Schneider Electric PM820 Marine Instruments User Manual


 
© 2011 Schneider Electric. All Rights Reserved.
63230-500-225A2 PowerLogic
TM
Series 800 Power Meter
3/2011 Chapter 3—Operation
15
COMMS (Communications) Setup
NOTE: If you are using PowerLogic software to set up the power meter, it is recommended
you set up the communications features first.
Refer to Table 3-1 for the meter’s default settings.
The same procedure is used to program the settings for the COMMS, COMM 1, and
COMM 2 options.
METER Setup
This feature allows the user to configure the CTs, PTs, system frequency, and system
wiring method.
CTs Setup
Table 3–1: Communications Default Settings
Communications Setting Default
Protocol MB.RTU (Modbus RTU)
Address 1
Baud Rate 9600
Parity Even
1. Perform steps 1 through 5 of the SETUP MODE
Access procedure on page 11.
2. Press
###: until COMMS (communications)
is visible.
3. Press COMMS (communications).
4. Select the required protocol: MB.RTU (Modbus
RTU), Jbus, MB. A.8 (Modbus ASCII 8 bits),
MB. A.7 (Modbus ASCII 7 bits).
5. Press OK.
6. Enter the ADDR (power meter address).
7. Press OK.
8. Select the BAUD (baud rate).
9. Press OK.
10. Select the parity: EVEN, ODD, or NONE.
11. Press OK.
12. At the SETUP MODE screen, continue
programming additional setup features or
press
1; until you are asked to save changes.
13. Press YES to save the changes.
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1. Perform steps 1 through 5 of the SETUP MODE
Access procedure on page 11.
2. Press
###: until METER is visible.
3. Press METER.
4. Press CT.
5. Enter the PRIM (CT primary) number.
6. Press OK.
7. Enter the SEC. (CT secondary) number.
8. Press OK.
9. At the SETUP MODE screen, continue
programming additional setup features or
press
1; until you are asked to save changes.
10. Press YES to save the changes.
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