GE IS420YDOAS1B
Digital Output Module
Product Overview
The GE IS420YDOAS1B is a high-reliability digital output module designed for use in GE's Mark VIe and Speedtronic control systems. This module provides robust switching capabilities for controlling external devices such as relays, contactors, and solenoids in industrial automation applications. Its modular design ensures easy integration into distributed control systems, delivering precise and timely output signals for critical process control.
Key Features
- • Multiple high-current digital output channels for industrial devices
 - • Galvanic isolation between channels and backplane
 - • Integrated overcurrent protection for each channel
 - • LED status indicators for each output channel
 - • Hot-swappable design for maintenance without system shutdown
 - • Compatible with GE Mark VIe control system architecture
 
Technical Specifications
| Parameter | Details | 
|---|---|
| Number of Channels | 16 independent digital outputs | 
| Output Rating | 2A per channel, 24V DC | 
| Isolation | 250V RMS channel-to-channel and channel-to-backplane | 
| Response Time | ≤10ms (on/off transition) | 
| Operating Temperature | 0°C to +60°C (+32°F to +140°F) | 
| Power Requirements | 24V DC from system backplane, 1.5A maximum | 
Typical Applications
- Gas and steam turbine control systems
 - Power generation auxiliary systems
 - Industrial boiler control systems
 - Oil and gas processing facilities
 - Mark VIe system upgrades and expansions
 - Heavy industry automation and process control
 
