DeFelsko PosiTest OTL Oven Temperature Logger
The DeFelsko PosiTest OTL records precise oven temperature profiles via six K-type thermocouple channels. Packaged with a high-temperature stainless steel barrier box, it logs up to 40,000 datasets over 22 hours. With LEDs for status, CSV export, and Cure Index comparison, it ensures proper cure verification.
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Designed for industrial ovens and curing processes, the OTL uses six non-grounded thermocouples and captures temperature every 2 seconds for extended durations. The insulated barrier box enables high-temperature exposure; devices ship with full calibration, PC/Mac compatible software, and robust battery life for long continuous recording.
DeFelsko PosiTest OTL Oven Temperature Logger
The PosiTest OTL offers rigorous monitoring of thermal curing with high data resolution (0.1 °C), NIST-traceable calibration, and 6 channels for simultaneous air or surface readings. Kits include all essentials: barrier box, holder, software, probes, and protective case. Ideal for quality control in coatings, composites, and manufacturing.
Features
Overview
| Specification | Value / Detail |
|---|---|
| Channels | 6 K-type non-grounded thermocouples |
| Thermocouple Measurement Range | -100 °C to 1000 °C (-148 °F to 1832 °F) |
| Logger Operating Temp (without barrier/holder) | 0 °C to 70 °C (32 °F to 158 °F) |
| Accuracy | ± 0.5 °C (± 0.9 °F) |
| Resolution | 0.1 °C / 0.1 °F |
| Memory / Number of Readings | 40,000 datasets total; each dataset includes up to 6 channels (240,000 readings) |
| Sample Interval | Fixed at 2 seconds |
| Maximum Record Time | Up to 22 hours continuous logging |
| Power Source | 2 × AAA batteries |
| Battery Life (during recording) | 30 hours |
| Size | 30.5 × 25.5 × 15 cm (12″ × 10″ × 6″) |
| Weight | 9 kg (20 lbs) including Logger, Holder, Barrier Box; 11 kg (25 lbs) with Holder XT. |
| Thermal Endurance in Oven (with Barrier + Holder) | Standard holder: e.g., 150 °C for 90 min, 200 °C for 65 min, 250 °C for 50 min; XT (heatsink) version: much longer durations: 150 °C 300 min, 200 °C 200 min, 250 °C 140 min, 300 °C 100 min. |
