BM-TH []

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====== BM-TH ======

**BTMS Temperature and humidity sensor**


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| Order code:  ^ BM-TH              ^
| Mounting:    | On wall            |
| Dimensions:  | 135 × 150 × 45 mm  |

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===== Highlights & Features =====

  * High measurement accuracy
  * Integrated use of temperature and humidity
  * Superior performance, good long-term stability

===== Technical specification =====

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^ Supply voltage         | 10 .. 30 VDC                                           ||
^ Power consumption:     | 0.4 W max                                              ||
^ Temperature measuring  | Range                | -40 .. +80 °C                    |
| :::                    | Precision            | ± 0.5 °C (25 °C)                 |
| :::                    | Resolution           | 0.1 °C                           |
| :::                    | Long term stability  | ≤ 0.1 °C / year                  |
| :::                    | Response time        | ≤ 18/s (1 m/s wind speed)        |
^ Humidity measuring     | Range                | 0 .. 100 % RH                    |
| :::                    | Precision            | ±3 %RH (5 .. 95 %RH, 25 °C)      |
| :::                    | Resolution           | 0.1 %RH                          |
| :::                    | Long term stability  | ≤0.1 %RH / year                  |
| :::                    | Response time        | ≤6 seconds (1 m/s   wind speed)  |
^ Dimensions:            | housing width        | 110 mm                           |
^ :::                    | max width            | 135 mm                           |
^ :::                    | housing height       | 100 mm                           |
^ :::                    | max height           | 150 mm                           |
^ :::                    | depth                | 45 mm                            |

===== Wiring =====

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^ Red    | Vcc      |
^ Black  | GND      |
^ Green  | RS 485 A  |
^ White  | RS 485 B  |