Description

The ALR121-S53 is a relay output module manufactured by Yokogawa, designed for reliable signal switching in distributed control systems. It supports multiple output channels and ensures safe operation in industrial environments.

Specifications

• Manufacturer: Yokogawa

• Model: ALR121-S53

• Product Type: Relay output module

• Number of Channels: 16 relay output channels

• Output Type: Form A (normally open) relay contacts

• Contact Rating: 2A at 30V DC or 0.5A at 125V AC

• Power Supply: 24V DC (±10%)

• Isolation: Optical isolation between channels and system

• Response Time: Typically less than 10 ms

• Operating Temperature: -20°C to +60°C

• Weight: Approx. 0.4 kg

• System Compatibility: CENTUM VP and other Yokogawa control platforms

Features

• Multi-Channel Output: Supports simultaneous control of 16 devices

• High Isolation: Prevents electrical interference between system and field

• Fast Switching: Enables responsive control in real-time applications

• Durable Contacts: Rated for frequent switching cycles

• Compact Design: Saves space in control cabinets

• Easy Integration: Seamlessly connects with Yokogawa DCS systems

• Industrial Grade: Built for long-term use in harsh environments