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Summary of Contents for Nokeval Stable-LWEU-T-DI
- Page 1 Stable-LWEU-T-DI Manual ID11554 V14 20.7.2021 Firmware 1.0-1.0...
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Page 2: Table Of Contents
Declaration of conformity ..........................13 Introduction The Stable-LWEU-T-DI is a temperature transmitter. The device measures temperature using two thermocouples. Stable-LWEU-T-DI uses LoRaWAN for communication with the cloud. Before using the 868 MHz radio, make sure it is legal in your country. -
Page 3: Installation
Installation Mounting Mount the device to wall or another suitable vertical surface. Mounting position, cable outlets downward. • Open the lids with flat screwdriver. • Mount device with pan head screw, ø4.2mm max., length 10mm min. Close the lids. •... - Page 4 The Stable-LWEU-T-DI works with its default settings and no parameter configuration is normally required. However, if it is necessary to change the settings of the device, it can be done with Nokeval’s MekuWin software (available for free at www.nokeval.com). Following procedure should be followed in order to get access to the settings: •...
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Page 5: Operation
If the Stable-LWEU-T-DI is used with the Nokeval cloud platform, the default settings are ok. If you wish to manually set the LoRaWAN credentials and/or integrate it with your cloud platform, see “LoRaWAN settings” and “Uplink payload structure” chapters. -
Page 6: Lorawan Settings
MAC layer controls the data rate. Uplink payload structure This information is only relevant for integrating the Stable-LWEU-T-DI with customer’s own cloud platform. The payload data format consists of a protocol version field and 1 or more messages in length-type-data format. - Page 7 Message format: Size Name Meaning Message length Bits 0:6 - Message length in bytes, excluding length field and optional age field. Bit 7: If 1, age field is included. (2B) Optional age field Age, uint16 * 60 seconds Message type Type, e.g.
- Page 8 Type 11: Utility Contains utility information about the device. Uses bit flags to describe which fields are included in the message, similar to message type 10. Size Name Meaning Bit flags If 0x00: Request to send utility. Otherwise describes which fields are included in the message. E.g. 0100 0001 = device type + serial number 0 –...
- Page 9 Example uplinks Example 1: measurement and utility message 01 0B 0A 04 00 0D DB 20 00 6C 09 0C 00 09 0B 41 51 4F 00 50 AD CF 81 Bytes (hex) Name Meaning Protocol version 01 – Version Message length Message length 11, excluding length field.
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Page 10: Maintenance
Maintenance Checking the status The status of the Stable-LWEU-T-DI can be checked by opening the enclosure and pressing the button in the top-left corner. If the led is solid green, no statuses are active. Otherwise, any statuses are presented by series of blinks with a short pause between series and a longer pause after all active statuses have been presented. - Page 11 Power supply Batteries 3.6V Lithium Thionyl battery pack (3 x AA size) Typical battery life 10 years with 1 hour transmission interval and 2 minutes measurement interval Measuring and data transmission Transmission Interval Configurable: 5min / 10min / 15min /20min / 30min / 1h / 2h / 3h / 4h / 6h Measurement Interval Configurable: 1/2/3/4/5/10/15/20/25/30/45/60 min Radio...
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Page 12: Warnings
Warnings The device must not be disposed in household waste. Observe local regulations concerning the disposal of electrical waste. The device may contain a battery. Manufacturer Nokeval Oy Rounionkatu 107 FI-37150 Nokia Phone +358 3 342 4810 (Mon-Fri 8:30-16:00 EET) WWW http://www.nokeval.com/... -
Page 13: Declaration Of Conformity
Declaration of conformity...
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