OVERVIEW

Official designation: GE Intelligent Platforms IC694ALG222 (PACSystems RX3i, Analog Voltage Input Module)

Role/Application: A high-density analog module for the RX3i platform, providing flexible voltage signal acquisition via 16 single-ended or 8 differential channels.

KEY SPECS SUMMARY

Power: 112 mA from +5 VDC bus; 41 mA from isolated +24 VDC

Interfaces / Ports: 16 SE or 8 DI channels; Requires IC694TBx32 terminal block

Indicators: OK LED; P/S LED

Operating Temp: 0 to 60 degrees C

Platform / Compatibility: RX3i Universal Backplane; 12-bit ADC

Limit: Resolution is 5 mV/count on +/- 10 V range

Lifecycle: Active

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the ADC resolution and maximum update rate for all channels in differential mode?

A: The module has a 12-bit ADC and an update rate of 3 milliseconds for all 8 differential channels.

Wiring & Installation:

Q: What is the required field-to-backplane isolation voltage rating for the module?

A: Field-to-backplane isolation is rated for 250 VAC continuous and 1500 VAC for one minute.

Troubleshooting & Compatibility:

Q: What are the input impedance values for the module when operating in single-ended and differential modes?

A: Input impedance is greater than 500 kiloOhms for single-ended and greater than 1 megaOhm for differential mode.

Replacement & Upgrades:

Q: Does the IC694ALG222 have an equivalent replacement in the older Series 90-30 platform?

A: The older Series 90-30 module IC693ALG222 is often used as a functional replacement path.