Overview
The Yokogawa A2SDV105-S000 is a digital input adaptor designed for use in Yokogawa’s N-IO I/O unit series. It accommodates both 24 V DC voltage input and dry contact input, and is mounted on the I/O module base plate for signal interfacing in distributed control systems.
General Information
Brand: Yokogawa
Country of Origin: Japan
Model Number: A2SDV105-S000
Series: N-IO I/O Adaptors
Product Type: Digital Input Adaptor (24 V DC / Dry Contact)
Application: Field signal interfacing for Yokogawa DCS, automation I/O systems
Power Specifications
Rated Input Voltage: 24 V DC (voltage input)
Input Current at Rated Voltage: Approx. 6 mA ±1.2 mA
Dry Contact Input: ON voltage 18–26.4 V DC, OFF voltage ≤ 5.0 V DC
Maximum Allowable Input Voltage: 30.0 V DC
Protection Features: Withstanding voltage between input signal and system: 1500 V AC for 1 minute or 42 V DC; between I/O adaptors: 500 V AC for 1 minute or 42 V DC
Input Response Time: Approx. 150 µs (module alone), up to 22 ms in combination with I/O module
Communication & Interface
Input Formats: Voltage input and dry contact input
Mounting: Installed onto the base plate for adaptor (A2BN3D) of the I/O unit
Signal Interface: Connects field devices to I/O module for processing by the I/O subsystem
Diagnostics: Detects input state, supports system monitoring and signal integrity
Environmental
Operating Temperature: –40 °C to +70 °C
Storage Temperature: –55 °C to +85 °C
Humidity: Up to 95% RH, non-condensing
Installation: Indoor industrial control cabinet or system rack; suitable for Yokogawa automation environments
Dimensions & Weight
Dimensions (L × W × H): Approx. 130 × 12.8 × 40 mm
Weight: Approx. 0.1 kg
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