Discrete Contact Input IS220YDIAS1A GE | Mark VIe Series I/O Module

Description

Quick Look

• IS220YDIAS1A is a Discrete Contact Input I/O Module from General Electric.
• It belongs to the Mark VIe Series for gas and steam turbines.
• This module reads on/off signals from sensors or field devices.
• Works with ControlST V04.03.18C software.
• Runs on QNX Neutrino OS for reliable real-time control.

Main Features (Simple & Clear)

• Input Channels – Reads multiple discrete signals at once.
• Fast Response – Good for real-time monitoring and control.
• Electrical Isolation – Reduces noise from connected devices.
• Status LEDs – Shows each channel’s on/off state clearly.
• Wide Temperature Range – Works from -35°C to +65°C.
• DIN Rail Mounting – Easy to install in control panels.
• Diagnostic Tools – Helps find signal or module faults.
• Software Setup – Adjust thresholds and alarms via ControlST.

Technical Data (Easy to Scan)

• Brand: General Electric
• Part Number: IS220YDIAS1A
• Series: Mark VIe
• Product Type: Discrete Contact Input I/O Module
• Software: ControlST V04.03.18C
• Power Input: +32 VDC to +18 VDC (nominal 28 VDC)
• Memory: 256 MB DDR SDRAM
• Operating System: QNX Neutrino
• Relative Humidity: 5% to 95% (non-condensing)
• Weight: 2 lbs
• Dimensions: 138 x 86 x 56 mm
• Country of Manufacture: USA
• Instruction Manual: GEH-6725
• Functional Revision: 1 A
• UL Listed & CE Marked

How to Understand the Part Number

• IS220 – Mark VIe Series assembly version
• YDIAS – Discrete contact input function
• 1A – Functional revision A (updated specs)

Compatible Terminal Boards

• IS200STCIS1A or 2A
• IS400STCIS1A or 2A
• IS400TBCIS2C

Installation Notes

• Use DIN rail for standard panel mounting.
• Plug the I/O pack into a compatible terminal board first.
• Keep ambient temperature between -35°C and +65°C.
• Avoid condensation (humidity ≤95% non-condensing).
• Refer to GEH-6725 for hazardous location use.

Maintenance & Debugging

• Check LED status indicators for each input channel.
• Use ControlST software to read diagnostic data.
• The module detects open wires or short circuits.
• No special tools needed for regular checks.

Typical Applications

• Gas turbine control systems
• Steam turbine monitoring
• Wind turbine automation
• Industrial on/off signal reading
• Safety system integration (Mark VIeS)

5 Professional FAQs

• Can I use IS220YDIAS1A in a safety system?
• Yes. It works with the Mark VIeS functional safety system.
• Does this module support hot swap?
• No. Power down the system before removing or installing.
• What happens if the input voltage exceeds 32 VDC?
• It may damage the module. Stay within 32 VDC max.
• How do I update the configuration?
• Use ControlST software via the fieldbus network.
• Is this module still supported by GE?
• This is a revision A product. Our stock is new and tested.

Buyer’s Guide & Experience Tips

• Check your terminal board model before buying.
• Revision A has different dimensions than the original version.
• Always use 28 VDC nominal power for best results.
• Keep spare modules for critical turbine lines.
• Test each input channel after installation.

Warranty & Delivery

• 12-month warranty against defects.
• Ships via FedEx, UPS, or DHL.
• Same-day shipping for orders before 3 PM.
• Global delivery with tracking number.

Package Includes

• 1 x GE IS220YDIAS1A Module
• Anti-static safe packaging
• Quick reference note (digital manual available)

Related Products

• Works with GE Versamax I/O systems for larger setups.

Contact Us

• Questions? +86 158 8020 0923 (WhatsApp)
• We reply within 24 hours.

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