Power Curve Diagram; Battery-Low Indication; Battery Replacement - Mastech MS2205 Operation Manual

Power curve diagram

(Active power=apparent power × PF)
using wrist belt can prevent unintended dropping of the
meter.
PF=kW/kVA
2000W
+E
PEAK VALUE OF POWER
+I
E
MAX
+P
1000W
-E
ACTIVE POWER
-I
-P
O O
90 180
=14A
I
MAX
PEAK VALUE
PF=1
+V
+I
P
+P
v
MAX
+v
I
MAX
+i
-E
-I
0 -
-P
2000W
=141V
PEAK VALUE
POWER
O
360
O X
180
-i
O
360
-V
0 -
25
+V
+I
+P
v
MAX
O
45 O O
90
-E
0 -
-I
O O
45
-P
0 -
O O
45

Battery-low Indication

If battery voltage is low, "
the upper right corner of LCD. Then, it is needed to
replace new batteries.

Battery Replacement

Warning
1.Before opening the back lid to replace batteries, please
make sure the meter is turned off and no test probe is
connected to any test wire so as to avoid electrical
shock; before using the meter, please make sure the
back lid is tightly closed. Only batteries of identical
model or electrical specification can be used.
2.If " "symbol is shown on LCD, it signifies that battery
voltage with load is lower than the minimum voltage for
ensuring measurement error limits, and the meter will
prompt you to change new batteries. Please follow the
steps below to replace batteries:
P
I
MAX
500W
ACTIVE POWER
2
kW=I R
O
180
O
O
360
270
O
225
" symbol will be displayed on
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