Energometrika PMAC770 User manual

PMAC770 Multifunction Power Meter
Installation & Operation Manual
V3.0
ZHUHAI PILOT TECHNOLOGY CO., LTD.

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Danger and warning!
This device can be installed only by professionals.
The manufacturer shall not be held responsible for any accident caused by the
failure to comply with the instructions in this manual.
Risks of electric shocks, burning, or explosion
This device can be installed and maintained only by qualified people.
Before operating the device, isolate the voltage input and power supply and
short-circuit the secondary windings of all current transformers.
Use appropriatevoltage tester to make sure the voltage has been cut-off.
Put all mechanical parts, doors, or covers in their original positions before
energizing the device.
Always supply the device with the correct working voltage during its operation.
Failure to take these preventive measures could cause damage to equipment
or injuries to people.
Operating environment
Operating temperature: -10℃~+55℃
Storage temperature: -40℃~+70℃
Relative humidity: 5%~95%,non-condensing
Height: ≤2000m
Operating power supply: (Have 2 options, please check the label on the meter)
(1) 85Vac ~265Vac, 85Vdc ~265Vdc, 45-65Hz,10VA

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(2) 100~420Vac, 100~400Vdc, 45~60Hz,10VA
MAINS supply voltage fluctuations up to ±10 % of the nominal voltage
Pollution degree: 2
The product is for indoor use only.
Meaning of the symbols
Attention! This symbol warns you of dangers that could occur during assembly,
commissioning and operation.
Dangerous voltage! Risk of death or serious injury. Disconnect the power before
working on the system and device.
This Listing Mark is used for products going into the Canadian and US marketplace. It
shows that compliance with both Canadian and US requirements for listed products
has been met.

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A double insulated electrical appliance means product no only use basic insulation to
prevent electric shock, but also including safety measure, such as double insulation
or reinforced insulation, but earth protection or protection based on installation
conditions is not included.

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CONTENTS
1．General Information........................................................................................ 8
2. Order Information.............................................................................................. 11
3. Packing list......................................................................................................13
4. Figure and Terminals......................................................................................... 14
4.1 Dimension............................................................................................. 14
4.2Installation..............................................................................................14
4.3 Terminals...............................................................................................15
5. Connection Mode and Wiring............................................................................23
6. Display and Key-press Operation......................................................................27
6.1 Display Instruction................................................................................ 27
6.2 Keys.......................................................................................................28
6.3 Map of Display Data............................................................................. 29
7. Query Procedure................................................................................................ 30
7.1 Initial Display........................................................................................30
7.2 Voltage Value.........................................................................................31
7.3 Current Value.........................................................................................33
7.4 Frequency..............................................................................................34
7.5 Power Value...........................................................................................35
7.6 Energy................................................................................................... 36
7.7 Harmonic...............................................................................................37
7.8 Demand................................................................................................. 39
7.9 Analog Input (Optional)........................................................................ 41

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7.10 Running time display.......................................................................... 41
8. Setting................................................................................................................ 42
8.1 Instruction..............................................................................................42
8.2 Setting Site-map.................................................................................... 43
8.3 COM—Communication Setting Menu................................................. 49
8.4 CLEAR—Clearing Data Menu............................................................. 49
8.5 RELAY—Relay Setting Menu..............................................................50
8.6 AO—Analog Output Setting Menu (Optional)..................................... 51
8.7 LIMIT—Deviation Limit Setting Menu............................................... 52
8.8 ERROR..................................................................................................53
9. Measuring Function Description....................................................................... 54
9.1 Voltage...................................................................................................55
9.2 Current...................................................................................................56
9.3 Active power......................................................................................... 57
9.4 Reactive power......................................................................................57
9.5 Apparent power..................................................................................... 57
9.6 Power factor.......................................................................................... 58
9.7 Frequency..............................................................................................59
9.8Phase Angle............................................................................................59
9.9 Demand calculation...............................................................................59
9.10 Phase sequence detect......................................................................... 61
10. Power Quality Analysis................................................................................... 62
10.1General Description..............................................................................63
10.2 THD.....................................................................................................63

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10.3 Harmonic Ratio for Voltage................................................................ 63
10.4 Harmonic Ratio for Current................................................................ 63
10.5Voltage Crest Factor............................................................................. 64
10.6 Current K Factor..................................................................................64
10.7 Harmonic Voltage RMS...................................................................... 64
10.8 Harmonic Current RMS...................................................................... 65
10.9 Harmonic Power RMS........................................................................ 65
10.10 Harmonic Energy.............................................................................. 65
10.11 Frequency Deviation......................................................................... 65
10.12 Voltage Deviation.............................................................................. 66
10.13 Voltage Unbalance Rate.................................................................... 66
10.14 Current Unbalance Rate.................................................................... 67
11. Energy and Multi-tariff Energy Statics............................................................68
11.1 General Description.............................................................................68
11.2 Active Energy...................................................................................... 68
11.3 Reactive Energy...................................................................................69
11.4 Apparent Energy..................................................................................69
11.5 Multi-tariff Energy.............................................................................. 69
11.6History Energy......................................................................................71
12. Record Function...............................................................................................72
12.1 General Description.............................................................................72
12.2 SOE Event Log....................................................................................72
12.3Frequency Deviation Record................................................................73
12.4Voltage Deviation Record.................................................................... 73

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12.5 Voltage Unbalance Rate Deviation Record......................................... 74
12.6 Max. Demand Record......................................................................... 74
12.7 Real time Max./ Min. Record..............................................................74
12.8 Running Time Record......................................................................... 75
13. Setpoint Alarm................................................................................................. 76
13.1 General Description.............................................................................76
13.2 Setpoint Object....................................................................................76
13.3Alarm Condition...................................................................................77
13.4 Alarm Output.......................................................................................77
13.5 Example...............................................................................................77
14. Auxiliary Function........................................................................................... 79
14.1 Communication................................................................................... 79
14. 2 Status Input.........................................................................................80
14. 3 Relay Output...................................................................................... 81
14.4 4~20mAAnalog Input (optional module)........................................ 83
14.5 Pulse Output (optional module).......................................................... 83
14.6Analog Output (optional module)........................................................ 84
14.7 Ethernet TCP/IP & 64M bit Memory (optional module).................... 86
15. Technical Specification....................................................................................92
16. Maintenance and Trouble Shooting.................................................................96

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1．General Information
PMAC770 Three Phase Multifunction Power Meter is designed for monitoring and
displaying all kinds of electricity parameters. It’s widely used in low voltage and
medium voltage distribution/ automation system.
PMAC770 provide the main function as below:
Real-time measuring data, true RMS
All energy data (include real energy, multi-tariff energy, history energy, 1st ~13th
harmonic energy.
Power quality analysis
Demand calculation
Build-in clock and event log
Over/ under limit alarm
Phase sequence checking
Modbus-RTU / BACnet MS/TP / MODBUS TCP/IP communication (Optional)
Digital input/ Digital output (DI/ DO)
Analog input/ Analog output (AI/ AO, optional)
2 pulse output (optional) etc.

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Measuring Function of PMAC770 Basic Unit
High class
Voltage, Current, Power (P, Q, S), Power factor,
Energy (kwh, kvarh in 4 quadrant), CO2（for active energy）
Frequency, Phase Angle, Demand,
Max./ min. value ( U, I, P, Q),
Multi-tariff energy,Load rate
One RS485 (Modbus-RTU), Real-time clock,
√
3 status input + 2 relay output
Over / under limit alarm
SOE event log
√
Voltage/Current unbalance rate,
THD, 31stharmonic, Harmonic RMS(0~31st ), Harmonic
energy (1~13th),
Voltage crest factor, Current K factor,
Voltage deviation, Frequency deviation
Record for voltage/ frequency deviation,
Record history multi-tariff energy
Voltage unbalance rate record
Record Demand Maximum value
Record real time parameters maximum value
Running time record
√

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2. Order Information
Model No. PMAC770-E - ①-②-③–④
Function of basic unit
E
High class
①Optional Module
(Multiple choice, one meter can add no more than 3 modules. One meter
can add 2pcs of Module SW or SD, but only 1pcs of other modules.)
SW
DI module: 4 Digital Input (wet contact),
SD
DI module: 4 Digital Input (dry contact),
R
DO module: 2 Relay output
C
RS485 module: the 2nd RS485 port (Modbus-RTU protocol)
AO
AO module: 2 Analog output (4-20mA)
AI
AI module: 2 Analog input (4-20mA)
EP
Pulse module: 2 pulse output
BA
BACnet module: BACnet protocol
64M+TCP
64Mbit Memory (8M byte) + Ethernet Port
②Rated input voltage( Vph-N/ Vph-ph) and current
V1
57.7/100V (via PT), 5A
V2
57.7/100V (via PT), 1A
V3
220/380V (direct), 5A
V4
220/380V (direct),1 A
V5
120/208V (direct), 5A
V6
240/415V (direct), 5A

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V7
277/480V (direct), 5A
V8
63.5/110V (via PT), 5A
V9
120/208V (direct),1 A
V10
240/415V (direct),1 A
V11
277/480V (direct),1 A
V12
63.5/110V (via PT),1 A
V13
398/690V(direct), 5A
③Rated input frequency ( Not choose will be deem as 50Hz)
F1
50Hz
F2
60Hz
④Aux. power supply ( Not choose will be deem as P1)
P1
85~265Vac, 85 ~ 265Vdc, 45-65Hz
P2
100 ~ 420Vac , 100 ~ 400Vdc, 45~60Hz
For example:
Order No.: PMAC770-E-AI-V3-F1-P1 indicates the meter is the basic type +2 Analog
input, rated input 220/ 380V, 5A, rated input frequency 50Hz, and the Aux. power
supply: 85~265Vac, 85 ~ 265Vdc.

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3. Packing list
Packing box included:
1. PMAC770 Basic Unit ( and optional modules)
2. User Manual

4. Figure and Terminals
4.1 Dimension
Unit: mm
Cut size：90*90mm；panel size: 96x96mm
Depth：45.1mm（no module）；66.6mm（add module）
4.2Installation
Unit: mm

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4.3 Terminals
4.3.1 Terminal of Basic Unit
No.
Mark
Definition
1
N/-
Negative wire, Aux. power supply AC/ DC 220V
2
L/+
Positive wire, Aux. power supply AC/ DC 220V
3
V1
Phase A voltage
4
V2
Phase B voltage
5
V3
Phase C voltage
6
VN
Voltage neutral line
7
SHLD
RS485 shield
8
485-
RS485 com port -1, negative wire
9
485+
RS485 com port -1, positive wire
10
RL21
Relay output 2, positive
11
RL22
Relay output 2, negative
12
RL11
Relay output 1, positive
13
RL12
Relay output 1, negative
14
SG
Digital input, common earth
15
S3
Digital input 3, positive
16
S2
Digital input 2, positive
17
S1
Digital input 1, positive
18
I1+
In line, phase A current
19
I1-
Out line, phase A current

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20
I2+
In line, phase B current
21
I2-
Out line, phase B current
22
I3+
In line, phase C current
23
I3-
Out line, phase C current
4.3.2 Terminals of DI module (PMAC770-SW):
Digital Input Module
(one meter maximum can add 2 DI module)
No.
Mark
Definition
PIN1
EX S4(S8)
Digital input 4 (or 8) , positive
PIN2
EX S5(S9)
Digital input 5 (or 9) , positive
PIN3
EX S6(S10)
Digital input 6 (or 10) , positive
PIN4
EX S7(S11)
Digital input 7 (or 11) , positive
PIN5
EX SG1（SG2）
Common earth

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Terminals of DI module (PMAC770-SD):
Digital Input Module
(one meter maximum can add 2 DI module)
No.
Mark
Definition
PIN1
EX S12(S16)
Digital input 12 (or 16) , positive
PIN2
EX S13(S17)
Digital input 13 (or 17) , positive
PIN3
EX S14(S18)
Digital input 14 (or 18) , positive
PIN4
EX S15(S19)
Digital input 15 (or 19) , positive
PIN5
EX SG3（SG4）
Common earth

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4.3.3 Terminals of DO module (PMAC770-R):
Relay Output Module
(One meter can add one DO module only)
No.
Mark
Definition
PIN1
EX RL22
Extend relay-2 output 2
PIN2
EX RL21
Extend relay-2 output 1
PIN3
NC
Null
PIN4
EX RL12
Extend relay-1 output 2
PIN5
EX RL11
Extend relay-1 output 1

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4.3.4 Terminals of AO module (PMAC770-AO):
Analog Output Module
(One meter can add one AO module only)
No.
Mark
Definition
PIN1
EX AO2
Positive wire, analog output 2
PIN2
EX AG
Negative wire, analog output 2
PIN3
NC
Null
PIN4
EX AO1
Positive wire, analog output 1
PIN5
EX AG
Negative wire, analog output 1

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4.3.5 Terminals of AI module (PMAC770-AI):
Analog Input Module
(One meter can add one AI module only)
No.
Mark
Definition
PIN1
EX AI1
Positive wire, analog input 1
PIN2
EX AG
Negative wire, analog input 1
PIN3
NC
Null
PIN4
EX AI2
Positive wire, analog input 2
PIN5
EX AG
Negative wire, analog input 2