Yokogawa JUXTA VJ Series Limit Alarms - Manual (Page 46)

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<5. MODBUS Communication >
IM 77J01J11-01E 3rd Edition : Oct. 15, 2007-00
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Example:
Reading the statuses of alarms-1 and -2 from the VJ Series signal conditioner with commu-
nication address 1.
The following message reads two successive D registers starting at alarm-1 (D0014) and
communication address 1 in the ASCII mode.
[Message]
Start of message mark
: 0103000D0002ED[CR][LF]
"01": communication address 1, "03": function code 03, "000D": D-register address 0014,
"0002": number of D registers 2, and "ED": error check
Note: Numbers in quotation marks are hexadecimal.
The following response is returned with respect to the above message.
[Response]
: 01030400010000F7[CR][LF]
Alarm-1 is ON. Alarm-2 is OFF.