Rockwell Automation 1425 PowerMonitor Wireless 250 - Manual (Page 41)

Rockwell Automation Publication 1425-UM001A-EN-P - January 2012 41
Software Interface Chapter 3
Firmware Revision (register 50)
The firmware revision reflects the major release number of the PowerMonitor
W250 firmware.
The high byte of this register contains the version number.
The low byte of this register contains the revision number.
Status Word (register 51)
The Status Word indicates through a bit map the status items shown in the
diagram.
Command Word (register 52)
The PowerMonitor W250 unit is able to execute commands after a write to a
command word, which is mapped to a read/write register. Setting a bit in the
command word executes the command.
Reset Meter
This command resets the energy counters to zero in both RAM and nonvolatile
RAM. This command does not affect the reporting interval values.
Recording Interval Time (Register 53)
The recording interval time is a configurable parameter that defines the
recording interval in minutes.
It can take the values 5, 6, 10, 12, 15, 20, 30.
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Reserved
Bit Number
1 = Synchronized to 50/60 Hz
1 = Checksum Error
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Reserved Reserved
Bit Number
1 = Reset Meter -
Resets the energy
usage and interval
usage counters.
Reserved = Writing a 1
disables RF communication.
Cycle power to the unit to
restore RF communication.