GE IS220YDOAS1A Discrete Output I/O Module for Mark VIe Control System
GE IS220YDOAS1A Discrete Output I/O Module for Mark VIe Control System
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Brand:GE Fanuc PLC Item No.:GE IS220YDOAS1A Product Origin: USA Product Dimensions:130 × 82 × 60 mm Product Weight:0.36 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The GE IS220YDOAS1A is a high‑reliability Discrete Output I/O Pack designed for GE’s Mark VIe and Mark VIeS turbine control systems. This module transforms control logic commands into discrete output actions — typically driving relays, solenoids, indicators, and safety interlocks — with robust performance and dependable diagnostics.
Engineered for industrial automation and safety‑critical environments, the IS220YDOAS1A supports redundant communication, self‑testing, and network fault detection, making it suitable for power generation, process control, and turbine protection applications where deterministic output behavior is essential.
Technical Specifications
Parameter
Specification
Model
IS220YDOAS1A
Module Type
Discrete Output I/O Module
System Compatibility
GE Mark VIe / Mark VIeS
Output Channels
Up to 12 discrete outputs
Output Interface
DC‑37 pin connector to terminal boards
Nominal Voltage
24–28 V DC
Output Current
Per channel rating depends on terminal board
Communication Interface
Dual Ethernet (I/O network)
Redundancy Support
Simplex / TMR (Triple Modular Redundant)
Hot‑Swappable
Yes (with compatible rack)
Operating Temperature
–30 °C to +65 °C
Response Time
Typically < 10 ms
Diagnostics
Self‑test and LED status indicators
Protection Rating
Industrial grade (IP20 terminals)
Dimensions (L × W × H)
130 × 82 × 60 mm (typical)
Weight
0.36 kg
Recommended Related Modules
IS220YDIAS1A – Discrete Contact I/O Module
IS220PDIOH1B – Discrete I/O Module
IS220PDOAH1B – Discrete Output Module
IS220PPRFH1B – PROFIBUS Master Gateway Module
IS220UCSAH1A – Universal Controller Module
Popular GE Mark VIe Modules
IS220PDIAH1B
IS220PDIIH1B
IS220PPROH1A
IS220PVIBH1A
IS220PTURH1B
IS220PSVOH1B
Application Areas
The IS220YDOAS1A discrete output pack is suited for applications requiring reliable discrete command execution and integration with industrial control logic:
Turbine trip and shutdown control
Safety interlocks and emergency stop circuits
Solenoid and valve actuation in power plants
Indicator and alarm drive outputs
Distributed automation networks in process industries
With its robust communication and diagnostic capabilities, it maintains consistent output performance even under demanding operational conditions.
Key Advantages
Industrial‑Grade Output Capabilities – Drives multiple discrete outputs for control and safety functions.
Redundant Communication Support – Compatible with simplex and triple modular redundant architectures for high availability.
Built‑In Diagnostics – Self‑test and status LEDs help detect faults early and simplify troubleshooting.
Fast Response – Typical action times < 10 ms support real‑time control logic.
Hot‑Swappable Design – Enables maintenance without system shutdown when installed in compatible racks.
Compact & Lightweight – Small form factor integrates easily into Mark VIe I/O racks.
Technical FAQs
1. What is the GE IS220YDOAS1A used for?
It provides discrete output control for relays, solenoids, and field actuators as part of a Mark VIe control system.
2. How many output channels does it support?
It typically supports up to 12 discrete outputs via terminal board connection.
3. What voltage does it operate at?
Nominal operating voltage is 24–28 V DC.
4. Does it support redundancy?
Yes, the module supports both simplex and TMR configurations for high system availability.
5. Is the output response fast enough for safety logic?
Typical response times are under 10 ms, suitable for real‑time discrete control.
6. Can it be installed while the system is running?
With a hot‑swappable rack configuration, yes — modules can be replaced without full system shutdown.
7. How does it communicate with the controller?
Communication occurs via dual Ethernet I/O network ports.
8. What diagnostics are available?
Self‑test at power‑up and status LEDs provide insight into module health and output activity.
9. What industries use this module?
It’s used in power generation, petrochemical, industrial automation, and turbine control applications.
10. Why choose the IS220YDOAS1A?
Because it combines reliable discrete output performance, redundancy support, fast response, and compact design — ideal for critical industrial control systems.
