Allen-Bradley 1420-V1, User Manual, Page: 57 / 90

Rockwell Automation Publication 1420-UM001E-EN-P - March 2016 57
PowerMonitor 500 Unit Data Tables Appendix A
Table 25 - Energy Metering Values Modbus - Read-only
Modbus
Address Length
(words) Description / Units Data Format Notes
301281 4 Total kWh+ ULINT Values in Wh or varh
301285 4 Total kVARh+ ULINT
301289 4 Total kWh- ULINT
301293 4 Total kVARh- ULINT
301297 4 Partial kWh+ ULINT
301301 4 Partial kVARh+ ULINT
301305 4 Partial kWh- ULINT
301309 4 Partial kVARh- ULINT
301313 4 Hours counter ULINT Hours value: Integer part got from the division of the counter by
100-Minutes value: rest of the previous computation (decimal part)
Table 26 - Configuration - Base Unit: Read and Write
Modbus
Address Length
(words) Description / Units Data Format Notes
304097 1 Password UINT Minimum valid value: 0d Maximum valid value: 9999d
304098 1 Electrical system selection UINT Value =0: 1P (1-phase 2-wire) Value =1: 2P (2-phase 3-wire)
Value=2: 3P (3-phase 3-wire) Value=3: 3P2 (3-phase 2-wire) one
current and 1-phase (L1) to neutral voltage measurement)
Value=4: 3P1 (3-phase 4-wire one current and 3-phase to neutral
voltage measurements) Value=5: 3PN (default =3PN)
304099 1 Reserved UINT
304101 1 Backlight mode UINT The timing backlight is programmable from 0…255 minutes
(0 = always ON)
304107 1 DMD - Calculation UINT Selection of the DMD calculation mode Value=0: Fixed Value=1:
Slide - only for W

and VA

304108 1 DMD - Time interval UINT Value=0: 1 min Value=1: 5 min Value=2: 10 min Value=3: 15 min
Value=4: 20 min Value=5: 30 min Value=6: 60 min
304110 1 DMD - Synchronization UINT Synchronization selection mode Value=0: OFF Value=1: Clock
304121 2 CT - Current transformer ratio REAL 1.0…9999.0
304123 2 VT(PT) - Voltage transformer ratio REAL 1.0…9999.0
304127 2 Filter Span parameter REAL Value min = 0.0
Value max = 100.0 (Disabled = 0.0)
304129 2 Filter Coefficient REAL Value min = 1.0
Value max = 256.0
304177 16 Virtual Alarm AL1 (LED 1) Customized See the Table 27
304193 16 Virtual Alarm AL2 (LED 2) Base Alarm data structure
304209 16 Virtual Alarm AL3 (LED 3)
304225 16 Virtual Alarm AL4 (LED 4)