X1 Thermocouple Sensor

X1 Thermocouple Sensor

X1 Thermocouple is a convenient way to remotely measure the temperature of anything that can be connected to a thermocouple.

Use Cases:

  • HVAC
  • Industrial
  • Appliances




X1 Thermocouple sensor is used to measure temperature in a range of different processes. The sensor element has a durable construction and a stainless steel 310 probe sheath. The main body comes in the familiar X1 form factor.

Additional information


LoRaWan, Bluetooth, Wifi, Cellular


Black, White



  • IP68 rated waterproof casing
  • Aluminium and Polycarbonate construction
  • Size: Cylindrical 40mm (D) x 109mm (H)

Sensor Range

  • Maximum Temperature Sensed: 1100 °C (Max)
  • Plain Pot Seal Temperature Rating 200 °C (Max)
  • Thermocouple Type: K
  • Probe Diameter: 6mm
  • Probe Material: Stainless Steel
  • Standards Met: ANSI or IEC

Alternate thermocouple sizes and cable lengths available on
For high-temperature applications, the X1 should be mounted
away from the heat source.


  • Xtensa® dual-core 32–bit LX6 microprocessor(s)
  • Micro-Python Operating System


  • RAM: 4MB
  • External flash: 8MB

LoRa specification

  • Semtech LoRa transceiver SX1276
  • LoRaWAN stack
  • Class A and C devices

LoRa Operating Frequencies

  1. 868 MHz (Europe) at 14dBm maximum
  2. 915 MHz (North and South America, Australia and NZ) at 20dBm maximum
  3. 433 MHz (Europe) at 10dBm maximum
  4. 4.470 – 510 MHz (China) at 14dBm maximum

LoRaWAN Regions

  1. AS923, AU915, EU868, US915

LTE CAT-M1/NB-IoT (Optional)

  • Supports narrowband LTE UE categories M1/NB1
  • Peak power estimations:
    • TX current = 420mA peak @1.5Watt
    • RX current = 330mA peak @1.2Watt

1: Devices are Either Cellular OR LoRa

WiFi Connectivity

  • MQTT Protocol Compliant
  • 802.11 b/g/n/e/i
  • 802.11 n (2.4 GHz), up to 150 Mbps
  • 802.11 i security features: pre-authentication and TSN
  • Wi-Fi Protected Access (WPA)/WPA2/WPA2–
  • Enterprise/Wi–Fi Protected Setup (WPS)

Bluetooth Connectivity

  • Compliant with Bluetooth v4.2 BR/EDR and BLE specification
  • Class–1, class–2 and class–3 transmitter without external power amplifier
  • Enhanced power control
  • +12 dBm transmitting power
  • Adaptive Frequency Hopping (AFH)

Power Options

  • Rechargeable 18650 LiPo Battery1

( 1 x 3400mAh batteries,3.7V operation)

1: Estimated 1-year battery life at hourly measurement intervals.

Mounting Kits

  • Quick Install Mounting Bracket

Security & Certification

  • 256-bit SHA, MD5, DES, AES Encryption
  • CE, FCC, IC and RCM certified
  • CE 0700


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The size of the Payload for this device is 12 bytes.

Please refer to this article to learn more about decoding a payload: Decoding a Payload

Sample Device Data:  

Voltage: 4106 mV
Message Number: 1
RSSI -(dB): 1
ErrorCode: 0

Sample Sensor Data: