7–92
PQM POWER QUALITY METER – INSTRUCTION MANUAL
MODBUS MEMORY MAP
CHAPTER 7: MODBUS COMMUNICATIONS
7.3.5
Analog Output
Parameter
Range
Table 7–12: Analog Output Parameter Range for Serial Ports (Sheet 1 of 2)
NO.
ANALOG OUT PARAMETER
RANGE
STEP
UNITS/
SCALE
DEFAULT
0
Not Used
0
0
---
0
1
Phase A Current
0 to 150
1
%
0
2
Phase B Current
0 to 150
1
%
0
3
Phase C Current
0 to 150
1
%
0
4
Neutral Current
0 to 150
1
%
0
5
Average Phase Current
0 to 150
1
%
0
6
Current Unbalance
0 to 1000
1
0.1 x%
0
7
Voltage Van
0 to 200
1
%
0
8
Voltage Vbn
0 to 200
1
%
0
9
Voltage Vcn
0 to 200
1
%
0
10
Voltage Vab
0 to 200
1
%
0
11
Voltage Vbc
0 to 200
1
%
0
12
Voltage Vca
0 to 200
1
%
0
13
Average Phase Voltage
0 to 200
1
%
0
14
Average Line Voltage
0 to 200
1
%
0
15
Voltage Unbalance
0 to 1000
1
0.1 x%
0
16
Frequency
0 to 7500
1
0.01 xHz
0
17
*3 Phase PF
–99 to +99
1
0.01 xPF
0
18
3 Phase kW
–32500 to +32500
1
kW
0
19
3 Phase kvar
–32500 to +32500
1
kvar
0
20
3 Phase kVA
0 to 65400
1
kVA
0
21
3 Phase MW
–32500 to +32500
1
0.1 xMW
0
22
3 Phase Mvar
–32500 to +32500
1
0.1 xMvar
0
23
3 Phase MVA
0 to 65400
1
0.1 xMVA
0
24
*Phase A PF
–99 to +99
1
0.01 xPF
0
25
Phase A kW
–32500 to +32500
1
kW
0
26
Phase A kvar
–32500 to +32500
1
kvar
0
27
Phase A kVA
0 to 65400
1
kVA
0
28
*Phase B PF
–99 to +99
1
0.01 xPF
0
29
Phase B kW
–32500 to +32500
1
kW
0
30
Phase B kvar
–32500 to +32500
1
kvar
0
31
Phase B kVA
0 to 65400
1
kVA
0
32
*Phase C PF
–99 to +99
1
0.01 xPF
0
*
Due to the fact that –0 and +0 both exist for power factor, the value stored in the PQM serial register is the
opposite of the value shown on the display.
Example: If the range 0.23 lead (–0.23) to 0.35 lag (+0.35) is required, –77 (–100+23)and +65 (100–35) must be
sent.
Содержание Multilin PQM
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