Alsense™. If in Alsense™ the refrigeration system is located in a position other than that transmitted by PR-OCTO, an alarm is notified on the monitoring platform. Authorized personnel can access Alsense™ to view active alarms and decide if PR-OCTO has to lock the operation of the refrigeration system.
The modem is registered to the network 3. Compatibility The PR-OCTO device gives the possibility to execute the lock command and to collect the diagnostic information only in conjunction with an electronic thermostat. The current version of the PR-OCTO includes the compatibility with the thermostats listed in Table 2.
The power supply must be shared with the electronic thermostat: the PR-OCTO must be powered on only when the thermostat is also powered on. If the PR-OCTO is powered on when the thermostat is off, a “Controller communication failure” alarm is raised after 60 minutes.
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Mobile application (recommended) Danfoss has developed a mobile application for Android and IoS that can be used also for check the best position where to install the OCTO in the cooler. This is the suggested way to check the best position to install the PR-OCTO into the cooler.
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User Guide | Monitoring unit, type PR-OCTO Fig. 6: VBCTKSignalTester application screeeshots. Once discovered the best position with respect to the Antenna Signal Level, it is possible to decide if it is the case to protect the Side B (the one with the connectors) of the OCTO. To this aim, it can be adopted the same approach that the cooler manufacturer uses to protect the connector side of the electronic thermostat, hence a piece of plastic with an appropriate shape can be used.
User Guide | Monitoring unit, type PR-OCTO Fig 7: In case of metallic protection, do not cross the indicated line otherwise the signal of the internal antenna results corrupted. 5 cm 6. Installation in the coolers During the industrial production of the coolers, there should be a phase in which the electronic thermostat is installed.
Fig. 8: Association between OCTO device and the specific cooler. 7. Prosa mandatory settings This section is to highlight the fundamental importance of the STEP 7 listed in Section 6. The association between the equipment and the PR-OCTO can be done: • Using the mobile app •...
• The installation of the PR-OCTO should be performed while the cooler is switched-off. • Inside the device there is a GPRS antenna. For this reason, while the PR-OCTO is working it must be at the minimum distance of 9.5 cm (4”) from the people. The installation must be done to ensure this distance.
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