YO Refrigerant Monitor
User guide v1.2
Page 1: ...YO Refrigerant Monitor User guide v1 2...
Page 2: ...05 09 2022 1 0 Initial release 20 07 2023 1 1 Added configuration with Yosensi Management Platform for devices with firmware with 3 4 0 and newer Changed description of connecting nodes with Yosensi M...
Page 3: ...dition 10 Installation 11 Package contents 11 Safety precautions 11 Installation guide 12 Operation 16 IoT system components 16 Device configuration 17 Configurable parameters 17 Parameters descriptio...
Page 4: ...ation and prevent potential damage and loss of materials and products that this installation maintains Figure 1 Device top view Device sticker placed on the right side of the device enclosure contains...
Page 5: ...incorrectly power and memory LoRaWAN communication failed to receive an acknowledgement from LoRaWAN Server within specified timeout Single flash White LoRaWAN communication LoRaWAN frame sent confirm...
Page 6: ...ical Figure 3 Dimensions of the device PHYSICAL SPECIFICATION Dimensions Height 42 mm Width 88 mm Depth 64 mm Colour Light grey Mounting method Horizontal Vertical can be screwed to the wall Enclosure...
Page 7: ...ternal 40 C to 125 C 0 2 C from 5 C to 60 C Relative humidity internal 0 to 100 2 at 20 to 80 Temperature sensor 20 C to 70 C From 0 5 FS to 1 FS Pressure The device provides data on the pressure in t...
Page 8: ...YO Refrigerant Monitor User guide v1 2 page 8 29 Figure 4 Sensor pressure monitoring chart Figure 5 Sensor temperature monitoring chart www yosensi io...
Page 9: ...idity Temperature and relative humidity are measured by sensors placed inside the device enclosure These measurements can be used to monitor if the device is working in recommended conditions Figure 6...
Page 10: ...ttery condition Battery voltage is used to monitor its condition to spot anomalies like sudden drop or its current condition based on voltage drop over time in comparison to initial voltage rating Fig...
Page 11: ...doing some other operations near inside electronics Be careful while handling the device dropping it may cause damage that will affect the sensors and other electronics inside When installing the dev...
Page 12: ...Unscrew the device remove 4 screws from the enclosure Figure 9 Device opening instructions 2 Unscrew the cable gland nut and remove the cap Figure 10 Device with removed top cover and PG7 cap marked...
Page 13: ...nd insert the appropriate wire into the corresponding slot in the connector VCC brown wire SDA black wire SCL white wire GND blue wire Tighten the cable gland to immobilize the external sensor wires a...
Page 14: ...e 13 Connecting sensor instructions 6 Plug and screw the 4 pin electrical connector into the sensor Figure 14 Connecting sensor instructions 7 Place three LR6 batteries in the device according to the...
Page 15: ...YO Refrigerant Monitor User guide v1 2 page 15 29 Figure 15 Battery placement instructions 8 Assemble the device and screw it back together www yosensi io...
Page 16: ...e gateway 2 Gateway device similar to routers equipped with a LoRa concentrator that receives LoRa packets and send them to the Internet connected server 3 Server in most cases a cloud based service w...
Page 17: ...onnection ble generic bluetooth settings device dynamic individual configuration for a specific device this section s structure differs for each device Sample configuration file for the YO Refrigerant...
Page 18: ...Device EUI Extended Unique Identifier 8 B HEX predefined R W appeui Application EUI 8 B HEX predefined R W appkey Application Key 16 B HEX predefined R W trials Join request trials 1 9 3 R W lorawan a...
Page 19: ...ice in ABP or OTAA mode deveui appskey predefined addresses and keys these parameters are generated using multiple IDs specific to the particular MCU and are unique for each device they can be changed...
Page 20: ...10 3 911 7 MHz channels 40 47 6 Sub band 7 911 9 913 3 MHz channels 48 55 7 Sub band 8 915 5 914 9 MHz channels 56 63 8 AU915 Sub band 1 915 2 916 6 MHz channels 0 7 1 2 R W Sub band 2 916 8 918 2 MHz...
Page 21: ...the device parameters Update firmware here you can update the firmware to version 3 4 0 and newer Recover device this section restores the firmware of the device This button helps if you lose the con...
Page 22: ...nsure that you are in the correct organization Alternatively you can also scan the QR code placed on the node It will redirect you right to the device details 3 After selecting the device go to the co...
Page 23: ...t yosensi io The application is a representation of each system and together with the node definitions is created by customers The basic integration of a node into the Yosensi Management Platform is d...
Page 24: ...section appkey All device identifiers are provided by Yosensi Support when you order the nodes Select a model that is compatible with your device this choice affects the number of charts and data sou...
Page 25: ...the Node configuration Click on the link in the Node Name column Go to the KEYS tab and switch LoRa Type from OTAA to ABP and fill in the blank spaces then press update The identifiers Device Address...
Page 26: ...reate an application click the bottom right button Fill in the Name and Description fields and select the Application Profile which is the region definition 4 Proceed to the application by clicking it...
Page 27: ...gerant Monitor payload with description 02 00 00 00 08 00 01 11 a6 0d 00 01 01 07 10 00 00 33 16 00 11 6d 00 13 0d 00 11 6d 01 10 Payload header First measurement battery voltage 0x02 0x00 0x00 0x00 0...
Page 28: ...YO Refrigerant Monitor User guide v1 2 page 28 29 Compliance statements www yosensi io...
Page 29: ...YO Refrigerant Monitor User guide v1 2 page 29 29 www yosensi io...
