58 Rockwell Automation Publication 1420-UM001E-EN-P - March 2016
Appendix A PowerMonitor 500 Unit Data Tables
Table 27 - Configuration - Alarms
Modbus
Address
Length
(words)
Description / Units Data Format Notes
Block address
+0
1 Alarm N - Enabling UINT Value=1: alarm N enabled Value=0: alarm N disabled All other
values are considered as value=0
Block address
+1
1 Alarm N - Variable type to be linked
to
UINT See the Connected Variable List (Table 45)
Block address
+2
1 Alarm N - Delay ON activation (s) UINT Value min=0 Value max=3600 If the set value exceeds the allowed
range, the instrument automatically sets the value to 0
Block address
+3
2 Alarm N – Set point 1 REAL Value min = -9999M Value max = 9999M If the set value exceeds
the allowed range, the instrument automatically sets the value to
0.000
Block address
+5
2 Alarm N – Set point 2 REAL Value min = -9999M Value max = 9999M If the set value exceeds
the allowed range, the instrument automatically sets the value to
0.000
Block address
+7
9Reserved
Table 28 - Configuration - RS-485/RS-232 Communication
Modbus
Address
Length
(words)
Description / Units Data Format Notes
304356 1 Clock format UINT 0=24h/12h 1=AM-PM
304357 1 Clock daylight-saving UINT Value=0: NO Value=1: YES
304358 1 Clock calendar: Year
(1)
UINT 2009…2099
304359 1 Clock calendar: Month
(1)
UINT 1…12
304360 1 Clock calendar: Day
(1)
UINT 1…31
304361 1 Clock: Hour
(1)
UINT 0…23
304362 1 Clock: Minutes
(1)
UINT 0…59
304363 1 Clock: Seconds
(1)
UINT 0…59
304364 1 Daylight-saving: month in which to
increase the hour (+1H)
UINT 1…12
304365 1 Daylight-saving: Sunday in which to
increase the hour (+1H)
UINT 0…4 (0= last Sunday of the month)
304366 1 Daylight-saving: hour in which to
increase the hour (+1H)
UINT 0…23 (24h format only)
304367 1 Daylight-saving: month in which to
decrease the hour (-1H)
UINT 1…12
304368 1 Daylight-saving: Sunday in which to
decrease the hour (-1H)
UINT 0…4 (0= last Sunday of the month)
304369 1 Daylight-saving: hour in which to
decrease the hour (-1H)
UINT 0…23 (24h format only)
304401 1 RS-485 instrument address
selection
(2)
UINT Value min = 1 Value max = 247 If the set value exceeds the allowed
range, the instrument automatically sets the value to 1
304402 1 RS-485 baud rate selection
(2)
UINT Value=0: 9600 Value=1: 19200 Value=2: 38400 Value=3: 115200
All other values are considered as value=0
304403 1 RS-485 parity selection
(2)
UINT Value=0: No parity Value=1: Odd parity Value=2: Even parity All
other values are considered as value=0
(1) The values are updated only after sending the ‘update clock’ command.
(2) The values are updated only after sending the ‘update serial communication setting’ command or switching off and on the instrument.
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