Description
Key Technical Specifications
- Model Number: UTNH23A
- Manufacturer: Toshiba / TMEIC
- Series: Toshiba Industrial Automation / TMEIC Control System
- Product Type: Fiber Optic Shared Hub / Communication Module
- Data Capacity: 4 Megabytes
- Processing Speed: 10/100 Mbit/s (Ch1), 10M
- Output Frequency: 50, 60 Hz
- Operating Voltage: 20 to 35 VDC
- Environmental Rating: -40°C to 125°C, 5-95% Non-condensing Humidity
- Certifications: CE Compliant
Functional Role & Application Analysis
The UTNH23A is a specialized fiber optic shared hub module designed for Toshiba’s industrial automation and TMEIC control architectures. It acts as the central communication node within the network, facilitating high-speed data exchange between distributed controllers, I/O racks, and operator interfaces.
In complex industrial environments, communication bottlenecks and electrical noise can lead to data loss and system instability. The UTNH23A solves this by utilizing fiber optic technology to provide electrically isolated, high-bandwidth connectivity. Its 10/100 Mbit/s processing speed and 4MB data capacity ensure that critical control signals are transmitted with zero latency, even in environments with severe electromagnetic interference.
- Fiber Optic Network Backbone: Serves as the primary shared hub for connecting distributed Toshiba PLCs and TMEIC controllers across large industrial facilities.
- EMI Immunity: Utilizes fiber optic links to completely isolate control communications from high-voltage electrical noise in steel mills and power plants.
- Legacy System Maintenance: Replaces aging communication hubs in existing Toshiba installations to restore network reliability and prevent data dropouts.
- High-Speed Data Aggregation: Aggregates 10/100 Mbit/s data streams from multiple channels to ensure synchronized control across automated production lines.
Our Quality Standard & Testing Process
We understand that the cost of an unreliable part is far greater than its purchase price. A failed communication hub can blind an entire control network. We have established a rigorous, multi-stage testing process to ensure every UTNH23A we ship is 100% functional.
- Visual & Component Inspection: Technicians inspect the PCB and fiber optic ports for physical damage, corrosion, and cold solder joints. We clean the optical interfaces to ensure signal clarity.
- Live System Test: The module is installed in a live Toshiba test rack. We run it for 24 hours under load to verify stable power draw and continuous internal processing.
- Full-Function Diagnostics: We inject 10/100 Mbit/s data traffic through the fiber optic ports to verify throughput, check for packet loss, and validate the 4MB data buffer integrity.
- Warranty Backing: Only units passing all tests are shipped. Each UTNH23A includes a 12-month warranty against functional failure.
TOSHIBA UTNH23A
Compatibility & Migration Paths
To ensure this UTNH23A is 100% compatible with your system, you must verify these key points. Communication modules are highly sensitive to network topology and hardware revisions.
- Hardware Revisions: Check the revision suffix on your existing module. Mismatched revisions may have different fiber optic port configurations or firmware protocols.
- Required Components: Verify the fiber optic cables and mating connectors match the specifications. Damaged optical cables will cause intermittent failures even with a new hub.
- Replacement & Alternatives: Confirm if is a direct drop-in replacement or if a firmware update is required in the master controller. Some network upgrades require synchronized module revisions.
- Get Expert Help: Unsure about your network compatibility? Contact our technical team today for a free compatibility check. Send a photo of your existing module nameplate and network topology for instant verification.
