UR9TA GE Multilin UR Series CPU Module
Manufacturer: GE Fanuc
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Part Number: UR9TA
Condition：New with Original Package
Product Type: PLC CPU Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE UR9TA CPU Module
The GE UR9TA, also cataloged as the UR9TA CPU Module, operates as a dedicated hardware component for executing protection algorithms, FlexLogic automation, and real-time metering functions within the GE Multilin UR family of utility and industrial protection relays.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | UR9TA |
| Brand | GE Multilin |
| Origin | USA / Canada |
| Weight | 600 g |
| Dimensions | 6.5 inch L x 6 inch W x 2.5 inch H |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Not specified (Requires standard UR chassis supply) |
| Processor | Embedded high-performance microprocessor |
| Communication Ports | 10/100 Base-T Ethernet, RS485, 100 Base-FX Fiber |
Backplane bus communication velocity and firmware compatibility
The UR9TA CPU manages data exchange across the internal UR backplane bus, facilitating high-speed communication between I/O modules and the protection processing core. The architecture supports deterministic execution of protection schemes, ensuring that FlexLogic and metering data are processed within established time constraints. Firmware flash compatibility allows users to update operational logic and protocol stacks to maintain compatibility with evolving substation network requirements. The module utilizes on-board flash memory to store configuration files and disturbance records, which are accessible through integrated communication interfaces to ensure system-wide diagnostic visibility.
Frequently Asked Questions
Q: Does the UR9TA support hot-swapping within an active UR relay chassis?
A: The UR9TA module should not be removed while the chassis is powered. Always isolate the power supply to the relay before attempting to extract or insert the CPU module to prevent potential damage to the backplane communication pins.
Q: Is the CPU module capable of maintaining time synchronization in a distributed network?
A: Yes, the UR9TA supports IEEE C37.118 synchrophasor protocols and can act as a timing node within an IEC 61850 substation automation architecture when configured with an external GPS or IRIG-B time source.
Field Installation Guidelines
- Chassis Insertion: Ensure the UR9TA is aligned correctly within the guide rails of the UR relay chassis. Apply steady, even pressure to the handle until the backplane connectors are fully seated. Tighten the captive retaining screws to ensure proper grounding and mechanical stability.
- Interface Cabling: When connecting fiber optic cables (100 Base-FX), ensure that the protective caps are removed only at the moment of connection. Maintain the minimum bend radius of the fiber to prevent signal attenuation.
- Shielding: For RS485 serial connections, ensure that the communication cable shield is terminated at the designated chassis ground point to minimize noise injection from high-voltage transients.
- Operational Validation: Upon installation, verify the module status LEDs on the front panel. A steady state indicates normal processor operation and internal bus communication health. Refer to the system event log post-installation to confirm no initial hardware or bus communication faults are registered.