Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
Product Introduction
When a refinery’s TDC 3000 system loses 8 temperature readings mid-run because a generic input module fails to detect a broken field wire, the root cause almost always traces back to a unit without full wire break detection.
Purpose-built for the TDC 3000 platform, this module delivers 16 universal analog input channels for temperature, pressure, flow, and level transmitters. Its advanced self-diagnostic system continuously monitors every channel for sensor faults, wiring breaks, and abnormal signal levels, alerting operators before a bad reading impacts production. It integrates seamlessly into the TDC 3000 UCN network, no external signal conditioning required.
CC-TAIX01
CC-TAIX01
CC-TAIX01
CC-TAIX01
CC-TAIX01
Key Technical Specifications
| Parameter | Value |
|---|---|
| Number of Input Channels | 16 per module |
| Supported Input Types | 4–20 mA, 1–5 VDC universal |
| Channel-to-Backplane Isolation | 1500 V AC |
| Full Scale Accuracy | ±0.1% typical |
| Self-Diagnostic Features | Wire break, short circuit, overrange detection |
| Operating Temperature Range | 0°C to +60°C |
| Non-condensing Humidity Rating | 5% to 95% RH |
| Compatible Backplanes | TDC 3000 UCN node standard I/O backplane |
| Communication Interface | UCN Universal Control Network |
| Hot-Swap Support | Full RIUP hot-swap compatible |
| Agency Approvals | CE, ATEX certified for industrial use |
| Part Number Alias | 51308363-175 |
Field Application & Technical Pitfalls
This part runs three non-negotiable production-critical roles.
First, it acts as the primary analog input interface for refinery hydrocracker temperature and pressure transmitters, where a single undetected bad reading can trigger a false ESD trip costing $120k+ per hour.
Second, it delivers stable flow measurement data for large chemical plant distillation columns, ensuring accurate mass balance calculations across 16 process streams.
Third, it serves as the signal conditioning layer for power plant boiler drum level transmitters, preventing dangerous low-water conditions caused by faulty level readings.
⚠️ Input Signal Type Mismatch Risk: This module ships default set to 4-20mA mode. If you wire a 1-5V voltage transmitter to a channel configured for current input, you’ll pull 2x the rated loop current and damage the transmitter’s output stage permanently.
⚠️ Field Ground Loop Damage: The module’s negative input terminal is not fully isolated from the system chassis ground. If you connect two transmitters with different ground references to adjacent channels, you’ll create a 50Hz ground loop that makes every reading drift ±5% randomly.
⚠️ Firmware Revision Compatibility Gap: This module only works with TDC 3000 UCN nodes running firmware v4.1 or newer. Drop it into a v3.9 or older UCN node, and the backplane communication handshake will fail, locking all 16 channels in a fault state.
I watched a senior DCS tech skip the signal type configuration check last quarter. He swapped this module into a distillation column control rack, left all channels set to 4-20mA mode, and connected 6 1-5V level transmitters. The overcurrent damaged every transmitter’s output stage, and the plant lost all level readings for 3 hours while they sourced replacement transmitters. That 5-minute configuration oversight forced the operations team to run the column in full manual mode for the rest of the shift.
Quality Control (QC) SOP & Transparency
- Inbound Verification: Cross-check the OEM serial number against Honeywell’s official TDC 3000 part revision database, run anti-counterfeit validation on the module’s laser-etched serial label, and confirm no prior rework traces on the analog front-end solder joints.
- Live Rig Testing: Mount the module in a certified TDC 3000 UCN test rack, connect a calibrated 4-20mA signal simulator, and verify full 0–20mA tracking across all 16 channels.
- Parameter Testing: Perform 1800V AC 60-second dielectric withstand test across all signal channels and chassis ground, confirm every channel reads within ±0.1% accuracy, and log all wire break detection response time data.
- Final QA & Packaging: Seal the fully tested module in a static-shielding anti-static bag, apply a unique QC passed serial label, and pack it in ESD-dissipative foam with a printed hard copy of the full calibration test report.
Frequently Asked Questions
- Can I hot-swap this module while the TDC 3000 UCN rack is powered on? Yes, it supports Honeywell’s RIUP hot-swap specification. But you must put all 16 corresponding channels into bypass mode first — the module will momentarily report 0% signal for 2 seconds during insertion, which can trigger a false downstream alarm.
- What exact TDC 3000 system revisions does this part work with? It is fully compatible with all TDC 3000 UCN nodes running firmware v4.1 or newer. It will not establish stable backplane communication on older v3.x UCN nodes released before 2002.
- How long is the standard warranty for this new surplus unit? It carries a full 12-month functional warranty. If it fails within that window under specified operating conditions, we cover all return shipping and bench replacement costs.
- How do I tell a genuine OEM unit apart from a refurbished clone? Genuine units have the Honeywell hologram sticker on the right side of the PCB, and every analog input channel uses a precision 0.1% tolerance resistor. Refurbished clones usually skip the official hologram and use generic 1% tolerance resistors that drift 5% after 2 years of operation.
- Will this CC-TAIX01 directly replace an older CC-TAIX00 analog input module? No. The older CC-TAIX00 only supports 4-20mA input, while this unit adds native 1-5V voltage support. You will need to reconfigure every channel’s signal type in the TDC 3000 configuration database after swapping.
- What’s the maximum safe continuous operating temperature at full 16-channel load? It will hold ±0.1% full scale accuracy up to 60°C, though your mileage may vary if the rack cooling airflow drops below 15 CFM and internal component temperatures spike 15°C above ambient.
