Data message example - MD30

MD30 Interface Description

Document code
M212201EN
Revision
D
Language
English
Product
MD30
Document type
Technical description

The transferred binary data is in hex format.

Request message

The format of the request data message is the following:

<message start> <message sender ID> <message receiver ID> <message ID> <message number> <data length> <data> <CRC>

The following is an example of a single SEND DATA request that is sent to the mobile sensor in hex format.

0xab 0x00 0x01 0x20 0x0e 0x02 0x00 0x00 0x00 0x97 0x9e

The example request contains the following information:

  • Unit ID: 1
  • Client ID: 0
  • Message ID: 0x20
  • Message number: 14
  • Length: 2
  • Data interval: 0
  • CRC: 0x9e97

Response message

The format of the response data message is the following:

<message start> <message sender ID> <message receiver ID> <message ID> <message number> <data length> <interface version number> <error code> <data> <CRC>

The following is an example of a single SEND DATA response that is sent from the mobile sensor in hex format.

0xab 0x01 0x00 0x20 0x0e 0x36 0x00 0x43 0x00 0xd7 0x08 0x00 0x00 0x00 0x00 0x8f 0xc2 0xbf 0x41 0x29 0x5c 0x45 0x42 0xfb 0x52 0x4b 0x41 0xfb 0x52 0x4b 0x41 0x08 0xd7 0x02 0x42 0x01 0x01 0x85 0xeb 0x51 0x3f 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x53 0xe8

The example response contains the following information:

  • Unit ID: 1
  • Client ID: 0
  • Message ID: 0x20
  • Message number: 14
  • Interface version: C
  • Length: 54
  • Error code: 0
  • Count: 2263
  • Warning: 0
  • Error: 0
  • Air temperature: 23.9699
  • RH: 49.3400
  • Dew point: 12.7077
  • Frost point: 12.7077
  • Surface temperature: 32.7099
  • Surface state: 1
  • EN 15518: 1
  • Grip: 0.8199
  • Water: 0.00
  • Ice: 0.00
  • Snow: 0.00
  • Status: 0
  • Error: 0
  • CRC: 0xe853