CM2703 3 3/4 digits digital professional auto range multimeter with

CALTEK INDUSTRIAL(H.K.)LTD.
CM2703
CM2703 ver1.01/JAN06
3 3/4 digits digital professional auto
range multimeter with capacitance
measurement
Features:
3 3/4 Digits LCD display
DC Voltage 400mV to 600V
AC Voltage 400mV to 600V
DC Current 400µA to 10A
AC Current 400µA to 10A
Resistance 400Ω to 40MΩ
Diode test
Continuity test
Capacitance 40nF to 100µF
Frequency 5Hz to 5MHz
Duty Cycle 20% to 80%
Auto Power Off
Conform to IEC1010/EN61010-1,
CE-EMC & LVD CATII 600V
Accessories:
•
•
•
•
•
Instrument
Pair of test leads
Holster
Instruction manual
2 X 1.5 volt batteries (R6,AA UM3 or equivalent).
General Specifications
Display
Polarity
Measuring Method
Over range Indication
Low Battery Indication
Operation Temperature
Power Supply
Size
Weight
:
:
:
:
:
:
:
3 3/4 digit LCD display
Automatic (-) negative polarity indication.
Dual – Slop integration A – D converter system.
only “OL” in the display.
“
“ on the right of display.
0℃~ 40℃
2 x 1.5 V Battery (R6, AA UM3 or equivalent).
140 x 70 x 36mm
Approx. 350g (included batteries)
Due to our policy of continual product development we reserve the right to amend the specifications of
all mentioned products without notice.
Page 1 of 4
Revised on Jan. 14, 2006
Prepared by Fung
CALTEK INDUSTRIAL(H.K.)LTD.
CM2703 ver1.01/JAN06
Electrical Specification
Accuracies are ±(% of reading + number of least significant digits) at 23°C±5°C, less
than 75%RH
DC Voltage Measurement
Range
Accuracy
Resolution
Input impedance
Overload
protection
400mV
0.1mV
4V
0.001V
40V
0.01V
400V
0.1V
600V
1V
±(0.8ead. + 2dgt)
±(0.8% Read. +
3dgt)
600VDC/ACr
10MΩ
ms
AC Voltage Measurement
Range
Resolution
Accuracy
400mV(*)
0. 1mV
±(1.5% Read. +
5dgt)
4V
0.001V
40V
0.01V
400V
0.1V
600V
1V
±(1.2% Read. +
3dgt)
Input
Overload protection
impedance
10MΩ
600VDC/ACrms
(*)ACmV only available in manual-range
Frequency Range: 40-400Hz
DC Current Measurement
Range
Resolution
400uA
0.1uA
4000uA
1uA
40mA
0.01mA
400mA
0.1mA
10A
0.01A
Accuracy
Voltage drop
400mV
±(1.0% Read. + 2dgt)
4V
±(1.2% Read. + 5dgt)
200mV
Overload
protection
Fuse
400mA/250V
Fuse 10A/250V
Due to our policy of continual product development we reserve the right to amend the specifications of
all mentioned products without notice.
Page 2 of 4
Revised on Jan. 14, 2006
Prepared by Fung
CALTEK INDUSTRIAL(H.K.)LTD.
CM2703 ver1.01/JAN06
AC Current Measurement
Range
Resolution
400uA
0.1uA
4000uA
1uA
40mA
0.01mA
400mA
0.1mA
10A
0.01A
Accuracy
±(1.2% Read. +
5dgt)
±(2.0% Read. +
5dgt)
Voltage
Overload
drop
protection
400mV
Fuse 400mA/250V
4V
200mV
Fuse 10A/250V
Frequency Range: 40-400Hz
Resistance Measurement
Max. open
Range
Resolution
400Ω
0.1 Ω
4 kΩ
0.001 kΩ
40 kΩ
0.01 kΩ
400 kΩ
0.1 kΩ
4 MΩ
0.001 MΩ
40 MΩ
0.01 MΩ
Accuracy
±(1.0% Read. +
2dgt)
circuit
voltage
<700mV
Overload
protection
250VDC/ACrms<30
sec
±(2.0% Read. +
5dgt)
Diode Test
Range
Forward voltage
drop
Max open
Test current
circuit
voltage
Overload protection
Approx.
0.6mA
1.5V
Sound level
Test current
Max open
circuit
voltage
Overload protection
Approx ≤ 50Ω
resistance value
Approx.
1mA
Approx.0.5V
250VDC/Acrms
<30sec
0 – 1.000V
250V DC/ACrms<30sec
Continuity Test
Range
Due to our policy of continual product development we reserve the right to amend the specifications of
all mentioned products without notice.
Page 3 of 4
Revised on Jan. 14, 2006
Prepared by Fung
CALTEK INDUSTRIAL(H.K.)LTD.
Capacitance Test
Range
Resolution
40.00nF
0.01nF
400.0nF
0.1nF
4.000uF
0.001uF
40.00uF
0.01uF
100uF
0.1uF(15sec)
Frequency Test
Range
5Hz
50Hz
500Hz
5kHz
50kHz
500kHz
5MHz
Resolution
0.001Hz
0.01Hz
0.1Hz
1Hz
10Hz
100Hz
0.001MHz
Duty Cycle Measurement
Range
Resolution
20 – 80%
0.1%
CM2703 ver1.01/JAN06
Accuracy
Overload protection
±(3.0% Read. + 5dgt)
600VDC/ACrms<30sec
±(3.5% Read. + 5dgt)
Accuracy
Overload protection
±(1.5% Read. + 5dgt)
600VDC/ACrms <30sec
Vpp = 600mV
Accuracy
±(3.5% Read. + 5dgt)
Overload Protection
250V DC/AC rms
<30 sec.
Due to our policy of continual product development we reserve the right to amend the specifications of
all mentioned products without notice.
Page 4 of 4
Revised on Jan. 14, 2006
Prepared by Fung
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