16.Simple Network Management Protocol – SNMP
Reading of values
The protocol is applicable for the following items:
• Mains parameters
• Calculated values
• Measured branch current values
If you need to record the values of a subsequent measurement, you have to use the SNMP protocol and
the external storage system. Historical data in the device is stored with a resolution of 10s.
Special values for error codes
In a fail situation you get error codes. Values with special meanings for branch current values
(one word, 16bit) are summarized below.
Special values (hex) Special values
(dec)
Meaning
7FF0 32'752 Data pending, acquisition in progress
7FF1 … 7FFB 32'753 … 32'763 Reserved
7FFC 32'764 The sensor is known but not accessible at the
moment
7FFD 32'765 Data type TrueRMS / AC / DC is disabled
7FFE 32'766 Overload (beyond full range)
7FFE 32'767 Forbidden (no sensor with ID xx)
72 SCU100 INSITE PRO M COMPACT USER MANUAL
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