IS220PAICH2A 2 IS220PAICH2A 4 IS220PAICH2A 5 IS220PAICH2A 3

The GE IS220PAICH2A is a high‑performance programmable analog input/output communication module designed for use within the Mark VI Speedtronic control platform. Built for demanding industrial automation and power generation environments, this module delivers exceptional precision and reliable signal acquisition for critical process variables such as temperature, pressure, flow, and analog sensor feedback. With configurable input ranges, high resolution, and galvanic isolation, the IS220PAICH2A enhances system accuracy and stability, making it ideal for distributed control, advanced monitoring, and deterministic process response.

Technical Specifications

Feature	Specification
Model	IS220PAICH2A
Module Type	Programmable Analog I/O Communication Module
Series	Mark VI Speedtronic
Signal Types	Analog Voltage and Current
Input Ranges	0‑20 mA, 4‑20 mA, ±10 VDC (configurable)
Conversion Resolution	16‑bit A/D and D/A
Accuracy	±0.1% of full scale
Isolation	Galvanic isolation per channel
Maximum Sampling Rate	Up to 2 kHz per channel
Operating Voltage	+5 VDC (via VME backplane)
Operating Temperature	-25°C to 65°C
Storage Temperature	-40°C to 85°C
Dimensions (L × W × H)	330 × 100 × 200 mm
Weight	1.8 kg
Mounting	6U Standard VME Rack

Recommended Related Models

GE IS220PAICH1B – Standard precision analog I/O module
GE IS220PDICH2A – Digital I/O communication module for mixed signal systems
GE IS215VCMIH2B – VME bus master communication interface module

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Applications

High‑precision analog field signal acquisition in turbine control
Monitoring temperature, pressure, and flow in industrial systems
Distributed control applications in power plants and process automation
Analog integration for real‑time control and safety systems

Advantages

High‑Resolution Measurement: Delivers 16‑bit accuracy for precise signal acquisition and control
Configurable Input Ranges: Supports both current and voltage inputs for flexible field device integration
Galvanic Isolation: Improves signal integrity and protects against electrical noise
Enhanced Sampling Performance: Up to 2 kHz per channel enables faster data acquisition
Seamless System Integration: Native compatibility with GE Mark VI controllers and VME bus infrastructure

Technical FAQs

What types of signals can the IS220PAICH2A process?
It accepts both analog voltage (±10 VDC) and analog current (0‑20 mA, 4‑20 mA) signals.
What is the resolution of the analog conversion?
It uses 16‑bit A/D and D/A conversion for high‑precision measurement.
What is the accuracy of the module?
±0.1% of full scale for precise analog signal representation.
Does the module provide isolation?
Yes, galvanic isolation is provided on each channel for improved noise immunity.
What is the maximum sampling rate?
Up to 2 kHz per channel, enabling high‑speed data acquisition.
What voltage does the module operate on?
+5 VDC supplied via the VME backplane.
What are the physical dimensions?
330 × 100 × 200 mm (L × W × H).
How much does the module weigh?
Approximately 1.8 kg.
Is this module suitable for power plant automation?
Yes, it is engineered for continuous operation in demanding industrial and power generation environments.
Can this module be used for process safety monitoring?
Yes, its high‑accuracy analog acquisition makes it suitable for safety‑critical process monitoring and control.