IS200VAICH1DAA-3 IS200VAICH1DAA-4 IS200VAICH1DAA-2 IS200VAICH1DAA-1

The GE IS210VAICH1DAA is a high-density Analog Input (VAIC) Board used in GE Mark VI Speedtronic turbine control systems. It is designed to collect and condition analog signals from field instrumentation such as pressure transmitters, temperature sensors, vibration probes, and flow measurement devices.

As a key front-end data acquisition module, it converts multiple industrial analog signals into high-resolution digital data for the turbine controller. This ensures accurate real-time monitoring, stable closed-loop control, and reliable protection logic execution in power generation systems.

Technical Specifications

Parameter	Details
Manufacturer	General Electric (GE)
Model Number	IS210VAICH1DAA
System Series	Mark VI Speedtronic
Module Type	Analog Input / VAIC Board
Function	Multi-channel analog signal acquisition
Input Channels	24-channel analog I/O (configuration dependent)
Signal Types	4–20 mA, 0–20 mA, voltage inputs
ADC Resolution	16-bit high precision conversion
Load Capability	Up to 800 Ω per channel
Communication	VME backplane interface
Operating Temperature	-30°C to +65°C
Protection	EMI filtering, channel isolation
Input Drive Voltage	Up to 18 V support for field loops

Applications

Gas turbine control systems
Steam turbine monitoring and protection
Combined-cycle power plants
Industrial process automation systems
Power plant distributed control systems (DCS)

Advantages

High-density multi-channel analog acquisition
16-bit precision ensures stable measurement accuracy
Strong EMI resistance for harsh turbine environments
Flexible support for current and voltage signals
Reliable integration with GE Mark VI architecture
Improves real-time monitoring and system protection accuracy

Technical FAQs

What is the main function of IS210VAICH1DAA?
It collects analog field signals and converts them into digital data for control systems.
Which system uses it?
GE Mark VI Speedtronic turbine control system.
How many channels does it support?
Typically up to 24 analog I/O channels depending on configuration.
What signal types does it handle?
4–20 mA, 0–20 mA, and voltage inputs.
What is its resolution?
16-bit high-precision ADC.
What are its dimensions?
127 mm × 108 mm × 25 mm
What is its weight?
Around 0.1–0.5 kg
What is its operating temperature range?
-30°C to +65°C
Where is it installed?
Inside GE Mark VI turbine control racks.
What industries use it most?
Power generation, oil & gas, and heavy industrial automation.