7–82
PQM POWER QUALITY METER – INSTRUCTION MANUAL
MODBUS MEMORY MAP
CHAPTER 7: MODBUS COMMUNICATIONS
F39
TRACE MEMORY SWITCH INPUT TRIGGER
FFFF
0 = OFF
---
1 = OPEN-TO-CLOSED
---
2 = CLOSED-TO-OPEN
---
F40
TRACE MEMORY WAVEFORM SELECTION
FFFF
0 = Ia
---
1 = Ib
---
2 = Ic
---
3 = In
---
4 = Va
---
5 = Vb
---
6 = Vc
---
F41
TRACE MEMORY TRIGGERS
FFFF
0 = Trace Memory Not Triggered
---
1 = Ia Overcurrent
---
2 = Ib Overcurrent
---
3 = Ic Overcurrent
---
4 = In Overcurrent
---
5 = Va Overvoltage
---
6 = Vb Overvoltage
---
7 = Vc Overvoltage
---
8 = Va Undervoltage
---
9 = Vb Undervoltage
---
10 = Vc Undervoltage
---
11 = Switch Input A
---
12 = Switch Input B
---
13 = Switch Input C
---
14 = Switch Input D
---
15 = Serial Communication
---
F43
PULSE INPUT TOTALIZATION
FFFF
0 = 1+2
---
1 = 1+3
---
2 = 1+4
---
3 = 2+3
---
4 = 2+4
---
5 = 3+4
---
6 = 1+2+3
---
7 = 1+3+4
---
8 = 2+3+4
---
9 = 1+2+3+4
---
10 = 1+2+4
---
F44
PHASE CT WIRING
FFFF
0 = Phase A, B and C
---
1 = Phase A and B only
---
2 = Phase A and C only
---
3 = Phase A only
---
Table 7–11: Memory Map Data Formats (Sheet 11 of 20)
CODE
DESCRIPTION
BITMASK
