DLMS Single-Phase vs Three-Phase OBIS Register Mapping Reference
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Quick Reference Table: Standard Electrical Measurement OBIS Codes
Measurement Total Phase A (L1) Phase B (L2) Phase C (L3) Class ID Active Power (+P) 1.0.1.7.0.2551.0.21.7.0.2551.0.41.7.0.2551.0.61.7.0.2553 (Register) Active Power (-P) 1.0.2.7.0.2551.0.22.7.0.2551.0.42.7.0.2551.0.62.7.0.2553 (Register) Reactive Power (+Q) 1.0.3.7.0.2551.0.23.7.0.2551.0.43.7.0.2551.0.63.7.0.2553 (Register) Voltage (RMS) N/A 1.0.32.7.0.2551.0.52.7.0.2551.0.72.7.0.2553 (Register) Current (RMS) N/A 1.0.31.7.0.2551.0.51.7.0.2551.0.71.7.0.2553 (Register) Power Factor 1.0.13.7.0.2551.0.33.7.0.2551.0.53.7.0.2551.0.73.7.0.2553 (Register) Frequency 1.0.14.7.0.255N/A N/A N/A 3 (Register) Active Energy (+A) 1.0.1.8.0.2551.0.21.8.0.2551.0.41.8.0.2551.0.61.8.0.2553 / 4 (Ext Reg) Active Energy (-A) 1.0.2.8.0.2551.0.22.8.0.2551.0.42.8.0.2551.0.62.8.0.2553 / 4 (Ext Reg) Bookmark this reference for field data validation!
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Very handy reference! Especially useful when validating neutral current measurements, which use
1.0.91.7.0.255on four-wire meter installations.
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