903010621000001 Single thermistor by Ephy Mess
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The Ephy Mess 903010621000001 is a single PTC thermistor designed for temperature monitoring and protection in demanding industrial environments. Certified with IBEXU 14 ATEX 1281 U (II 2G Ex eb IIC Gb) and IECEx IBE 14.0058U (Ex eb IIC Gb), this component is suitable for explosive atmospheres. It features a single barium titanate PTC sensor with a nominal response temperature (NAT) of 120°C, a resistance below 100 ohms, and a tolerance of ±5K in accordance with DIN VDE V 0898-1-401. Housed in a compact PTFE mini design with a maximum diameter of 3.5mm and a 50mm length, the sensor includes silver-plated copper AWG 26/7 single-strand PTFE cables in blue and red with a length of 3000mm. The 903010621000001 operates across a measuring and ambient temperature range of -25°C to +180°C and provides a dielectric strength of 3.0 kV AC at 50 Hz for 1 minute.
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Characteristics
| Manufacturer | Ephy Mess |
|---|---|
| Part number | 903010621000001 |
| Inner Code | 4285359 |
| Custom Code | 90259000 |
Technical specification
| Product type | Single PTC thermistor sensor |
|---|---|
| ATEX certification | IBEXU 14 ATEX 1281 U, II 2G Ex eb IIC Gb |
| IECEx certification | IECEx IBE 14.0058U, Ex eb IIC Gb |
| Sensor type | Single PTC DSH 1 x Barium Titanate |
| Nominal response temperature | 120°C |
| Resistance | <100Ω |
| Temperature tolerance | ±5K acc. to DIN VDE V 0898-1-401 |
| Housing material | PTFE, Mini |
| Dimensions | max.ø3.5x50mm (+3) |
| Cable | Single strands 2x [1xAWG 26/7-Cu-silver/PTFE, AØ: 1.0mm] |
| Cable length | 3000mm |
| Cable colors | BU/RD |
| Measuring range | -25°C... +180°C |
| Ambient temperature | -25°C... +180°C |
| Dielectric Strength | 3.0 kV AC. 50 Hz/1min |