Description
GE UR8AH Power Protection Relay Controller
GE UR8AH
The GE UR8AH serves as a vital link between field sensors and control systems, such as GE’s Series 90 – 30/70 programmable logic controllers (PLCs). Its primary purpose is to convert analog signals from various sensors, including temperature, pressure, flow, and level sensors, into digital data that can be processed by the control system.
| Label |
Specification |
| Model Number |
UR8AH |
| Brand |
GE |
| Type |
Analog Input Module |
| Input Channels |
8 channels |
| Input Types |
4 – 20 mA current, 0 – 10 V voltage, thermocouples (J, K, T, E, R, S, B, N types), RTDs (e.g., Pt100) |
| Resolution |
12 bits |
| Accuracy |
±0.25% of full scale |
| Operating Temperature |
-40°C to +70°C |
| Mounting |
Rack – mountable, compatible with GE control system racks |
| Communication |
Connects to GE control systems via backplane |
| Certifications |
CE, UL, compliant with relevant industrial standards |
| Dimensions |
Compact design for space – efficient installation in control panels |
| Isolation |
Electrical isolation between channels and ground |
GE-UR8AH3
The GE UR8AH offers numerous functional strengths and design advantages that make it a preferred choice in industrial settings. One of its key strengths is its versatility in handling multiple input types. With support for 4 – 20 mA current loops, 0 – 10 V voltage signals, thermocouples, and RTDs, it can interface with a wide variety of sensors commonly used in industrial applications. This eliminates the need for multiple specialized modules, simplifying system design and reducing costs.
The module’s 12 – bit resolution and ±0.25% accuracy ensure precise data conversion, enabling detailed monitoring of process variables. In a manufacturing plant, for example, the UR8AH can accurately measure the temperature of critical machinery using thermocouples, allowing operators to detect even the slightest changes and take preventive maintenance actions. The electrical isolation between channels and ground enhances the module’s immunity to electrical interference, ensuring reliable operation in noisy industrial environments. This isolation also protects the control system from potential damage caused by electrical surges or faults in the field.
GE-UR8AH4
The compact and rack – mountable design of the UR8AH makes it easy to install in control panels, saving valuable space. Its compatibility with GE’s existing control systems ensures seamless integration, reducing the complexity of system upgrades and expansions. The wide operating temperature range of -40°C to +70°C makes it suitable for use in various industrial environments, from cold storage facilities to high – temperature processing plants.
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