IC694ALG222 (2) IC694ALG222 (4) IC694ALG222 (3) IC694ALG222 (1)

The GE IC694ALG222 is a high-density analog voltage input module designed for GE Fanuc / Emerson PACSystems RX3i programmable automation controllers. It provides robust and precise signal acquisition for industrial processes by converting real-world voltage inputs into high-resolution digital data, enabling accurate monitoring and control within PLC logic. With support for both 16 single-ended and 8 differential input configurations, this module adapts to diverse field signal scenarios — from simple 0–10 V sensors to ±10 V bipolar measurements.

Technical Specifications

Specification	Details
Module Type	16-Channel Analog Voltage Input Module
Compatible PLC	GE Fanuc / Emerson PACSystems RX3i
Input Channels	16 single-ended or 8 differential
Nominal Input Signal	0–10 V (unipolar); −10 to +10 V (bipolar)
Resolution	12-bit: 2.5 mV @ 0–10 V; 5 mV @ −10 to +10 V
Update Rate	6 ms (16 channels), 3 ms (8 differential)
Accuracy	±0.25 % full scale @ 25 °C
Input Impedance	~250 Ω
Isolation (Field to Backplane)	250 VAC continuous; 1500 VAC (1 min)
Power Consumption	112 mA @ +5 VDC; 41 mA @ +24 VDC
Operating Temp.	0 °C to +60 °C
Status Indicators	MODULE OK LED
Mounting	Standard RX3i I/O slot
Dimensions (L×W×H)	263 × 58 × 28 mm
Weight	~0.43 kg

Recommended Related Modules

GE IC694CPU331 – Core RX3i PLC CPU Module
GE IC694MDL752 – Standard Digital Input Module
GE IC694DSM314 – High-Density Discrete Output Module
GE IC694PWR330 – High-Capacity Power Supply Module

Popular GE PACSystems RX3i Modules

GE IC694ALG223 – Analog Input with Current Support
GE IC694ACS002 – Analog Output Module
GE IC694DNM200 – DeviceNet Master Communication Module
GE IC694CMM321 – Ethernet Communication Module

Applications

The IC694ALG222 module is widely used in industrial automation and process control systems that require precise analog data acquisition and integration into PLC logic:

Process monitoring and control (temperature, level, flow)
Factory automation systems with voltage sensors
Energy and utility measurement applications
Machine status feedback and signal conditioning
Closed-loop control systems requiring accurate analog feedback

Its dual wiring support (single-ended and differential) enhances flexibility in noisy industrial environments, helping ensure measurement integrity.

Advantages

Flexible channel configuration supports up to 16 single-ended or 8 differential inputs.
Wide input voltage range handles both unipolar and bipolar signals.
Fast scan rates improve responsiveness in real-time control.
High resolution and accuracy for precise process feedback.
Robust industrial isolation enhances noise immunity and safety.
Status LED diagnostics simplify troubleshooting and maintenance.

This analog input module is engineered for demanding industrial applications where signal fidelity and PLC integration are critical to operational performance.

Technical FAQs

What signal ranges does the IC694ALG222 support?
It supports 0–10 V (unipolar) and −10 to +10 V (bipolar) analog input ranges.
How many analog channels are available?
Up to 16 single-ended or 8 differential input channels.
What is the module’s resolution?
12-bit resolution with 2.5 mV per count at 0–10 V and 5 mV per count at ±10 V.
What update rate does it deliver?
6 ms for 16 channels single-ended; 3 ms for 8 differential channels.
Is isolation provided?
Yes — 250 VAC continuous and 1500 VAC for 1 minute field-to-backplane isolation.
What power does the module require?
It draws 112 mA @ +5 VDC and 41 mA @ +24 VDC.
Where can it be installed?
In any compatible RX3i I/O slot on the PLC backplane.
Does it have diagnostic indicators?
Yes — a MODULE OK LED indicates status.
Can it be used in harsh environments?
Yes — designed for industrial temperature range and isolation standards.
Is external power needed?
In some backplane configurations, an external isolated +24 VDC supply may be required.