Changes for page LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/30 14:27
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... ... @@ -27,7 +27,7 @@ 27 27 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915 28 28 * AT Commands to change parameters 29 29 * Remote configure parameters via LoRaWAN Downlink 30 -* Firmware upgradable via program port 30 +* Firmware upgradeable via program port 31 31 * Built-in 2400mAh battery for up to 10 years of use. 32 32 * Built-in Temperature & Humidity sensor 33 33 * Optional External Sensors ... ... @@ -57,7 +57,23 @@ 57 57 * ±2°C accuracy from -55°C to +125°C 58 58 * Operating Range: -55 °C ~~ 125 °C 59 59 60 += Sensors & Accessories = 60 60 62 +== E3 Temperature Probe == 63 + 64 +[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]] 65 + 66 + 67 +With Temperature sensor with 2 meters cable long 68 + 69 +* Resolution: 0.0625 °C 70 +* ±0.5°C accuracy from -10°C to +85°C 71 +* ±2°C accuracy from -55°C to +125°C 72 +* Operating Range: -40 ~~ 125 °C 73 +* -55°C to 125°C 74 +* Working voltage 2.35v ~~ 5v 75 + 76 + 61 61 = Battery & How to replace = 62 62 63 63 == Battery Type == ... ... @@ -65,7 +65,7 @@ 65 65 LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters. 66 66 67 67 The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance. 68 -[[image:image-20220515075034-1.png||height="208" width="644"]] 84 +[[image:image-20220515075034-1.png||height="208" width="644"]] 69 69 70 70 71 71 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery. ... ... @@ -86,7 +86,7 @@ 86 86 87 87 = Order Info = 88 88 89 -Part Number: (% class="mark" %)**LHT65-XX** 105 +Part Number: (% class="mark" %)**LHT65N-XX** 90 90 91 91 **XX**: The default frequency band 92 92 ... ... @@ -99,6 +99,10 @@ 99 99 * **IN865**: LoRaWAN IN865 band 100 100 * **CN470**: LoRaWAN CN470 band 101 101 118 +**YY**: Sensor Accessories 119 + 120 +* **E3**: External Temperature Probe 121 + 102 102 = Packing Info = 103 103 104 104 **Package Includes**: ... ... @@ -123,4 +123,3 @@ 123 123 (2) this device must accept any interference received, including interference that may cause undesired operation 124 124 125 125 126 -
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