Overview
In addition, the module supports complex relay algorithms, offering enhanced reliability and uninterrupted operation for industrial and utility automation networks. Therefore, it is essential for substations requiring high-speed, accurate protection logic.
Specification
| Parameter | Specification |
|---|---|
| Model | UR-9NH |
| Manufacturer | GE Fanuc Multilin |
| Module Type | CPU Module for UR Series Universal Relays |
| Operating Voltage | 125 VDC nominal (range 100–140 VDC) |
| Power Consumption | 15 W typical |
| CPU Performance | High-speed microprocessor optimized for relay logic execution |
| Memory | Non-volatile memory for relay configuration and settings |
| Communication Interfaces | UR proprietary backplane bus; high-speed digital I/O with all UR Series modules |
| Input/Output Support | Supports connection with UR digital I/O, analog I/O, CT/VT modules, and power modules |
| Relay Logic Execution | Capable of executing multiple complex relay algorithms simultaneously |
| Diagnostics | Built-in CPU diagnostics and LED status indicators for power, communication, and faults |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5–95% RH, non-condensing |
| Vibration and Shock | IEC 60255 compliant for industrial environments |
| Mounting | Plug-in module compatible with UR chassis |
| Redundancy Support | Compatible with redundant CPU configurations for critical systems |
| Hot-Swap Capability | Yes, can be replaced without shutting down the system |
| Compliance & Standards | IEC 60255, UL listed, CE marked |
| Dimensions | Approx. 150 mm (H) × 50 mm (W) × 120 mm (D) |
| Weight | 0.8 kg |
| LED Indicators | CPU status, communication, module health, and fault indication |
FAQ
It provides high-speed processing for UR Series relay logic and system communication.
Q2: Can the module be replaced while the system is running?
Yes, it supports hot-swappable installation to minimize system downtime.
Q3: What is the operating temperature range?
The UR-9NH operates reliably from -40°C to +70°C.
Q4: Is the module compatible with all UR Series I/O modules?
Yes, it communicates seamlessly with all UR Series digital I/O and power modules.
Q5: What indicators help monitor CPU status?
LEDs display CPU health, communication status, and operational performance.
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