YOKOGAWA SARM55C Bus Interface Module

Yokogawa ARM55C / ARM55C-000 Mechanical Relay Board

Manufacturer: Yokogawa
Product Number: ARM55C / ARM55C-000
Product Type: Mechanical Relay Board
Condition: New and Original
Lead Time: In stock
Certificate: COO / Test Report
Dimensions: 482.6 mm (W) x 132.5 mm (H)
Weight: 2.2 kg
Price: USD 228

Overview
The Yokogawa ARM55C is a 32-point mechanical relay board designed for the CENTUM VP process control system. It receives contact or voltage input signals from field devices and amplifies them for output, ensuring reliable signal processing in industrial automation applications.

Mechanical Relay Specifications

• Output Type: Dry contact (a or b) – NO (Normally Open) or NC (Normally Closed)

• Configuration Options: Single or dual-redundant systems

• Mounting: M3.5 screws for general mounting; M4 screws for the power input section

• Relay Points: 32-point relay configuration

Power and Voltage Specifications

• Input Voltage: 30 VDC, 1.5 A per point

• Auxiliary Power: 24 VDC, 0.85 A max

• Control Voltage: 5 V, 10 mA

Insulation and Safety Standards

• Insulation Resistance: ≥10 MΩ at 500 VDC

• Dielectric Strength:

• 2 kV between field device terminals and cases

• 500 V between 24 V power terminals and cases

• 2 kV between 24 V power and field device terminals

Environmental and Mechanical Design

• Operating Temperature: 0 to 50 °C

• Humidity Range: 10 to 90 % RH

• Dimensions: 482.6 mm (W) x 132.5 mm (H), 3U

• Weight: 2.2 kg

Compliance and Certification

• EMC Standards: CE, C-Tick, KC Marking