
( Brand: Ge Fanuc ), ( Manufacturer Part Number: IC695ALG112-EA ), ( Type: Plc Input Module ), ( Analog/digital: Analog )
The **GE Fanuc IC695ALG112-EA** is a high-performance analog output module designed for integration into the **Series 90-30 PLC (Programmable Logic Controller) system**, offering reliable and precise control for industrial automation applications. This **12-channel, 12-bit, 16-bit expandable analog output module** provides exceptional resolution and flexibility, making it ideal for demanding environments where precise control of analog signals is essential. Each of the **12 isolated output channels** delivers a **current output range of 4-20 mA or 0-20 mA**, ensuring compatibility with a wide variety of field devices such as motors, valves, actuators, and other analog control systems. The module supports **both 12-bit and 16-bit resolution**, allowing users to select the optimal precision for their specific application whether fine-tuned control in high-precision processes or broader control in less demanding scenarios.
The **IC695ALG112-EA** features **optical isolation** between the PLC and the output channels, enhancing electrical noise immunity and improving system reliability in harsh industrial settings. This isolation also prevents ground loops and potential damage from voltage spikes, ensuring stable operation even in environments with significant electrical interference. The module is **backward compatible** with existing GE Fanuc Series 90-30 systems, making it a seamless upgrade or addition to legacy installations. Its **compact, DIN-rail mountable design** allows for efficient space utilization in control panels, while its **rugged construction** ensures durability in demanding industrial conditions, including temperature ranges from **-20 C to 60 C** and humidity levels up to **95% non-condensing**.
One of the standout features of the **IC695ALG112-EA** is its **expandable architecture**, which allows users to configure the module for **12-bit or 16-bit output resolution** via software settings, providing the flexibility to optimize performance based on application requirements. The module also supports **linearization tables** for non-linear devices, enabling accurate control of systems that do not respond linearly to input signals. Additionally, its **diagnostic capabilities** include built-in fault detection, such as short circuits, open circuits, and overcurrent conditions, which are communicated to the PLC for proactive troubleshooting. The **IC695ALG112-EA** is fully compliant with **IEC/EN 61131-2** standards, ensuring adherence to international safety and performance regulations, while its **low power consumption** contributes to energy efficiency in large-scale automation systems.
Whether deployed in **process control, manufacturing automation, or building management systems**, the **GE Fanuc IC695ALG112-EA** delivers a robust, high-precision analog output solution that enhances system performance and reliability. Its combination of **high resolution, isolation, expandability, and diagnostic features** makes it a versatile choice for engineers and technicians seeking a dependable component in their industrial control architectures. With seamless integration into the **Series 90-30 ecosystem**, this module ensures smooth operation while meeting the exacting demands of modern automation environments.
### **IC695ALG112-EA Module Overview**
The **IC695ALG112-EA** is an **Analog Input Module** from GE Fanuc (now part of Emerson Automation Solutions). It is a **12-channel, 12-bit resolution module** designed for use in the **IC695 series of programmable logic controllers (PLCs)**. It supports **unipolar (0 10V, 0 20mA) and bipolar ( 10V, 20mA) inputs**, making it suitable for a variety of analog sensing applications.
---
### **Pros of buying a IC695ALG112-EA**
1. **High Resolution (12-bit)**
- Provides **4096 discrete steps** per channel, offering better precision compared to 10-bit modules (1024 steps). This is useful for applications requiring fine measurement control, such as temperature sensing, pressure monitoring, or process control.
2. **Wide Input Range Support**
- Supports **both unipolar and bipolar** voltage and current inputs, making it versatile for different sensor types (e.g., RTDs, thermocouples with external conditioning, or standard 4 20mA signals).
3. **Compatibility with IC695 PLC Series**
- Designed specifically for **IC695 series PLCs**, ensuring seamless integration without additional hardware or software modifications. This reduces installation and troubleshooting complexity.
4. **Reliable and Industrial-Grade Construction**
- Built to withstand harsh industrial environments, with features like **vibration resistance, wide temperature operating ranges (-20 C to 60 C)**, and **EMI/RFI shielding** for stable performance in noisy environments.
5. **Backward and Forward Compatibility**
- Works with **GE Fanuc s programming software (Cimplicity, Proficy, or RSLogix 5000)** and is compatible with newer Emerson Automation Solutions tools, ensuring long-term support.
6. **Modular and Expandable**
- Fits into the **IC695 rack system**, allowing users to expand their PLC s analog input capabilities as needed without replacing the entire system.
7. **Low Latency**
- Analog inputs are scanned at the **PLC s scan rate**, reducing delays in process control applications where real-time data is critical.
8. **Cost-Effective for High-Channel Count**
- While not the cheapest analog input module, its **12-channel design** provides a good balance between cost and functionality, reducing the need for multiple single-channel modules.
---
### **Cons of buying a IC695ALG112-EA**
1. **Outdated Technology**
- The **IC695 series** is **discontinued** by Emerson, meaning:- **Limited new stock availability** (may require sourcing from used markets or authorized distributors).
- **No official warranty or support** from the manufacturer for new purchases.
- **Potential compatibility issues** with newer software or communication protocols (e.g., Ethernet/IP, Modbus TCP) unless interfaced through legacy methods.
2. **Higher Cost Compared to Alternatives**
- Newer **Rockwell Automation (Allen-Bradley) or Siemens modules** with similar or better specifications (e.g., 16-bit resolution, higher scan rates) may be **cheaper or more efficient** in modern applications.
- Used modules may be **less reliable** due to age or wear.
3. **Limited Software Support**
- While it works with **RSLogix 5000 and Cimplicity**, newer **FactoryTalk View or Ignition SCADA** may require **additional drivers or workarounds**.
- Lack of **native support for modern cloud or edge computing** integrations.
4. **Physical Size and Rack Space**
- The **IC695 series** requires **17.5 slots per rack**, which can be **bulky** compared to more compact modern PLCs (e.g., **Allen-Bradley CompactLogix or Siemens S7-1200**).
5. **No Built-In Isolation (Requires External)**
- The module **does not include isolation** for analog inputs, meaning users must purchase **additional isolation modules (e.g., IC695ALG112-EA with IC695ALG112-EX)** if working with **high-voltage or noisy signals**, adding to the cost.
6. **Slower Scan Rates Compared to Modern PLCs**
- The **IC695 series** has **fixed scan times**, which may be **less efficient** than modern PLCs with **prioritized I/O scanning** or **deterministic timing**.
7. **Deprecated Documentation**
- Manuals and technical support may be **harder to find** compared to actively supported brands, making troubleshooting more difficult.
---
### **Conclusion**
The **IC695ALG112-EA** is a **functional and reliable analog input module** for **legacy IC695 PLC systems**, particularly where **12-bit resolution and unipolar/bipolar support** are required. However, its **discontinued status, lack of modern software support, and higher long-term costs** make it a **less ideal choice** for new installations or applications requiring **scalability, cloud integration, or future-proofing**.
If you **must use this module**, it is best suited for:- **Maintaining existing IC695-based systems** where replacement is not feasible.
- **Applications with strict analog precision requirements** (e.g., research, process control with legacy sensors).
- **Budget-conscious projects** where sourcing used/refurbished units is acceptable.
For **new projects**, consider **modern alternatives** such as:- **Allen-Bradley (Rockwell Automation) 1756-AIB12** (12-channel, 12-bit, Ethernet/IP compatible).
- **Siemens ET 200SP Analog Input Module** (16-bit resolution, PROFIBUS/Profinet support).
- **PLCs with built-in analog I/O** (e.g., **Siemens S7-1500, Beckhoff CX Series**) to reduce rack space and complexity.
---
### **Recommendation**
- **If you have an existing IC695 system and need to expand analog inputs**, the **IC695ALG112-EA is a viable choice**, provided you account for **sourcing challenges and lack of future support**.
- **For new installations**, **avoid this module** unless absolutely necessary. Instead, opt for **modern PLCs with better resolution, communication options, and software support**.
- **If cost is a concern**, explore **used/refurbished units** from **authorized distributors** (e.g., **Emerson s authorized resellers, eBay (verified sellers), or industrial surplus markets**), but **test thoroughly** before deployment.
- **For high-precision or safety-critical applications**, verify **sensor compatibility** (e.g., some RTDs or thermocouples may require **external conditioning**) and ensure **proper grounding/isolation** to avoid noise issues.
Ultimately, the **IC695ALG112-EA is a legacy product with diminishing long-term value**, making it best suited for **maintenance or legacy system upgrades** rather than new automation projects.
GE Fanuc IC695ALG112-EA Input Module.