MRC DW-6090 User manual

PLEASE READ THIS MANUAL CAREFULLY BEFORE OPERATION
3, Hagavish st. Israel 58817 Tel: [phone], Fax: [phone] [email protected]
MRC.VER.01-10.11
Operation Manual for
POWER ANALYZER
DW-6090

Caution Symbol
Caution
:
* Risk of electric shock !
*Durin
g
the measurement,
do not open the cabinet.
Caution
:
* Do not apply the overload
volta
g
e, current to the input
terminal !
* Remove test leads before open
the battery cover !
*Cleanin
g
- Only use the dry
cloth to clean the plastic case !
Environment Conditions
* Installation cate
g
ories II .
* Pollution De
g
ree 2.
* Altitude up to 2000 meters.
* Indoor use.
* Relative humidity 80% max.

TABLE OF CONTENTS
1. FEATURES...................................................................... 1
2. SPECIFICATIONS............................................................ 1
2-1 General Specifications............................................. 1
2-2 Electrical Specifications...........................................
.
3
3. FRONT PANEL DESCRIPTION..........................................
.
8
4. PRECAUTIONS & PREPARATIONS FOR
MEASUREMENT..............................................................
.
10
5. MEASURING PROCEDURE ..............................................
.
10
5-1 AC Watt/V/A/PF, Hz Measurement ..........................
.
11
5-2 AC VA/V/A/PF, Hz Measurement .............................
.
12
5-3 AC Watt Hour ( Whr ) Measurement .......................
.
13
5-4 AC Volta
g
e, Current Measurement ..........................
.
13
5-5 DC Volta
g
e, Current Measurement ..........................14
5-6 Ohm Measurement.................................................
.
15
5-7 AC Watt, VA, Whr measurement, current input
cooperate with CT ( current transformer )............... 15
5-8 AC Watt, VA, Whr measurement, current input
cooperate with Clamp-On Probe..............................
.
16
5-9 Data Hold...............................................................17
5-10 Peak Hold...............................................................17
5-11 Alarm Settin
g
..........................................................18
6. MAINTENANCE...............................................................18
6-1 Battery Replacement ..............................................19
6-2 Cleanin
g
...................................................................19
7. RS232 PC SERIAL INTERFACE........................................
.
20
8. THE ADDRESS OF AFTER SERVICE CENTER .................. 21

1. FEATURES
* Multi-functions : WATT, VA, Whr, PF ( Power factor ),
ACV, ACA, DCV, DCA, Hz, ohm.
* True AC power( Watt ) & apparent power ( VA )
measurement.
* True rms display for ACV, ACA.
* Supper lar
g
e LCD, easy to read-out, display the Watt,
Power factor, Volta
g
e & Current value at the same time.
* Accept different kinds current input si
g
nal as direct input,
inductive clamp probe or CT ( current transformer ).
*Autoran
g
e.
* Built-in peak hold & data hold function.
* Watt & VA measurement with Hi, low alarm settin
g
capability.
* RS-232 output interface.
* Exclusive custom exclusive desi
g
n LSI circuit, provides
hi
g
h accuracy, reliability and durability.
* Built-in over input indication.
* Power supply by batteries or AC to DC adapter.
* Built-in low battery indicator .
* Durable bench type housin
g
plastic case with carryin
g
handle.
2. SPECIFICATIONS
2-1 General Specifications
Display * 93 mm x 52 mm lar
g
e LCD ( Liquid
Crystal Display) display.
* Multi-display unit, show Volt, Ampere,
Watt, Power factor or Hz at same time.
1

Measurement WATT, VA, Whr,, Power factor, ACV, ACA,
DCV, DCA, Hz, ohm.
Zero Adjustment Watt :
Watt : External adjustment by push button.
DCV, ACV, DCA, ACA :
Automatic adjustment.
Polarity Automatic switching, "-" indicates reverse
polarity.
Current input Direct input, inductive clamp probe or CT.
mode
Over input Indication of " - - - - or " - - - - .
Indication
Data Output RS232 serial interface.
SamplingTime W, VA, ACA, ACV, PF, Hz :
Approx. 1.5 Sec.
DCV, DCA, OHM :
Approx. 1 Sec.
OperatingTemp. 0 to 50 ( 32 to 122 ).
OperatingLess than 80 % R.H..
Humidity
Power Supply Battery power :
DC 9V, 1.5 V AA (UM-3) battery x 6 PCs.
AC power :
AC to DC 9V adapter ( 500 mA ), optional.
Power Battery power :
Consumption Approx. DC 30 mA
Dimension 280 x 210 x 90 mm ( 11.0 x 8.3 x 3.5 inch ).
Weight Approx. 1.6 Kg( 3.52 LB ).
Standard Test lead ( red & black ).............. 1 pair.
Accessories Instruction Manual...................... 1 PC.
2

2-2 Electrical Specifications ( 23 5 )
Watt (AC, true power),
current mode from direct input
Range Resolution Accuracy
6,000 Watt 1 Watt ( 1.5% + 5 d )
* Accuracy are specified under the following
conditions :
a) AC input current is 0.4 ACA & 10 ACA.
b) AC input voltage is within 110 V 15 % and
220V 15%.
c) ACA, ACV input signal is sine wave, 50/60 Hz.
d) Power factor 0.8.
* ACA, ACV frequency response is from 40 to 400 Hz.
* Max. volt & current input signal value :
Volt input : Max. AC 600V, Current input : Max. AC 10 A
Watt (AC, true power),
current input cooperate with inductive probe or C
T
Ran
g
eResolution
9,999 Watt 1 Watt
99.99 KW 0.01 KW
999.9 KW 0.1 kW
* Accuracy will be same as the abve " Direct Current
Input Mode " but plus the accuray value of Current
Transformer ( CT ) or the acccuracy value of Inductive
Current Probe.
*
Input current should obey :
Inductive Probe - 20 ACA.
CT 100/5 A - 8 ACA.
CT 1000/5 A - 80 ACA.
3

VA ( AC, Apparent Power )
current mode from direct inpu
t
Ran
g
e Resolution Accuracy
99.99 V
A
0.01 V
A
( 2 % + 2d )
999.9 V
A
0.1 V
A
9,999 V
A
1 V
A
* Accuracy are specified under the followin
g
conditions :
a) AC input current is 0.4 ACA & 10 ACA.
b) AC input volta
g
e is within 110 V 15 % and
220V 15%.
c) ACA, ACV input si
g
nal is sine wave, 50/60 Hz.
* ACA, ACV frequency response is from 40 to 400 Hz.
POWER FACTO
R
current mode from direct input onl
y
Ran
g
e Resolution Accuracy
0.01 to 1.00 0.01 ( 1.5% + 2 d )
* Accuracy are specified under the followin
g
conditions :
a) AC input current is 0.4 ACA & 10 ACA.
b) AC input volta
g
e is within 110 V 15 % and
220V 15%.
c) ACA, ACV input si
g
nal is sine wave, 50/60 Hz.
* Max. volt & current input value :
Volt input : AC 600V, Current input : AC 10
A
4

AC VOLTAGE ( true rms ), DC VOLTAGE
Ran
g
e Resolution Accuracy
0.1 V to 299.9 V 0.1 V DCV :
( 1 % + 1d )
300 V to 600 V 1 V ACV ( 10 V ) :
( 1 % + 7d )
A
CV
(
11 V to 100 V ) :
( 1 % + 5d )
A
C
V
( Others ) :
( 1 % + 1d )
* Auto ran
g
e.
* Max. input volta
g
e : AC 600 V, DC 600 V.
* ACV accuracy is test under input si
g
nal is sine wave,
50/60 Hz.
* ACV frequency response is from 40 to 400 Hz.
* ACV is true rms.
AC CURRENT ( true rms ), DC CURRENT
current mode from direct inpu
t
Ran
g
e Resolution Accuracy
0.01 A to 10.00
A
10 m
A
ACA
:
1%+3d)
DCA
:
1%+1d)
* Max. input current : AC 10 A, DC 10 A.
* ACA accuracy is test under input si
g
nal is sine wave,
50/60 Hz.
* ACA frequency response is from 40 to 400 Hz.
* ACA is true rms.
AC CURRENT ( true rms ), DC CURRENT
current mode from inductive probe
Ran
g
e Resolution
1000
A
1
A
* Accuracy : Meter volta
g
e ran
g
e accuracy plus
Inductive Probe's accuracy.
* ACA is true rms. 5

AC CURRENT
current mode from CT ( current transformer
)
Ran
g
e Resolution
CT 100/5A, 0.1 - 200.0
A
0.1
A
CT 1000/5A, 1 - 2000
A
1
A
* Accuracy : Meter current ran
g
e accuracy plus
CT ( current transformer ) accuracy.
* ACA is true rms.
Watt Hou
r
current from direct inpu
t
Ran
g
eResolution
0.001 Whr to 9.999 Whr 0.001 Whr
10.00 Whr to 99.99 Whr 0.01 Whr
100.0 Whr to 999.9 Whr 0.1 Whr
1000 Whr to 9999 Whr 1 Whr
10 K Whr to 99.99 K Whr 10 Whr
100 K Whr to 999.9 K Whr 100 Whr
1000 K Whr to 9999 K Whr 1 K Whr
* Accuracy & other specification requirement same as
" Watt " ran
g
e exactl
y
OHMS
Ran
g
e Resolution Accuracy
9,999 ohm 1 ohm ( 1 % + 1d )
19.99 K ohm 10 ohm
* Auto ran
g
e.
* Overload protection " Max. AC/DC 300 V.
6

Hz
Ran
g
e Resolution Accuracy
10.0 Hz to 99.9 Hz. 0.1 Hz ( 1 % + 1d )
100 Hz to 999 Hz. 1 Hz
* Auto ran
g
e.
* Frequency si
g
nal input volta
g
e level should
> 6V & 600 V.
Remark :
T
he above specification are tested under th
e
environment RF Field Stren
g
th less than 3 V/M
&
frequency less than the 30 MHz only.
7