Product Description
General Electric IS220PDIOH1A REV.E Mark VIe Discrete I/O Pack
- Manufacturer: General Electric (now under GE Vernova)
- Series: Mark VIe Speedtronic
- Model/Part Number: IS220PDIOH1A REV.E
- Description: Discrete Input/Output I/O Pack for turbine control in Mark VIe Speedtronic systems
Overview
The General Electric IS220PDIOH1A REV.E is a Discrete Input/Output I/O Pack from the Mark VIe Speedtronic series, manufactured by GE and now managed by GE Vernova. Designed for industrial automation, it processes discrete input and output signals to control and monitor turbine systems, including gas, steam, and wind turbines. It supports both simplex and Triple Modular Redundant (TMR) configurations and is used in power generation, oil and gas, and renewable energy applications to ensure reliable and efficient turbine operation.
Technical Specifications
| Specification | Details |
|---|---|
| Model | IS220PDIOH1A REV.E |
| Series | Mark VIe Speedtronic |
| Type | Discrete Input/Output I/O Pack (PDIO) |
| Function | Processes 24 discrete inputs and 12 relay outputs for turbine control |
| Discrete Inputs | 24 dry contact inputs, optic-isolated |
| Input Voltage | 24 VDC or 125 VDC nominal |
| Discrete Outputs | 12 Form-C relay outputs (6 per terminal board in TMR) |
| Output Load | Up to 5 A per relay at 125 VDC or 250 VAC |
| Compatible Terminal Boards | TBCIH1B/C, TBCIH2B/C, TDBTH1A/B, STCIH1A, STCIH2A |
| Connectors | Dual RJ-45 Ethernet ports (IONet), multi-pin connector for terminal boards |
| Communication | Ethernet (IONet) with ControlST protocols |
| Power Supply | 28 VDC nominal (18–32 VDC range), supplied by Mark VIe system |
| Signal Protection | Surge suppression, EMI filtering, optic-isolation for inputs |
| Components | Surface-mount technology, microprocessors, integrated circuits, resistors, capacitors |
| Power Consumption | Approx. 1–2 A at 28 VDC (typical for Mark VIe I/O packs, not publicly specified) |
| Dimensions | Approx. 8.3 cm x 16.5 cm x 5.6 cm (3.3 x 6.5 x 2.2 in) |
| Coating | Conformal coating for environmental protection |
| Board Markings | GE logo, IS220PDIOH1A, REV.E, 6BA01 code |
| Operating Temperature | -30°C to +65°C (-22°F to +149°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Relative Humidity | 5% to 95% (non-condensing) |
| Weight | Approx. 0.45 kg (1.0 lbs) |
| Mounting | Plugs into compatible terminal boards (e.g., TBCIH1B/C, TDBTH1A/B) |
| Certifications | CE, UL, CSA, Class I Div 2 |
| Compatibility | Mark VIe/Mark VIeS Turbine Control System, ToolboxST software |
| Manual | GEH-6721L |