Isotech 935-14-13 semi-standard PRT, −196 to 250 °C
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Quick overview
- Type: Calibration equipment
- Hazardous area: General purpose
- Genuine productsSourced from the manufacturer or authorised channels
- Delivery across BangladeshDhaka, Chattogram and all industrial zones
- After-sales supportInstallation guidance and warranty handling
- Reply within 24 hoursCall +880 1713 552466 or email hello@argonmark.com
Specifications
| General | |
|---|---|
| Part no. | BD-1388 |
| Category | Oil & Gas Instruments |
| Group | Instrumentation & Control |
| Brand | Isotech |
| Model | 935-14-13 |
| Technical | |
| Type | Calibration equipment |
| Hazardous area | General purpose |
Datasheet
Technical features
| Low-temperature model (down to −196 °C) | |
| Handmade high-stability platinum coil element, 25 mm sensing length | |
| Thermally pre-conditioned for optimal stability | |
| Typical uncertainty with calibration 10–25 mK over its range |
Applications
| Low-temperature reference probe in baths and dry blocks |
Key specifications
| Sensor | Pt100, IEC 60751, 4-wire |
|---|---|
| Range | −196 to 250 °C |
| Probe size | 6 mm × 350 mm |
| Termination | Bare wire, TTI or dry-block connector |
Model 935-14-13
| Range | −196 °C to 250 °C |
|---|---|
| Sheath diameter | 6 mm |
| Length | 350 mm |
| Sensing length | 25 mm |
| Handle | 19 × 30 mm |
| Cable | 2 m PTFE, 4-wire |
| Termination options | Bare wire (BW), TTI, or connector for dry-block calibrator site indicator |
Universal specification
| Ro | 100 Ω ± 0.05 Ω |
|---|---|
| Alpha | 0.003850 ± 0.000005 |
| Standard | IEC 60751 |
| Stability | 0.010 Ω/year (typically 0.01 °C/year at 0 °C) |
| Recommended current | 1 mA |
| Self-heating at 1 mA | 0.004 °C |
| Connection | Four-wire |
| Calibration | Optional UKAS calibration |
Typical calibration uncertainty, 935-14-13
| Temperature (°C) | Uncertainty (mK) |
|---|---|
| −196 | 25 |
| −80 | 20 |
| −50 | 15 |
| 0 | 10 |
| 50 | 10 |
| 156 | 10 |
| 232 | 15 |
Notes
| Data from the manufacturer's published datasheet. Confirm model, range, materials and approvals with Argonmark before ordering. |
Photo: courtesy of Isotech, used with permission (source) — background removed by Argonmark. All photo credits
Description
The Isotech 935-14-13 is a semi-standard platinum resistance thermometer for low temperatures, covering −196 °C to 250 °C. It has a 100 Ω IEC 60751 four-wire element with a 25 mm sensing length in a 6 mm × 350 mm metal sheath, a 19 × 30 mm handle and 2 m PTFE cable.
It serves as a working standard in liquid baths and dry blocks; with calibration the typical uncertainty is 10 to 25 mK across its range.
Argonmark Ltd supplies Isotech instruments across Bangladesh — Dhaka, Chattogram, Gazipur, Narayanganj and the gas fields, refineries, terminals and power plants beyond. Send us the model, range, process connection, output and any hazardous-area requirement, and we will confirm the right configuration, lead time and price.
Questions & answers
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