InTemp Bluetooth Low Energy 90 Day Single-Use Temperature Data Logger
CX502 InTemp Bluetooth Low Energy 90 Day Single-Use Temperature Data Logger
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Part # CX502

InTemp Bluetooth Low Energy 90 Day Single-Use Temperature Data Logger

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The InTemp CX502 Bluetooth® Low Energy data logger is a single-use logger that records temperature data for up to 90 days. Designed for Cold Chain, CRT, and Frozen shipments, the CX502 is ideal for sea container, long haul, and parcel shipments.

Using the InTemp app on your mobile device, you can easily configure the CX502 with one of multiple preset configurations, or set up a custom configuration. The logger has a built-in alarm to alert you to excursions. And logger reports can be quickly downloaded to your phone or tablet and uploaded to an InTempConnect® account, where you can analyze and export data as needed.

With the optional CX Gateway, you can get remote notifications of temperature excursions and automatically download data from loggers within range of the device. Learn more about the CX Gateway here.

A 3-Point Certificate of Calibration, valid for one year from date of purchase, provides assurance that the data can be trusted when making important product-disposition decisions.

  • Integrates with mobile and cloud platforms for a 21 CFR Part 11 compliant solution
  • Enables fast, remote data transfer; ideal for clinical logistics
  • Eliminates need to open sealed containers to retrieve data
  • Real-time alerts and automatic data downloads with optional CX Gateway device
  • Shortens logger-handling times; no PC or cables required
  • Ensures secure data via encrypted technology
  • Meets GDP requirements for NIST traceable calibration

In what environment does this data logger operate?

This data logger operates in a cold chain environment.

What measurements does this data logger support?

The CX502 data logger supports the following measurement: Temperature

The country of origin for this product is the United States.

Choose measurement system:

Some specifications display both measurement systems and/or refer to other similar products when mentioned.

Logger Operating Range
-30° to 70°C (-22° to 158°F)
Radio Power
1 mW (0 dBm)
Transmission Range

Approximately 30.5 m (100 ft) line-of-sight

Wireless Data Standard

Bluetooth Low Energy (Bluetooth Smart)


Single use


90 days

Shelf Life

Up to 1 year

Logging Rate

1 second to 18 hours


CR2450 3V lithium, not replaceable. Battery lasts for duration specified when logger is used within the 1-year shelf life. Faster logging intervals, remaining connected with the InTemp app, excessive downloads, and paging may impact battery life.


14,000 measurements

Full Memory Download Time

Approximately 30 seconds; may take longer the farther the device is from the logger

6.9 x 4.5 x 1.1 cm (2.71 x 1.76 x 0.42 inches)
25.5 g (0.90 oz)
Environmental Rating


Compliance Marks

CE Compliant FCC Logo Australia/New Zealand General Compliance mark

Temperature Sensor
-30° to 70°C (-22° to 158°F)
±1.0°C from -30° to -5°C (±1.8°F from -22° to 23°F)
±0.5°C from -5° to 50°C (±0.9°F from 23° to 122°F)
±1.0°C from 50° to 70°C (±1.8°F from 122° to 158°F)
0.04°C (0.072°F)

Passed RTCA DO160G, part 21H

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