LKM440 RTD Room Sensor
LKM440 Room Sensor
The LKM440 resistance thermometer is a compact indoor probe for precise temperature measurement and monitoring. The slotted plastic housing allows good air circulation and fast response time. The standard cable outlet is located at the rear of the housing. A side cable outlet is available as an option.
The selection menu is available for the standard configuration. If your application has special requirements, please click the "Ask about Product" button. We will gladly provide you with a customized offer.
Additional variants with integrated signal converter:
This room sensor is also available with an integrated signal converter. It can be purchased with a temperature output only or with a combined temperature and humidity measurement.
| Feature | Specification |
|---|---|
| Temperature sensor | Pt100 or Pt1000 (further variants on request) |
| Number of RTDs | 1 |
| Accuracy class | Class F0,3 according to DIN EN 60751 |
| Circuit type | 3- or 4-wire circuit |
| Protection rating | IP20 according to DIN EN 60529 |
| Dimensions | 70 × 70 × 25 mm (W × D × H) |
| Temperature range | -30 to +85°C |
| Humidity range | up to 95% r.h. (non-condensing) |
| Housing material | PVC, white |
| Type of clamping | Screw terminals |
| Clamping range | 0,13 to 1,5mm² |
| Rear cable routing | Ø 9 mm Cable outlet |
| Weight | approx. 20 g |
| Optional versions | Available on request |
Optional versions available on request:
- Other temperature sensors (e.g. Pt500)
- Dual temperature sensors
- Accuracy class F0.15 according to DIN EN 60751
- 2-wire circuit
