SUPMEA SUP-DC2000, User Manual

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Chapter 8 Communication Protocol
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0x2001 short 0x03
The type of access sensor
determines the meaning of
measurement values 1, 2,
and 3. Please refer to Table 4
for details.
R
0x2002 float 0x03 Temperature value Unit: °C R
0x2004 float 0x03
Measured value 1, look up
table 4
R
0x2006 float 0x03
Measured value 2, look up
table 4
R
0x2008 float 0x03
Measured value 3, look up
table 4
R
0x2103 short 0x03 High Alarm Relay Status R
0x2104 short 0x03 0: Disconnect 1: Pull in R
Note: The above register data transmission adopts big endian mode, the high
byte is first, and the byte order of the floating point type is 4321
Table 4 Sensor Type Correspondence Table
Sensor type Data Measurement value 1, 2, 3 meaning
pH 0x0001
Measured value 1 is pH value, unit: pH
Measured value 2 is meaningless, value is 0
Measured value 3 is meaningless, value is 0
ORP 0x0002
Measured value 1 is the ORP value, unit: mV
Measured value 2 is meaningless, value is 0
Measured value 3 is meaningless, value is 0