GE Multilin UR7BH Universal Relay Communications Module
Manufacturer: GE Fanuc
-
Part Number: UR7BH
Condition：New with Original Package
Product Type: Communications Modules
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Multilin UR7BH Universal Relay Series
The GE Multilin UR7BH, also cataloged as the UR7BH Communications Module, operates as a dedicated hardware component for network communication and peer-to-peer data routing within Universal Relay (UR) protective platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | UR7BH |
| Brand | GE Multilin |
| Origin | United States (USA) |
| Weight | 0.3 - 0.5 kg |
| Dimensions | Compact plug-in module profile |
| Operating Temp | -40 to +70 deg C |
| Power Consumption | Powered via internal UR chassis backplane bus |
| Network Interface | Dual Ethernet ports, RS-232, RS-485 serial communication |
| Supported Protocols | IEC 61850, Modbus TCP/IP, GOOSE messaging |
| Storage Temp | -40 to +85 deg C |
| Humidity | 5 - 95% non-condensing |
Industrial Control and Drive Technical Attributes
The expansion module integrates with the internal backplane bus communication velocity parameters to process time-critical protection signals without queuing delays. For systems requiring dense network expansion and strict I/O density scaling, the processing architecture maintains specific firmware flash compatibility benchmarks. These elements enforce sub-millisecond execution times during high-speed peer-to-peer GOOSE messaging bursts across deterministic network segments.
Frequently Asked Questions
Q: How is hardware data corruption avoided during firmware flash updates?
A: System engineers must verify complete firmware flash compatibility parameters prior to initiating an upgrade, and updates must be executed while the protective relay execution loop is offline.
Q: What redundancy mechanisms are supported by the integrated network interfaces?
A: The dual Ethernet interfaces utilize automated recovery protocols to maintain a backup communication path on the deterministic network if the primary link drops.
Field Installation Guidelines
- Chassis Slot Insertion: Insert the module firmly into the designated expansion slot of the Universal Relay housing. Secure the faceplate retention fasteners to achieve adequate mechanical alignment with the backplane connectors.
- Serial Signal Line Grounding: Ground the RS-485 communication loop shield at a single termination point within the cabinet layout to stop external electromagnetic interference from affecting data transmission.
- Fiber Optic Cable Management: When using optional optical interfaces, verify the fiber optic cable radius complies with standard bend limits. Clean all optical termination faces before inserting them into the ports.