Overview

The GE IS200STAIH2ACB is a Simplex Analog Input Terminal Board designed for use in the Mark VIe control system. It provides a reliable and accurate interface to collect analog signals from field sensors and transmitters, converting these signals into usable data for control systems. The IS200STAIH2ACB offers 10 input channels and can be easily integrated with the IS220PTAI I/O pack to provide precise signal conditioning and processing. It is a versatile solution for systems where non-redundant or distributed I/O is sufficient and where TMR (Triple Modular Redundancy) is not required.

Key Features and Specifications

1. Input Channels & Capabilities

• Current Inputs: Supports 0–20 mA or 4–20 mA via 250 Ω precision resistors.

• Voltage Inputs: Accepts ±5 V or ±10 V DC for flexible signal input.

• Number of Channels: 10 Analog Input channels.

• Input Types:

• Transmitter Power: Supplies 24 VDC power to field transmitters on all 10 channels for reliable operation.

• Resolution: 16-bit A/D conversion for accurate signal processing, performed by the attached PTAI I/O pack.

2. Hardware & Design

• Connection: One 37-pin D-type connector for integration with the IS220PTAI I/O pack.

• Field Wiring Termination: Two 24-point terminal blocks (barrier-style or box-style) for reliable field connections.

• Wire Size: Compatible with AWG #18 to #14 (0.8 mm² to 2.0 mm²) wiring for flexibility in field installation.

• Fusing: Includes individual fuses for the 24 VDC transmitter power to protect against short circuits in the field wiring, ensuring operational safety.

3. Signal Conditioning & Protection

• Signal Filtering: Each channel is equipped with passive low-pass filters to minimize high-frequency noise, ensuring clean signal data.

• Surge Protection: Built-in Metal Oxide Varistors (MOVs) protect the board from voltage transients and electromagnetic interference (EMI), ensuring reliable operation in industrial environments.

• Common Mode Rejection: Designed to handle significant common-mode voltage between the channels and ground, enhancing noise immunity and data integrity.

Comparison: IS200STAIH2ACB vs. IS230SNAIH2A

Environmental & Operational Ratings

The GE IS200STAIH2ACB is designed for demanding industrial environments, offering reliable operation in a wide range of conditions:

• Operating Temperature: -30°C to +65°C (—22°F to +149°F) for use in both harsh and moderate environments.

• Humidity: Operates efficiently in 5% to 95% non-condensing humidity, making it ideal for power plants and factories.

• Coating: The H2ACB revision includes conformal coating that offers superior resistance to moisture, corrosive gases, and other contaminants common in industrial settings.

• Compliance: UL/ATEX certified for use in Class I, Division 2 hazardous locations, making it suitable for high-risk environments.

Applications

The IS200STAIH2ACB is ideal for a variety of industrial applications where accurate analog signal acquisition and processing are required:

• Field Signal Processing: Collects signals from field devices such as pressure transmitters, temperature sensors, and flow meters in control systems.

• Industrial Automation: Widely used in automated systems for signal conditioning and processing, especially where non-redundant configurations are needed.

• Power Plant Control: Collects data from sensors monitoring critical systems, feeding it to the control system for real-time decision-making.

FAQ

Q: What types of field devices can the IS200STAIH2ACB interface with?
A: The IS200STAIH2ACB can interface with a wide range of field devices that provide analog signals, including current and voltage sensors like pressure transmitters, temperature sensors, and flow meters.

Q: How many channels does the IS200STAIH2ACB support?
A: The IS200STAIH2ACB supports 10 analog input channels, making it suitable for medium-scale applications that need to collect multiple signals.

Q: Can I use this board in a redundant system?
A: The IS200STAIH2ACB is designed for simplex configurations, meaning it is not redundant. For redundant systems, you would need to explore other options like TMR (Triple Modular Redundancy) boards.

Q: Is the board suitable for use in hazardous locations?
A: Yes, the IS200STAIH2ACB is UL/ATEX certified for use in Class I, Division 2 hazardous locations, ensuring safe operation in environments with explosive risks.