Overview

The GE IS220PDIOH1B (IS230TNDSH2A) is a discrete input/output (I/O) module designed for use in GE Mark VI and Mark VIe turbine control systems. It provides reliable acquisition of digital signals from field devices and delivers discrete outputs to actuators, breakers, and alarms.

This module is DIN‑rail mountable, making installation and maintenance simple. It is a critical component in gas and steam turbine automation, ensuring accurate signal processing and dependable communication between field devices and the turbine controller.

Technical Data

Key Features

• Discrete input/output capability for turbine control systems.

• DIN rail mountable design for quick installation and service.

• Supports multiple signal types including dry and wet contacts.

• Robust PCB design for continuous operation in harsh environments.

• Seamless integration with GE Mark VI / Mark VIe systems.

• Critical for turbine monitoring, actuator control, and protection functions.

Typical Applications

• Gas turbine control systems in power plants.

• Steam turbine monitoring and automation.

• Oil & gas facilities requiring reliable turbine operation.

• Industrial power generation in steel, mining, and chemical plants.

• Retrofit projects upgrading GE Mark VI/VIe systems.

FAQ

Q1: What is the role of the IS220PDIOH1B module?
A1: It provides discrete input acquisition and output control, linking field devices with the turbine controller.

Q2: Is it interchangeable with IS230TNDSH2A?
A2: Yes, IS230TNDSH2A is listed as an alternate part number for compatibility.

Q3: Which GE systems use this module?
A3: It is designed for Mark VI and Mark VIe turbine control platforms.

Q4: What industries typically use this module?
A4: Power generation, oil & gas, and heavy industry rely on it for turbine monitoring and control.