ALF-5
Contact temperature sensor, NTC50K
Contact temperature sensors ALF are used to measure the temperature of pipes, tubes, or heating elements. For better temperature transfer between the pipe and the contact sensor, the use of the thermally conductive paste is recommended.
Art.-Nr.: G9050200
Technical data
| Active temperature measurement | No |
| Ambient temperature, lower value | -30 °C |
| Ambient temperature, upper value | 70 °C |
| Bearing temperature, lower value | -30 °C |
| Bearing temperature, upper value | 70 °C |
| Colour | Pure white |
| Connection cross-section | 0,14 mm² bis 2,5 mm² |
| Cover fastening | Bayonet fastening |
| Depth | 34 mm |
| Electric connection | Screw terminals |
| Height | 64 mm |
| Housing material | Plastic PA (30 % GF reinforced) |
| Max. measurement current | < 1 mA |
| Maximum air humidity (non-condensing) | 95 % r.H |
| Mounting / attachment | Pipe mounting |
| Passive temperature measurement | Yes |
| Protection class | III |
| RAL colour number (similar) | 9010 |
| Safety and EMC | In accordance with DIN EN 60730 |
| Sensor element | NTC internal |
| Sensor element inside the housing | Yes |
| Sensor element outside the housing | No |
| Sensor type | NTC 50K (sensor 5) |
| Surface properties | Gloss |
| Temperature measuring range lower value | -30 °C |
| Temperature measuring range upper value | 70 °C |
| Type of protection | IP65 |
| Version of sensor | Contact sensor |
| Width | 58 mm |
| With explosion protection | No |
| With housing | Yes |
| With mounting material | Yes |
| With supply line | No |
| Circuit diagram | |
| Photo | Type | Articlenumber | Features | Kind |
|---|---|---|---|---|
 |
ITR 79.405 | D4780181 | Temperature controller for standard rail mounting, 35...95...°C | Suitable product |
 |
WP-01 | G9990180 | Heat transfer paste, 2ml, -40..+150...°C | Accessories |
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