Yokogawa JUXTA M Series Digital Limit Alarms MVTK - Manual (Page 52)

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<5. MODBUS Communication >
IM 77J04J11-01E 1st Edition : 2006.08.25-00
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Example:
Reading the statuses of alarm-1 and alarm-2 setpoints of the M Series with address num-
ber 01.
The following message reads two successive D registers starting at alarm-1 setpoint
(D0101) of address number 01 in the ASCII mode.
[Message]
Start of message mark
: 01030064000296[CR][LF]
"01": address number 01, "03": function code 03, "0064": D-register start number 0101,
"0002": number of D registers 2, and "96": error check
Note: The numbers in quotation marks are hexadecimal.
The following response is returned with respect to the above message.
[Response]
: 01030400010000F7[CR][LF]
Alarm-1 setpoint is 1. Alarm-2 setpoint is 0.