Sage RIO SIX, Instruction Manual

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O p e r a t i o n s a n d I n s t r u c t i o n M a n u a l
57
S A G E M E T E R I N G , I N C .
REV. 10-SIX/SRX
17 (0x11) REPORT SLAVE IDENTIFICATION*
This query requests from the specified slave address
a detailed identification packet with a run status, and
Sage Rio and firmware revision response. (Rio will
not respond to broadcast slave address 00.)
Query
The query message specifies the slave address, func-
tion code, and CRC check words.
17 (0x11) REPORT SLAVE ID
–QUERY– –RESPONSE–
SA – SLAVE ADRESS SA
11 – FUNC CODE 11
CL – CRC LSB BC – BYTES COUNT, 19
CH – CRC MSB SD – SLAVE ID (DEVICE SPECIFIC), 0x5A
RS – RUN STATUS INDICATOR, 0xFF
ASCII Text – SAGE Rio v1.81x
CH
CL
Response
The Sage Rio will respond with an echo of the slave address and
function code. The byte count will be 19 (0x13) to allow the master to
account for all the remaining bytes that follow.
REPORT SLAVE ID Example: (Slave Address = 0x30 = 48, default)
Master Query –> 30 11 D5 BC
Rio Response –> 30 11 13 5A FF 53 61 67 65 20 50 72 69 6D 65 20
76 31 2E 38 31 20 F1 2B
ASCII translation–> Sage Rio v1.81
NOTE: THIS PAGE APPLIES TO REV. 1.81–1.83
ILLEGAL FUNCTION CODES*
The Sage Rio will respond to other Modbus function
codes not documented in this revision, these codes
are considered unsupported by Sage Metering.
Unsupported function codes will cause the Rio to
reply with Modbus ILLEGAL FUNCTION status.
*Not implemented in revision 1.80