7–74
PQM POWER QUALITY METER – INSTRUCTION MANUAL
MODBUS MEMORY MAP
CHAPTER 7: MODBUS COMMUNICATIONS
F8
UNSIGNED INTEGER - KEYPRESS SIMULATION
FFFF
49 = '1' = SETPOINT
---
50 = '2' = ACTUAL
---
51 = '3' = RESET
---
52 = '4' = STORE
---
53 = '5' = MESSAGE UP
---
54 = '6' = MESSAGE DOWN
---
55 = '7' = MESSAGE LEFT
---
56 = '8' = MESSAGE RIGHT
---
57 = '9' = VALUE UP
---
97 = 'a' = VALUE DOWN
---
F9
UNSIGNED INTEGER - RELAY/LED TEST DATA
FFFF
Alarm Relay
0001
Auxiliary Relay 1
0002
Auxiliary Relay 2
0004
Auxiliary Relay 3
0008
‘ALARM’ LED
0010
‘PROGRAM’ LED
0020
‘SIMULATION’ LED
0040
‘SELF TEST’ LED
0080
‘ALARM’ Relay LED
0100
‘AUX 1’ Relay LED
0200
‘AUX 2’ Relay LED
0400
‘AUX 3’ Relay LED
0800
F10
TWO ASCII CHARACTERS
FFFF
32-127 = ASCII Character
7F00
32-127 = ASCII Character
007F
F11
UNSIGNED INTEGER - ENABLE/DISABLE
FFFF
0 = Disable/OFF
---
1 = Enable/ON
---
F12
UNSIGNED INTEGER - MODBUS BAUD RATE
FFFF
0 = 1200
---
1 = 2400
---
2 = 4800
---
3 = 9600
---
4 = 19200
---
F13
UNSIGNED INTEGER - PARITY TYPE
FFFF
0 = None
---
1 = Even
---
2 = Odd
---
Table 7–11: Memory Map Data Formats (Sheet 3 of 20)
CODE
DESCRIPTION
BITMASK