LTC1/LTC2-LB/LS -- LoRaWAN Temperature Transmitter

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LTC1/LTC2-LB/LS -- LoRaWAN Temperature Transmitter

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The Dragino LTC1/LTC2-LB/LS Industrial LoRaWAN Temperature Transmitter is designed to monitor temperature for different environment. It supports to read PT100 probe and convert the value to temperature and uplink to IoT server via LoRaWAN protocol.

LTC1-LB/LS supports one temperature monitoring channel. Press the button to immediately sample and upload the data packet. LTC2-LB/LS supports a maximum of 2 temperature monitoring channels.

LTC1/LTC2-LB/LS supports Datalog feature. User can retrieve the sensor value via LoRaWAN downlink command.

LTC1/LTC2-LB/LS supports BLE configure and wireless OTA update which make user easy to use.

LTC1/LTC2-LB/LS is powered by 8500mAh Li-SOCI2 battery or solar panel with Li-ion battery, it is designed for long-term use up to several years.

Features:

LoRaWAN 1.0.3 Class A
Bands:CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
Ultra-low power consumption
For LTC1-LB/LS: max: 1 x monitor temperature channels
For LTC1-LB/LS: Press the button to immediately take a sample and upload a data packet.
For LTC2-LB/LS: max: 2 x monitor temperature channels
Support 3-wire PT-100
Temperature alarm
Datalog Feature
Support Bluetooth v5.1 and LoRaWAN remote configure
Support wireless OTA update firmware
Uplink on periodically
Downlink to change configure
8500mAh Li/SOCl2 Battery (LTC1/LTC2-LB)
Solar panel + 3000mAh Li-ion battery (LTC1/LTC2-LS)

Applications:

LTC1LTC2 应用

Specification:

Common DC Characteristics:

Supply Voltage: Built-in Battery , 2.5v ~ 3.6v
Operating Temperature: -40 ~ 85°C

PT100 Temperature Sensor Spec:

DR-SI -- Standard IP68:

Installation: Insert
Probe Dimension: φ5*30mm
Measure Range: -60 ~ 200 °C
Cable Length: 2 meters
Class A PT100

DR-LT -- Low Temperature:

Installation: Insert
Probe Dimension: φ5*30mm
Measure Range: -196 ~ 150 °C
Cable Length: 2 meters
Class A PT100

DR-HT -- High Temperature:

Installation: Insert
Probe Dimension: φ4.5*30mm
Measure Range: -70 ~ 450 °C
Cable Length: 3 meters
Class A PT100

DR-UHT -- Ultra High Temperature:

Installation: Insert
Probe Dimension: φ6*50mm
Measure Range: -40 ~ 600 °C
Cable Length: 3 meters
Class A PT100

DR-FSA -- Food Safety Type:

Installation: Insert
Probe Dimension: φ4*150mm
Measure Range: -40 ~ 260 °C
Cable Length: 2 meters
Class A PT100

DR-FT -- Flat Type:

Installation: Attached
Probe Dimension: 3.6*7.5*20mm
Measure Range: -60 ~ 200 °C
Cable Length: 2 meters
Class A PT100

LoRa Spec:

Frequency Range, Band 1 (HF): 862 ~ 1020 Mhz
Max +22 dBm constant RF output vs.
RX sensitivity: down to -139 dBm.
Excellent blocking immunity

Battery:

Li/SOCI2 un-chargeable battery
Capacity: 8500mAh
Self-Discharge: <1% / Year @ 25°C
Max continuously current: 130mA
Max boost current: 2A, 1 second

Power Consumption:

Sleep Mode: 5uA @ 3.3v
LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm

Package Includes:

LTC1/LTC2-LB or LTC1/LTC2-LS LoRaWAN Temperature Transmitter x 1

Dimensions and Weight:

Package Dimension: mm
Weight : g

Part Number: LTC1/LTC2-LB-XX or LTC1/LTC2-LS-XX

XX: the default frequency band

EU433: Default frequency band EU433
CN470: Default frequency band CN470
EU868: Default frequency band EU868
IN865: Default frequency band IN865
KR920: Default frequency band KR920
AS923: Default frequency band AS923
AU915: Default frequency band AU915
US915: Default frequency band US915

Notice: LTC1/LTC2-LB or LTC1/LTC2-LS part number doesn't include temperature sensor. User need to purchase seperately.

Probe Options: DR-SI, DR-LT, DR-HT, DR-FSA, DR-FT

Last modified on 16 December 2025