Features: 

• NB-IoT Bands:B1/B2/B3/B4/B5/B8/B12/B13/B17/B18/B19/B20/B25/B28/B66/B70/B85 @H-FDD
• Ultra-low power consumption
• For LTC1-NB/NS: max: 1 x monitor temperature channels
• For LTC1-NB/NS: Press the button to immediately take a sample and upload a data packet.
• For LTC2-NB/NS: max: 2 x monitor temperature channels
• Support 3-wire PT-100
• Temperature alarm
• Datalog Feature
• Support Bluetooth v5.1 remote configure and wireless OTA update firmware
• Uplink via MQTT, MQTTs, TCP, UDP or CoAP
• Uplink on periodically
• Downlink to change configure
• 8500mAh Li/SOCl2 Battery (LTC1/LTC2-NB)
• Solar panel + 3000mAh Li-ion battery (LTC1/LTC2-NS)

Applications: 

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

NB-IoT Spec:

NB-IoT Module: BC660K-GL

Support Bands:

• B1 @H-FDD: 2100MHz
• B2 @H-FDD: 1900MHz
• B3 @H-FDD: 1800MHz
• B4 @H-FDD: 2100MHz
• B5 @H-FDD: 860MHz
• B8 @H-FDD: 900MHz
• B12 @H-FDD: 720MHz
• B13 @H-FDD: 740MHz
• B17 @H-FDD: 730MHz
• B18 @H-FDD: 870MHz
• B19 @H-FDD: 870MHz
• B20 @H-FDD: 790MHz
• B25 @H-FDD: 1900MHz
• B28 @H-FDD: 750MHz
• B66 @H-FDD: 2000MHz
• B70 @H-FDD: 2000MHz
• B85 @H-FDD: 700MHz

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:

• STOP Mode: 10uA @ 3.3v
• Max transmit power: This email address is being protected from spambots. You need JavaScript enabled to view it.

• DataSheet, Document Base
  
• User Manual -- Online Latest
• Shared Folder for all Dragino Products

Package Includes:

• LTC1/LTC2-NB or LTC1/LTC2-NS   NB-IoT Temperature Transmitter x 1
• External antenna x 1

Dimensions and Weight:

• Package Dimension: mm
• Weight : g 

Part Number: LTC1/LTC2-NB-XX  or  LTC1/LTC2-NS-XX

XX: 

• GE: General version ( Exclude SIM card) 
• 1T: with 1NCE * 10 years 500MB SIM card and Pre-configure to ThingsEye server

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

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