix Contact - MCR-SWS-I - Limit Value Switch 2766478
The Phoenix Contact MCR-SWS-I (Part Number: 2766478) is a limit value switch designed for monitoring analog signals in industrial automation systems. It accepts current input signals of 0 mA to 20 mA or 4 mA to 20 mA and provides relay and transistor outputs when predefined threshold values are exceeded or not met. This device features adjustable hysteresis and rapid response times, making it suitable for applications requiring precise signal monitoring.
Key Features:
• Adjustable Hysteresis: Allows customization of the hysteresis range from 0.2 mA to 20 mA, enhancing flexibility in various applications.
• Multiple Signal Monitoring: Capable of monitoring three distinct signal states, ensuring comprehensive oversight of system parameters.
• Versatile Outputs: Equipped with both relay (1 changeover contact) and transistor (three outputs) outputs for integration into diverse control systems.
• Input Compatibility: Supports current input signals of 0 mA to 20 mA or 4 mA to 20 mA, accommodating standard industrial signal ranges.
Technical Specifications:
• Input Signal:
• Current Input Range: 0 mA to 20 mA or 4 mA to 20 mA
• Maximum Input Current: 22 mA
• Input Resistance: ≤120 Ω
• Output Specifications:
• Relay Output: 1 changeover contact (AgNi 0.15 + HTV, hard gold-plated)
• Maximum Switching Voltage: 250 V AC (30 V DC)
• Maximum Switching Current: 2 A
• Mechanical Service Life: 10⁷ cycles
• Transistor Output: Three outputs, continuous load current up to 100 mA, output voltage range 20 V DC to 30 V DC
• Power Supply:
• Voltage Range: 20 V DC to 30 V DC
• Typical Current Consumption: 60 mA
• Performance:
• Step Response (10-90%): <25 ms
• Maximum Temperature Coefficient: ≤0.02%/K
• Environmental Conditions:
• Operating Temperature Range: -20°C to +65°C
• Physical Characteristics:
• Dimensions: Width: 17.5 mm; Height: 99 mm; Depth: 114.5 mm
• Housing Material: Polyamide PA, non-reinforced
• Color: Green (RAL 6021)