The ALR121-SE1 is a relay output module developed by Yokogawa for distributed control systems. It delivers stable 24V DC switching across multiple channels with high isolation and durability.
Specifications
Model: ALR121-SE1
Manufacturer: Yokogawa Electric Corporation
Output Type: Relay contact output
Number of Channels: 16 points
Rated Output Voltage: 24 V DC
Rated Output Current: 2 A per channel
Contact Type: SPST (Single Pole Single Throw)
Response Time: ≤10 ms
Isolation Method: Mechanical relay isolation
Power Consumption: Approx. 5.5 W
Dimensions: 130 mm × 142.5 mm × 32.8 mm
Weight: Approx. 0.9 kg
Mounting Method: DIN rail or panel
Operating Temperature: 0°C to 50°C
Features
Reliable Switching: Provides stable relay output for controlling external devices.
High Isolation: Mechanical relay design ensures strong separation between control and field circuits.
Multi-Channel Output: Supports 16 independent outputs for flexible control applications.
System Integration: Compatible with Yokogawa’s CENTUM VP and ProSafe-RS platforms.
Durable Construction: Built to perform reliably in harsh industrial environments.
Flexible Installation: Supports both DIN rail and panel mounting for easy deployment.
Global Compliance: Certified for international standards including CE and UL.
