Siemens SITRANS SL - Page 140

Interfaces to automation systems
8.2 Modbus interface
SITRANS SL
142 Operating Instructions, 12/2010, A5E01132948-04
Modicon-
modbus-
address
Type Data
Address
Description
30021 Input Register 20 Component 3 – Pressure
Quality
30022 Input Register 21 Component 3 – Pressure
Value
30024 Input Register 23 Component 3 – Pressure
Time stamp – Day
30025 Input Register 24 Component 3 – Pressure
Time stamp – Hour
30026 Input Register 25 Component 3 – Pressure
Time stamp – Minute
30027 Input Register 26 Component 3 – Pressure
Time stamp – Second
30028 Input Register 27 Component 4 – Temperature
Measurement counter
30030 Input Register 29 Component 4 – Temperature
Quality
30031 Input Register 30 Component 4 – Temperature
Value
30033 Input Register 32 Component 4 – Temperature
Time stamp – Day
30034 Input Register 33 Component 4 – Temperature
Time stamp – Hour
30035 Input Register 34 Component 4 – Temperature
Time stamp – Minute
30036 Input Register 35 Component 4 – Temperature
Time stamp – Second
30101 Input Register 100 Overall Device Status
30103 Input Register 102 All Device Status Bits.1
30105 Input Register 104 All Device Status Bits.2
30107 Input Register 106 All Device Status Bits.3
30109 Input Register 108 All Device Status Bits.4
Modbus addresses 40000 ... 49999
Modicon-
modbus-
address
Type Data
Address
Description
40001 Holding Register 0 Component 3 – Pressure
Quality
40002 Holding Register 1 Component 3 – Pressure
Value in mbar as IEEE 32 bit value
40004 Holding Register 3 Component 4 – Temperature
Quality
40005 Holding Register 4 Component 4 – Temperature
Value in °C as IEEE 32 bit value