Yokogawa SED4D-11 Digital Terminal Board

The SED4D-11 Digital Terminal Board by Yokogawa is a reliable solution for industrial automation systems. It supports both single and dual-redundant configurations, offering improved system reliability and operational continuity. This terminal board provides secure connections for digital signals, making it essential for high-demand, safety-critical applications.

Key Technical Specifications

Here are the detailed specifications for the SED4D-11 Digital Terminal Board:

Parameter	Value
Model Number	SED4D-11
Brand	Yokogawa
Type	Digital terminal board
Number of Channels	16 channels x 2 (32 total)
Terminal Type	M4 screw terminals
SIL Rating	SIL3 (Safety Integrity Level)
Connection Cable	AKB331
Withstand Voltage	500 V AC for 1 minute
Current Capacity	Up to 5A per channel
Signal Type	Digital
Operating Temperature Range	-20°C to +60°C (-4°F to +140°F)
Humidity Range	10% to 90% RH, non-condensing
Dimensions (L x W x H)	18 cm x 48 cm x 13 cm
Weight	1.8 kg

Features and Benefits

The SED4D-11 offers key features that make it a valuable component in industrial control systems:

Dual Redundant Configuration: Supports both single and dual-redundant configurations, ensuring higher system reliability.
High Safety Standards: Rated SIL3, it provides high safety integrity for use in critical applications.
Durable Construction: Built to withstand harsh environments with a voltage withstand rating of 500 V AC for 1 minute.
Flexible Signal Handling: Capable of handling digital signals with a current capacity of up to 5A per channel, offering versatility in various applications.
Wide Operating Conditions: It operates effectively in temperatures ranging from -20°C to +60°C and humidity levels between 10% and 90% RH.

Applications

The SED4D-11 Digital Terminal Board is designed for a range of industrial applications, including:

Automation Systems: Ideal for connecting I/O modules in complex control systems, ensuring seamless signal transmission.
Safety-Critical Systems: Its SIL3 rating makes it perfect for use in environments where safety is a priority.
Redundant Systems: Supports dual-redundant configurations, ensuring system stability and minimizing the risk of failure.

The SED4D-11 offers dependable signal routing and enhanced system reliability, critical for ensuring continuous operation in safety-focused environments.