Overview
The Yokogawa ARM55T is a relay board used in the FIO subsystem of CENTUM VP. It interfaces between digital input/output modules and field devices, amplifying signals through mechanical relays. The board supports dual-redundant configurations for enhanced reliability in critical applications.
Technical Specifications
- Relay Type: Mechanical
- Contact Points: 32 points
- Terminals: M4 screws
- Input Voltage: 24V DC, max. 0.65 A
- Output Voltage: 250 VAC (max. 9.6 A), 30 V DC (max. 9.6 A), 125 V DC (max. 1.6 A)
- Isolation:
- Field device terminals to cases: 2 kV
- 24V power terminals to cases: 500V
- 24V power terminals to field device terminals: 2 kV
- Operating Temperature: 0 to 50°C
- Humidity: 10 to 90% RH
- Safety Standards: CSA certified
- EMC Compliance: CE, C-Tick, KC Marking
- Dimensions: W: 482.6 mm x H: 177 mm (4U)
- Weight: 2.6 kg
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