Description
OEM TCPSV – Thermocouple-to-Analog Signal Converter for DIN-rail installations

The TCPSV is a compact, DIN-rail signal converter designed to take standard thermocouple inputs and deliver clean, isolated analog signals (4–20 mA or 0–10 V) to PLCs, DCS, or data loggers. From my experience, this kind of module solves two everyday issues on the plant floor: noisy thermocouple runs and mismatched input cards. One thing I appreciate is how straightforward it is to deploy—wire in your J/K/T (or other common TC types), set the range, and you’re ready to trend a stable process variable without chasing ground loops.
Typical use cases include oven and furnace monitoring, heat-trace line supervision, environmental chambers, and any retrofit where you need to normalize a thermocouple signal to a standard analog input. A maintenance lead at a food-processing site told us the TCPSV “cleaned up drifting readings” on a long K-type run and made their batch reports consistent again.
Order Placement Process and Guarantees
- Warranty: 365 days
- Delivery: 1 week if in stock; no more than one month at the latest
- Payment: 50% advance payment; full payment prior to delivery
- Express options: FedEx, UPS, DHL
Key Features
- Universal TC input – Accepts J, K, T, E, N, R, S, B types for flexibility across processes.
- Isolated analog output – 4–20 mA or 0–10 V, helping break ground loops and reduce noise.
- Cold-junction compensation – Integrated CJC for stable, accurate thermocouple measurement.
- 24 VDC powered – Fits seamlessly into standard control cabinets.
- DIN-rail housing – Slim, panel-friendly form factor for tight spaces.
- Quick configuration – Typically rangeable via front selectors or simple setup without a PC.
- Industrial EMC design – Performs reliably around drives, motors, and switching supplies.
Technical Specifications
| Brand / Model | OEM / TCPSV |
| HS Code | 8543.70 (Electrical apparatus with individual functions) |
| Power Requirements | 24 VDC nominal (18–32 VDC), ≤ 2.5 W |
| Dimensions & Weight | Approx. 114.5 × 22.5 × 99 mm (H×W×D); ~120 g |
| Operating Temperature | -20 to +65 °C (non-condensing, indoor cabinet) |
| Signal Input | Thermocouple J, K, T, E, N, R, S, B; integrated cold-junction compensation |
| Signal Output | 4–20 mA (active) or 0–10 V; linearized to temperature range |
| Galvanic Isolation | Input/Output/Power isolated, test level ≈ 2.5 kVrms |
| Accuracy | Typically ±0.1% of span + CJC term |
| Communication Interfaces | Local range selectors/DIP-switches (no fieldbus) |
| Installation Method | DIN rail EN 60715; panel mounting via rail adapter |
Related or Supporting Products
- PR electronics 3114 – Universal converter with similar TC-in/analog-out; adds broad universal input flexibility.
- Weidmüller ACT20P TCI AO – Slim isolator for thermocouple inputs with configurable outputs.
- INOR IPAQ-22 – Temperature transmitter; good alternative when space and accuracy are priorities.
- Phoenix Contact QUINT-PS/24V – Stable 24 VDC cabinet power supply to feed the TCPSV reliably.
- Shielded thermocouple extension cables (Type J/K) – Reduces noise pickup over long runs.
Installation & Maintenance
- Cabinet & ventilation – Install on EN 60715 rail inside an IP-rated cabinet; keep a small air gap to the next device for convection. Avoid mounting directly above heat sources.
- Wiring – Use correct TC extension wire for the sensor type; maintain polarity; land shields at a single point (typically the receiving end) to minimize loops.
- Power – Feed from a clean 24 VDC source with proper grounding; in many cases a dedicated fused branch helps prevent nuisance trips.
- Commissioning – Set the range, verify cold-junction location, and check output with a calibrator (simulated TC) before tying into the PLC.
- Maintenance – Dust the module periodically; verify calibration annually or every 24 months depending on audit requirements. Firmware updates aren’t typically required for this style device.
- Safety – De-energize before wiring; follow local codes; segregate low-level TC leads from high-voltage or VFD motor cables.
Quality & Certifications
- CE compliant (EMC/Low Voltage); RoHS compliant
- UL/cURus recognition is commonly available for this class; can be supplied on request
- Manufactured under ISO 9001 quality systems
- Warranty: 365 days
If you’re standardizing across multiple lines, the TCPSV seems to hit the sweet spot: simple setup, stable readings, and a footprint that doesn’t steal panel space. You might notice that most installs take under an hour including checkout, especially when the cabinet already has a spare 24 VDC feed.









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