Yokogawa SARM55C Relay Boards

Description

The Yokogawa SARM55C is a mechanical relay board designed for dry contact output applications in industrial automation. It supports both "a" and "b" contact types and integrates seamlessly with Yokogawa digital output modules for reliable control.

Specifications

• Model Number: SARM55C

• Manufacturer: Yokogawa
  

• Relay Type: Mechanical dry contact output ("a" contact or "b" contact, NO/NC)

• Redundancy Support: Single or dual-redundant configurations

• Contact Points: 32-point output

• Field Terminals: M4 screw terminals for secure device connection

• Compatible Modules:

  • ADV551 (DO: 32-point) + ATD5A (Terminal block)

  • ADV561 (DO: 64-point)

• Signal Cables:

  • AKB331 for 32-point

  • AKB337 for 64-point

• Load Ratings:

  • 250V AC: 2 A per point

  • 30V DC: 2 A per point

  • 125V DC: 0.1 A per point

• Minimum Load: 5V, 10 mA

• Insulation Resistance: ≥10 MΩ (500 V DC)

• Withstanding Voltage:

  • Field terminals to case: 2 kV

  • 24V power terminals to case: 500 V

  • 24V power terminals to field terminals: 2 kV

• Power Supply: 24 V DC

• Current Consumption: Max. 0.65 A

• Ambient Temperature: 0°C to 50°C

• Humidity Range: 10% to 90% RH (non-condensing)

• Size: W: 482.6 mm × H: 132.5 mm (3U)

• Weight: 2.2 kg

• Compliance Standards:

  • CE Marking

  • C-Tick Marking

  • KC Marking

Features

• Multi-Channel Input: Supports 16 analog inputs for flexible signal monitoring

• High Accuracy: 16-bit resolution ensures precise data acquisition

• Robust Isolation: Enhanced safety with full channel isolation

• Fast Response: 100 ms update cycle for real-time control

• System Integration: Seamlessly integrates with CENTUM VP architecture

• Industrial Grade: Built for harsh environments with wide temperature and humidity tolerance

• Compact Design: Space-saving module for efficient panel installation