Description
Product Overview
The IS220YDOAS1A Discrete Output I/O Pack from GE provides a secure interface between Ethernet networks and discrete output terminal boards in the Mark VIeS Safety System. It supports up to 12 relay outputs and includes onboard diagnostics via LED indicators.
Technical Specifications
| Specification |
Details |
| Manufacturer |
GE (General Electric) |
| Model Number |
IS220YDOAS1A |
| Product Series |
Mark VIeS Safety System |
| Category |
Discrete Output I/O Pack |
| Input Voltage |
28 Vdc |
| Current |
1 A |
| Dimensions |
8.3 × 4.2 × 12.2 cm |
| Weight |
340 g |
| Relay Channels |
12 |
| Ethernet Ports |
ENET1 (Primary), ENET2 (Redundant) |
| Power Connector |
3-pin input |
| Terminal Connector |
DC-37 pin |
| Warranty |
12 months from delivery date |
Connectivity & Control
The IS220YDOAS1A connects via dual RJ-45 Ethernet ports for primary and redundant communication. A DC-37 connector links directly to the discrete output terminal board, while the 3-pin power input supplies 28 Vdc to both the pack and terminal board.
Diagnostic & Feedback Features
LED indicators provide real-time visual diagnostics for system status. The pack accepts feedback from terminal boards such as TRLYS1B, TRLYS1D, and TRLYS1F, ensuring reliable relay control and system monitoring.
Application & Compatibility
This module is ideal for safety-critical turbine control systems requiring discrete output management. The IS220YDOAS1A integrates seamlessly with GE’s Mark VIeS architecture and supports long-distance Ethernet communication and redundant configurations.
