Surfact Signal shows you exactly where your temperature-sensitive cargo is and what temperature it is holding — live, and for any period in the past. This guide covers checking a device's live status, replaying a route, changing the time span and printing a quick temperature read-out.

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Select any device in the device list on the left to open its live status, historic temperature and location data.

Click the play button to replay the recorded temperature readings and GPS positions. Follow the route the device has travelled on the map and see exactly where the temperature fluctuated — ideal for investigating a temperature excursion after delivery.

Use the pre-configured time span buttons on the right (for example 24t for the last 24 hours) — or select a custom date and time range — to analyze a device's operational history and temperature trends.

Need a fast temperature log for print or PDF? Click the read-out button to generate a quick temperature summary for the selected period — handy when a customer or inspector asks for documentation on the spot.

Emma adapts its reporting frequency to activity. See How Your Emma Smart Tracker Collects and Sends Data and How Emma Sends Temperature Data During Rapid Fluctuations.

The device may be outside cellular coverage — check the Surfact Global Coverage Map — or its batteries may need replacing. See How to Replace Batteries on Your Emma Smart Tracker.

Yes — every monitored route automatically generates a route report with map, temperature graph and summary values, downloadable as PDF. See Route Reports: Download Cold Chain Compliance Reports as PDF.