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The IC693ALG223 operates as a high-density 16-channel analog current input module within the Series 90-30 PLC platform, offering full 12-bit conversion resolution across individual, per-channel configurable loops. Its factory default range spans 4 to 20 mA, scaling linearly into user data register counts of 0 to 32000. Alternatively, it can be re-ranged to 0 to 20 mA, mapping identical counts of 0 to 32000 back to the central processor.
16-Channel Single-Slot High-Density Architecture
Native Open-Wire Fault Detection via 4–20 mA Enhanced Range
Per-Channel Configurable Scaling and 12-Bit Resolution
To maximize process loop safety, the module incorporates a 4 to 20 mA Enhanced range option. When deployed, 0 mA corresponds to a digital count of -8000, 4 mA resolves to 0 (zero), and 20 mA delivers +32000. While utilizing standard 0-20 mA hardware tracks, the Enhanced range automatically processes native negative values for signal decay between 4 mA and 0 mA. This capability empowers configuration loops with precise low-alarm diagnostics to execute continuous open-wire fault detection in critical 4-20 mA process applications. High and low alarm thresholds are available across all configurations, and the module continuously diagnostic-reports its operational status and user-side power supply health directly to the CPU.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
General Electric IC693ALG223 Analog Current Input Modul Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Water & Wastewater Treatment
Used in process monitoring for pumping stations, chemical dosing rooms, and filter backwash systems. It densly terminates 4-20mA signals from level transmitters, flow meters, and pressure sensors, utilizing its Enhanced range to execute automated open-wire diagnostics in unattended field stations.
Oil & Gas Production & Pipelines
Deployed in wellhead control panels (WCP), multiphase flow metering systems, and long-distance pipeline distribution stations. It captures raw data on associated gas flow, pipe pressure, and tank levels, where its single-slot 16-channel layout significantly minimizes the footprint inside rugged explosion-proof field enclosures.
Petrochemical & Fine Refining
Applied in tank farm level monitoring, intermediate product batching, and sealed material handling loops. It interfaces with 2-wire or 4-wire transmitters, feeding complex temperature/pressure loop current signals to the CPU to execute closed-loop PID modulations for reactor pressure balancing.
Pulp & Paper Production
Deployed in pulp headbox level controls, paper-dryer steam circuits, and wastepaper pulping loops. It processes dense streams from line differential pressures, wire/felt tension meters, and stock consistency transmitters, ensuring long-term signal noise immunity within heavily humid plant environments.
Mining Beneficiation & Coal Preparation
Used in flotation cells, heavy-media cyclones, and slurry pump station loops. It tracks slurry density, chemical dosing flow rate, and heavy-pump bearing cooling-water pressures, leveraging its premium 250-ohm resistor to minimize signal degradation over long-distance cable runs.
During the utilization of IC693ALG223, it is critical to note that the module does not support hot-swapping, and the main PLC power must be turned off before insertion or removal to prevent hardware damage. Because it features a channel-to-channel non-isolated (single-ended) architecture, all signal sources must share the same ground potential, and all unused input channels must be shorted to the common terminal (COM) with jumper wires to prevent floating noise interference. Furthermore, when troubleshooting wire breaks in 4-20mA mode, pay attention to the electrical state of the internal 250-ohm sampling resistors and ensure the external 24V DC driving power supply remains stable.
The IC693ALG223 expands the processing capacity of GE Series 90-30 controllers by housing 16 analog input channels on a single slot footprint. This module converts raw field signals across 0…20 mA or 4…20 mA windows, resolving micro-current variations down to 4–5 µA. Its onboard 250 Ω impedance network shunts field loops efficiently, maintaining high-precision data synchronization with the central processor.
It is a 16-channel analog current input module for the GE Fanuc Series 90-30 PLC system.
What is the primary industrial application of IC693ALG223?
It is used to acquire standard DC current signals from 4 to 20 mA or 0 to 20 mA output by various field transmitters.
How many measurement channels does IC693ALG223 support per module?
It supports 16 single-ended analog input channels per module, enabling high-density field data monitoring.
What is the analog-to-digital conversion resolution of IC693ALG223?
The module utilizes a 12-bit analog-to-digital converter (ADC) to convert current signals into high-precision digital values.
Is IC693ALG223 an isolated channel module?
It is a non-isolated channel module; all 16 input channels share a common internal reference ground (COM), although there is electrical isolation between the channels and the PLC backplane bus.
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