YOKOGAWA EML500 Series, User Manual, Page: 62 / 85

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IM80B80T10E 21th Edition : Jul.1,2007-00
< 6.INSTALLATION >
6.8 Serial Output Signal Format
Transmission type : Start-stop synchronization
Baud rate : 9600 / 4800 / 2400 bps as per GPS interface setting
Transmission distance : 1.2 Km
Transmission period: 1 second (fixed)
Character format : Start bit 1
Data bit 7 / 8 bit as per the GPS interface setting
Stop bit 1 / 1.5 / 2 bit as per the GPS interface setting
Parity non / odd / even as per the GPS interface setting
L
S
B
M
S
B
Start bit DATA bits Stop bit

Data format (conforms to NMEA0183)
$ V M V B W DATA * SUM1 SUM2 CR LF
VM : Electromagnetic log VBW : Nautical speed
End of sentence
Checksum
Identification of checksum
Identification of data type
Sender
Start of sentence
$ V M V H W DATA * SUM1 SUM2 CR LF
VM : Electromagnetic log VHW : Nautical speed
End of sentence
Checksum
Identification of checksum
Identification of data type
Sender
Start of sentence
$ V M V L W DATA * SUM1 SUM2 CR LF
VM : Electromagnetic log VLW : Distance Traveled
End of sentence
Checksum
Identification of checksum
Identification of data type
Sender
Start of sentence