PR25 passive
The contact sensor with connection cable and aluminum prism is used to measure the surface temperature of pipes (cold or hot water) and other contact surfaces. Tightening strap/tension clamp and thermal contact fluid are available as accessories.
| Measuring values | temperature |
|---|---|
| Output passive | PT100 | PT100 1/3 DIN | PT1000 | PT1000 1/3 DIN | Ni1000 | Ni1000TK5000, NTC10k | NTC 10k Precon | NTC5k | NTC20k | NTC1,8k, LM235Z, KTY81-110 | KTY81-121 | KTY81-210 |
| Measuring range temp. | -35..+100 °C, optionally: PT / Ni: -50..+180 °C (T180), NTC / KTY: -50..+150 °C (T150), LM235Z: -50..+120 °C (T120) |
| Operating temperature range | permissible working temperature, -35..+100 °C, optionally: -50..+180 | +150 | +120 °C, depending on used sensor |
| Accuracy temperature | depending on length of connection wire, depending on used sensor, PT100 | PT1000: ±0,3 K (typ. at 0 °C, Kl.B), Ni1000: ±0,4 K (typ. at 0 °C), Ni1000TK5000: ±0,4 K (typ. at 0 °C), NTC10K: ±0,22 K (typ. at 25 °C) |
| Sensor | 2-wire (standard), 3-wire or 4-wire |
| Protection | IP65 according to EN 60529, SI-Protection |
| aluminium, Ø=11 mm, mounting length 28 mm | |
| Ambient condition | -35..+100 °C, optionally: -50..+180 | +150 | +120 °C, max. 85% rH short term condensation |
| Weight | 45 g |
| Notes | other sensors and cable lengths on request |