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SunGeneAgricultural IoT
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Design example

Cold Chain Temperature Alerts

Plan temperature-excursion, door-status and offline alerts for fixed cold rooms using the existing operations workflow.

Design example: use the site requirements and equipment path below to plan your own configuration.

Hardware in this guide

Product-family photos. See each product page for specifications and options.

Planning a similar site?

Send the site count, signals, network, power and reporting target. We will return a comparable hardware configuration for quotation.

Site conditions to check

Compare power, communication and equipment requirements for irrigation, pumps, soil and weather monitoring.

Project team

A storage operator evaluating wireless temperature alerts for fixed cold rooms.

Challenge

The storage team needs temperature-excursion alerts while keeping its existing monitoring and response workflow.

Equipment in the system

Example equipment arrangement. Check compatibility and agree who handles software, PLC/SCADA programming and site installation.

Site context

  • Multiple cold rooms or cabinets
  • Temperature range and alarm threshold required
  • Alarm recipients already defined by operations

Approach

  • Define temperature range and reporting interval
  • Select wired or wireless sensors based on wall material
  • Map alarm duration and timestamp to the customer workflow

Hardware plan

  • Temperature humidity sensors
  • Door or power status input
  • LoRaWAN/NB-IoT node or 4G gateway
  • Optional controller output

Hardware reference

Product-family photos; the model and enclosure may vary.

Integration path

  • Sensor data to gateway or operator network
  • Alarm payload to customer workflow
  • Report interval adjusted for audit needs

Checks before rollout

  • Check temperature accuracy and calibration separately from notification timing
  • Test reception with the actual wall materials and gateway position
  • Verify excursions, recovery and offline states with the intended recipients

Quote inputs

  • Room count and temperature range
  • Wall material
  • Alarm threshold and recipients
  • Calibration expectation

Related pages

FAQ

How can I use this design example?

Compare the measurement points, equipment connections and site checks with your project. Send the existing devices, available power and receiving system so we can check a suitable configuration.

How should wireless sensors be checked inside cold rooms?

Confirm temperature range and calibration requirements, then test reception with the actual wall materials, doors and gateway position. Define the reporting interval and how door, power and missing-data states reach the receiving system.

What should a temperature-excursion test include?

Agree the threshold, persistence time, original timestamp and recipients. Test a sustained excursion, recovery and a lost connection. Send room count, temperature range, wall materials and calibration expectations before selecting the sensors.