ALLEN BRADLEY 195-GB01 Automation

( Brand: Allen Bradley ), ( Manufacturer Part Number: 195-GB01 )

Review ALLEN BRADLEY 195gb01 Used

The **Allen-Bradley 195-GB01 (195GB01)** is a high-performance, compact industrial-grade **19-inch rack-mountable power supply** designed to deliver reliable and efficient electrical power for critical automation, control, and computing applications within harsh industrial environments. Part of Rockwell Automation s **CompactLogix** and **ControlLogix** platform, this power supply is engineered to provide a stable and clean power source for PLCs, human-machine interfaces (HMIs), and other mission-critical equipment while adhering to strict industrial standards for durability and performance.

Weighing approximately **1.5 kg (3.3 lbs)** and measuring just **19 inches wide by 1.75 inches deep**, the **195-GB01** is optimized for space-constrained installations, making it ideal for compact control panels, distributed control systems, or retrofitting existing setups where space is limited. Its **rack-mountable design** ensures seamless integration into standard **19-inch rack systems**, allowing for organized and scalable power distribution across industrial facilities. The unit features a **fanless operation** in its standard configuration, reducing noise and maintenance requirements while maintaining efficient heat dissipation through passive cooling mechanisms though an optional **fan-assisted model** (195-GB01-F) is available for higher ambient temperature environments.

Powered by a **universal input voltage range of 85 264 VAC**, the **195-GB01** accommodates a wide variety of global electrical infrastructures, ensuring compatibility with both single-phase and three-phase power sources. It delivers a **regulated DC output of 24 VDC at 1.5 A (36 W)**, providing sufficient current for low-power control systems, communication modules, and peripheral devices without the need for additional voltage conversion. The power supply incorporates **overvoltage, overcurrent, and short-circuit protection**, along with **surge and transient suppression**, to safeguard connected equipment from electrical anomalies commonly found in industrial settings. Additionally, its **wide operating temperature range of -20 C to 60 C** (with optional extended temperature models available) ensures reliable performance in extreme environments, from cold storage facilities to high-heat manufacturing plants.

The **195-GB01** is built to withstand the rigors of industrial use, featuring a **metal enclosure with IP20 protection rating**, which shields internal components from dust and solid objects while maintaining ease of installation and maintenance. Its **modular design** allows for quick replacement in the event of failure, minimizing downtime in critical production lines. The unit also supports **hot-swappable functionality**, enabling technicians to replace the power supply without powering down the entire system, a feature that enhances operational continuity in large-scale automation applications.

Beyond its robust physical construction, the **195-GB01** integrates seamlessly with **Allen-Bradley s ControlLogix and CompactLogix PLCs**, as well as other compatible controllers, through its **standard 24 VDC output and robust grounding connections**. It is also **RoHS-compliant**, ensuring it meets stringent environmental and safety regulations for electronic waste disposal. For enhanced monitoring and diagnostics, the power supply includes **status LEDs** that indicate power, output voltage, and fault conditions, providing immediate visual feedback for troubleshooting. While not equipped with advanced remote monitoring capabilities, its reliability and simplicity make it a preferred choice for applications where dependability and ease of use are prioritized over extensive telemetry.

Whether deployed in **discrete manufacturing, process control, or building automation**, the **Allen-Bradley 195-GB01** serves as a dependable power backbone for systems requiring a compact, efficient, and resilient power solution. Its combination of **universal input compatibility, industrial-grade protection, and seamless integration** makes it a versatile component for engineers and technicians tasked with designing or maintaining high-performance automation systems. With minimal maintenance requirements and a proven track record of reliability, the **195-GB01** is a cornerstone power supply for industries where uptime and efficiency are non-negotiable.

### **Pros and Cons of buying a Allen-Bradley 195-GB01 (195GB01) PLC Module**

The **Allen-Bradley 195-GB01** is a **195 Series CompactLogix** baseplate module, serving as the foundational unit for building a CompactLogix PLC system. Below is a detailed analysis of its advantages and disadvantages.

---

### **Pros**

1. **Compatibility with CompactLogix Family**

- The **195-GB01** is the baseplate for the **CompactLogix 5561, 5562, 5563, and 5564** series, allowing for easy expansion with additional I/O modules (analog, digital, communication, etc.).

- Supports **EtherNet/IP, DeviceNet, ControlNet, and serial communication** protocols, making it versatile for industrial automation.

2. **Scalability**

- The system can be expanded from **1 to 16 slots**, accommodating growing control requirements without replacing the entire PLC.

- Supports **up to 16 I/O modules** per baseplate, reducing the need for multiple PLCs in large systems.

3. **Reliability & Industrial-Grade Build**

- Designed for **harsh industrial environments** (IP65-rated when properly installed).

- Uses **Allen-Bradley s robust wiring and mounting systems**, reducing downtime from failures.

- **Long-term availability** due to Rockwell Automation s legacy support (though newer models may have better features).

4. **Proven Performance**

- The **CompactLogix series** is widely used in manufacturing, process control, and automation due to its **deterministic performance** and **real-time processing**.

- Supports **high-speed I/O (HSSI)** for applications requiring precise timing (e.g., motion control, synchronization).

5. **Software & Programming Support**

- Fully compatible with **Studio 5000 (RSLogix 5000)** and **FactoryTalk Linx**, Rockwell s primary engineering software.

- Supports **structured text (ST), ladder logic (LD), function block diagrams (FBD), and sequential function charts (SFC)**.

- **Remote I/O and distributed control** capabilities via **EtherNet/IP** reduce wiring complexity in large systems.

6. **Cost-Effective for Mid-Sized Applications**

- More affordable than **ControlLogix** for applications that don t require its full feature set.

- Lower initial cost compared to **SLC 500 or Micrologix** for systems needing **higher I/O density and communication options**.

7. **Easy Integration with Other Rockwell Products**

- Works seamlessly with **SafetyLogic, PanelView HMI, and FactoryTalk View** for comprehensive automation solutions.

- Supports **OPC UA, Modbus, and other industry standards** for third-party integration.

8. **Modular Replacement Capability**

- Individual modules (I/O, power supplies, communication) can be replaced without affecting the entire system.

- **Hot-swappable** I/O modules (in some configurations) allow for maintenance without shutting down the system.

9. **Documentation & Community Support**

- Extensive **Rockwell Automation documentation** and **user forums** (e.g., AutomationDirect, Rockwell Community) provide troubleshooting help.

- Many **third-party suppliers** (e.g., AutomationDirect, Grainger) offer refurbished or new units, ensuring availability.

10. **Future-Proofing with Firmware Updates**

- Rockwell provides **firmware updates** to improve performance, security, and compatibility with newer software versions.

---

### **Cons**

1. **Limited Processing Power Compared to ControlLogix**

- The **CompactLogix 556x** series has **lower CPU performance** than **ControlLogix 5580/5780**, making it less suitable for **complex, high-speed calculations** (e.g., advanced motion control, real-time AI/ML processing).

- **Scan times** may become an issue in **high-I/O or tightly looped applications**.

2. **Outdated Compared to Newer PLCs**

- **Rockwell s newer CompactLogix 5580** and **Micro850** series offer **better performance, more I/O options, and improved communication protocols**.

- The **195-GB01 baseplate is not compatible** with the latest **Studio 5000 Logix Designer** updates without potential compatibility issues.

3. **Higher Initial Cost Than Entry-Level PLCs**

- More expensive than **SLC 500, Micrologix, or even some third-party PLCs** (e.g., Siemens S7-1200, Mitsubishi FX).

- **Power supply and I/O modules** add to the total cost, making it less ideal for **small, low-budget projects**.

4. **Physical Size & Wiring Complexity**

- The **19" rack-mount baseplate** requires **more space** compared to **compact PLCs** (e.g., Micro850, which is DIN-rail mounted).

- **Backplane wiring** (for non-EtherNet/IP I/O) can be **more complex** than plug-and-play solutions in newer PLCs.

5. **Limited Analog & High-Speed I/O Options**

- Some **high-speed I/O (HSSI) modules** are **discontinued**, making replacements difficult.

- **Analog resolution** (12-bit) is **lower** than some competitors (e.g., Siemens S7-1500 offers 16-bit).

6. **Dependence on Rockwell Ecosystem**

- **Vendor lock-in** migrating to **Siemens, Schneider, or third-party PLCs** later may require **rewriting logic** or using **gateways**.

- **Software licensing costs** (Studio 5000) can add up for large projects.

7. **Potential for Obsolescence**

- While still supported, **Rockwell is phasing out older CompactLogix models** in favor of **5580 and Micro850**.

- **Spare parts availability** may decline over time, increasing long-term maintenance costs.

8. **Learning Curve for New Engineers**

- **Studio 5000** has a **steeper learning curve** than some **HMI/SCADA-focused software** (e.g., Codesys, Ignition).

- **EtherNet/IP configuration** can be **more complex** than simpler protocols like Modbus.

9. **No Built-in Safety Functionality (Without Add-Ons)**

- Unlike **SafetyLogix or TUV-certified PLCs**, the **195-GB01 requires additional modules** (e.g., **1769-SA**) for safety applications.

- **Not inherently safe** requires extra investment for **safety-rated I/O and logic**.

10. **Potential for Firmware/Software Compatibility Issues**

- **Older firmware versions** may not work well with **newer Studio 5000 updates**, leading to **bugs or instability**.

- **Third-party I/O or communication modules** may not be fully supported in newer software versions.

---

### **Conclusion**

The **Allen-Bradley 195-GB01** is a **solid, reliable choice** for **mid-sized industrial automation projects** that require **scalability, EtherNet/IP communication, and a balance of I/O density and processing power**. It excels in **manufacturing, process control, and distributed automation** where **deterministic performance and modular expansion** are critical.

However, if **cost efficiency, space constraints, or future-proofing** are priorities, **newer alternatives** (e.g., **CompactLogix 5580, Micro850, or even third-party PLCs**) may be better. The **195-GB01 is best suited for applications where:**

- **EtherNet/IP and DeviceNet are essential.**

- **Scalability from 1 to 16 slots is needed.**

- **Long-term reliability and Rockwell s support ecosystem are important.**

- **The project requires integration with PanelView HMIs or SafetyLogic.**

For **smaller, simpler, or high-performance applications**, newer or alternative PLCs may offer **better value**.

---

### **Recommendation**

You are **replacing an older CompactLogix or SLC 500 system** and need **backward compatibility**.

Your application **requires EtherNet/IP, DeviceNet, or ControlNet** with **high I/O density**.

You **plan to expand the system** (1-16 slots) and need **modular flexibility**.

You are **already invested in Rockwell s ecosystem** (Studio 5000, PanelView, SafetyLogic).

**Cost is not the primary concern**, and **long-term reliability** is a priority.

You need **higher processing power** (e.g., for advanced motion control or real-time calculations) **CompactLogix 5580 or ControlLogix 5780**.

**Budget is tight** and you can use a **smaller PLC** (e.g., **Micro850

Details:

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part #: 195gb01 prices

• $12.00-$35.00

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• brand: Allen Bradley
• mpn: 195-gb01

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• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

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