The GE IS220YDOAS1AJ, also cataloged as the IS220YDOA Discrete Output Module, operates as a dedicated hardware component for discrete output signal actuation and relay driver control within GE Mark VIe control system networks. The pack directly interfaces discrete output terminal boards with up to two redundant IONet Ethernet networks to deliver real-time field command execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IS220YDOAS1AJ (IS220YDOA) |
| Brand | GE (General Electric) |
| Origin | USA |
| Weight | 0.6 kg (1.32 lbs) |
| Dimensions | 28 cm x 11.5 cm x 4.5 cm |
| Operating Temp | -30 to 65 deg C |
| Power Consumption | 24 VDC nominal (powered via terminal board interface) |
| System Series | GE Mark VIe |
| Module Type | Discrete Output I/O Pack |
| Network Interface | Dual RJ-45 Ethernet connectors (IONet Redundancy) |
| System Compatibility | ControlST System Software Suite |
Deterministic Network Backplane Bus Velocity and I/O Density Scaling
The IS220YDOAS1AJ receives control commands over dual Ethernet IONet links, maintaining synchronized backplane bus communication velocity across distributed output nodes. Integrated diagnostic circuits validate coil feedback states, driver status, and output line integrity in real time. The pack features full firmware flash compatibility, allowing seamless online software maintenance and dynamic update synchronizations without interrupting channel operations during I/O density scaling across simplex, dual, or TMR terminal board configurations.
Frequently Asked Questions
Q: How does the IS220YDOAS1AJ communicate with the primary controller?
A: The module utilizes two redundant RJ-45 Ethernet ports to communicate directly with Mark VIe controllers over the private IONet interface.
Q: Can the IS220YDOAS1AJ be replaced while the system is powered?
A: The module supports live-insertion and hot-swap procedures, provided the terminal board power isolate switches are operated according to standard Mark VIe maintenance guidelines.
Q: What diagnostic monitoring functions are executed onboard the module?
A: Onboard logic performs continuous loop feedback checks, relay driver monitoring, and network port communication health tracking to ensure fail-safe operation.
Field Installation Guidelines
- Disconnect control power to the associated terminal board segment prior to mounting or removing the IS220YDOAS1AJ pack.
- Wear an ESD grounding wrist strap connected to a bare metal chassis ground point throughout handling.
- Align the module multi-pin connectors carefully with the terminal board header pins, pressing firmly until fully seated.
- Tighten the captive mechanical mounting screws to establish chassis frame earth ground continuity.
- Connect both IONet Ethernet communications cables securely into designated ports ENET1 and ENET2 before re-energizing the circuit.
What's clients say about us
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Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
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Operations Director, GermanyRelated Products
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