Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
BS3700 Series
Intelligent CPU Controlled Multi functions Digital Multimeters
BS3701 3 3/4 Digits Multi Functions DMM
BS3702 3 3/4 Digits Elect-Meter
BS3700 Series
BS3703 3 3/4 Digits LCR Meter
BS3704 4 1/2 Digits High Precision DMM
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Created on 9/9/2004 18:08 by EDWARD
Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
BS3700 General Features:
MCU controlled with the S.O.A.P. (Smart Overload Aggressive Protection) System for all ranges
overloading electronic protection. Smart Warning beeper system for high Voltage/ Current alert.
Self recovery smart fuse equivalent protection circuit, no physical fuses required.
SilkyCaseTM over moulded housing (Patent pending).
Drop, splash/dust proof to prolong use lifetime.
3 3/4 Digits Max. Reading 3999 (BS3701/ BS3702/ BS3703) or 4 1/4 Digits Max.19999 (BS3704)
with 21 segment bargraph display.
Auto power off, Engineering Units Display, Relative measurement, Live wire verification, Data
Hold (BS3703) and Max. Hold (BS3701/ BS3702/ BS3704).
DC/AC Voltage, DC Current/AC Current (BS3701/ BS3702/ BS3704), Resistance, Capacitance,
Inductance (BS3703), Temperature (BS3701/ BS3702/ BS3704), Frequency, Diode (BS3701/
BS3702), Continuity, TTL Logic check with display of Logic Voltage (BS3701/ BS3703/ BS3704).
Galvanometer DCA bridge circuit analysis, BS3701- 40uA (10nA Resolution) and BS3704- 20uA
(1nA Resolution).
BS3702 Elect Meter featured with RCD Check, 3 Phase sequence check, Live wire verification.
BS3703 LCR meter with software controlled measuring mechanism to distinguish even small
values between inductance and impedance where in most handheld LCR meters cannot achieve.
Go/NoGo LCR sorting and Voltage/Current High/Low limits auto setting.
Approx. 450 g (including 9V battery).
Dimension 160 x 85 x 35 mm.
Conform to EN61010-1(2000 Version), CE-EMC & LVD CAT III 600V.
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Created on 9/9/2004 18:08 by EDWARD
Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
Technical Specifications :
Feature
Description
BS3701
BS3702
3 3/4 Digits Multi
3 3/4 Digits Elect-Meter 3 3/4 Digits LCR Meter
Functions DMM
Galvanometer DCA
30mA / 100mA RCD
Special Feature 40uA with
(Residual Current
10nA resolution
Device) check
3999
Display
BS3703
BS3704
4 1/2 Digits High
Precision DMM
Go/NoGo LCR sorting Galvanometer DCA
voltage/current high/low 20uA with
setting
3999
1nA Resolution
3999
19999
DC Voltage Measurement
400mV
±(0.5%+3d)
4V
Range
4V
40V
±(0.8%+3d)
400V
600V
±(0.5%+3d)
40V
400V
±(1.2%+3d)
600V
±(0.8%+3d)
±(1.2%+3d)
4V
±(0.5%+3d)
40V
200mV
±(0.2%+3d)
2V
20V
400V
±(0.8%+3d)
200V
±(0.3%+3d)
600V
±(1.2%+3d)
600V
±(0.5%+3d)
20MΩ
20MΩ
20MΩ
10MΩ
200μV, 2mV, 20mV,
2mV, 20mV, 200mV, 1V
200μV, 2mV, 20mV,
10μV, 100μV, 1mV,
200mV, 1V
10mV, 100mV
Input Impedance
Resolution
400mV
200mV, 1V
AC Voltage Measurement
400mV
±(1.0%+3d)
400mV
4V
Range
±(1.0% + 3d)
4V
40V
±(1.2%+3d)
400V
600V
±(1.5%+3d)
200mV
40V
±(0.5% + 3d)
2V
20V
400V
±(1.2%+3d)
400V
±(1.2% + 3d)
200V
±(0.8% + 3d)
600V
±(1.5%+3d)
600V
±(1.5%+ 3d)
600V
±(1.0% + 3d)
Frequency
Response
40 ~ 100Hz
40 ~ 400Hz
40 ~ 100Hz
40 ~ 100Hz
Input Impedance
20MΩ
20MΩ
20MΩ
10MΩ
200μV, 2mV, 20mV,
2mV, 20mV, 200mV, 1V
200μV, 2mV, 20mV,
10μV, 100μV, 1mV,
200mV, 1V
10mV, 100mV
Above 25V
Above 25V
Resolution
Frequency
Measurement
Live Wire
Verification
200mV, 1V
10Hz ~ 2kHz
±(1.0%+2d)
Above 25V
Above 25V
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
Feature
BS3701
BS3702
BS3703
BS3704
Phase Sequence Checking / Frequency Measurement
Clockwise,
Anti-clockwise,
Check
Missing phase
Accuracy
±(3.0%+ 5d)
Resolution
1Hz
Voltage Limit
50 ~ 400V
Frequency
Response
20Hz ~ 2kHz
DC Current Measurement
40mA
Range
400mA
±(1.0%+3d)
40mA
400mA
±(0.8%+ 3d)
2mA
20mA
±(0.8%+ 3d)
200mA
Input Impedance
30Ω, 20Ω
25Ω, 15Ω
115Ω, 25Ω, 15Ω
AC Current Measurement
40mA
Range
400mA
±(1.5%+3d)
40mA
400mA
±(1.2%+ 3d)
2mA
20mA
±(1.2%+ 3d)
200mA
Input Impedance
30Ω, 20Ω
25Ω, 15Ω
115Ω, 25Ω, 15Ω
Frequency
Response
40 ~ 400Hz
40 ~ 400Hz
40 ~ 400Hz
Frequency
Measurement
10Hz ~ 2kHz
±(1.0%+2d)
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Created on 9/9/2004 18:08 by EDWARD
Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
Feature
BS3701
BS3702
BS3703
BS3704
Inductance Measurement
4mH
±(3.0%+ 5d)
40mH
Range
400mH
±(5.0%+ 5d)
4H
Test Frequency
1kHz
Test Voltage
3V
Capacitance Measurement
400nF
Range
400nF
±(4.0%+ 5d)
4μF
40μF
±(5.0%+ 5d)
400μF
200nF
±(2.5%+ 5d)
4μF
40μF
±(2.5%+ 5d)
40μF
400μF
±(3.0%+ 5d)
400μF
±(2.5%+ 5d)
2μF
20μF
±(3.0%+ 5d)
±(3.0%+ 5d)
200μF
Test Frequency
2.5Hz
2.5Hz
2.5Hz
2.5Hz
Test Voltage
3V
3V
3V
3V
Resistance Measurement
40Ω
±(2.5%+ 3d)
400Ω
4kΩ
Range
40kΩ
40Ω
±(2.5%+ 3d)
20Ω
400Ω
±(0.8%+ 3d)
400kΩ
4kΩ
40kΩ
400Ω
4kΩ
±(0.8%+ 3d)
40kΩ
400kΩ
±(1.0%+ 3d)
200Ω
±(0.8%+ 3d)
400kΩ
2kΩ
20kΩ
±(0.5%+ 3d)
200kΩ
4MΩ
±(1.0%+ 3d)
4MΩ
±(1.2%+ 3d)
4MΩ
±(1.2%+ 3d)
2MΩ
±(0.8%+ 3d)
20MΩ
±(1.5%+ 3d)
40MΩ
±(1.5%+ 3d)
40MΩ
±(1.5%+ 3d)
20MΩ
±(1.0%+ 3d)
400MΩ ±(3.0%+ 3d)
Temperature Measurement
Range (Built-in
Sensor)
Ambient
Temp.
±(1.0%+ 5)
Ambient
Temp.
Ambient
±(1.0%+ 5)
Temp.
Range (External K -20 ~ 0℃ ±(1.0%+ 5) -20 ~ 0℃ ±(1.0%+ 5)
Thermo. Probe) 0 ~ 400℃ ±(1.0%+ 3) 0 ~ 400℃ ±(1.0%+ 3)
Remarks
±(1.0%+ 5)
-20 ~ 0℃ ±(1.0%+ 5)
0 ~ 400℃ ±(1.0%+ 3)
Due to the tight sealing of the casing, ambient temp. measured values may deviate to +/- 3 degree
TTL Logic Measurement
Low
< 1V, > 0V
High
> 3V, < 40V
Digital Display
Bargraph
Display
Limitation
< 1V, > 0V
±(1.0%+ 3)
> 3V, < 40V
“ L “ for Low with the actual Voltage reading
±(1.0%+ 3)
< 1V, > 0V
> 3V, < 40V
±(1.5%+ 3)
“ H “ for High with the actual Voltage reading
Bargraph segments at “LEFT” all show up for Low
Bargraph segments at “RIGHT” all show up for High
Bargraph will not show up when detected Voltage is above 1V and below 3V
Do not exceed 40V DC
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Created on 9/9/2004 18:08 by EDWARD
Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
Feature
BS3701
BS3702
BS3703
BS3704
Galvanometer- nano DCA analysis
Range
-40μA ~ 0 ~ 40μA
-20μA ~ 0 ~ 20μA
Accuracy
±(2.0%+ 3d)
±(2.5%+ 3d)
Resolution
20nA
1nA
Input Impedance
10kΩ
10kΩ
Bargraph
Display
To show “+” or “-“ (Left or Right) movement from the center neutral zero.
Current flows in the bridge circuit can be defined.
Continuity Test
Beeper
<70Ω
<70Ω
<70Ω
<70Ω
Open Circuit
Voltage
<2.8V
<1V
<1V
<2.8V
Diode Test
Open Circuit
Voltage
<2.8V
<2.8V
Testing Current
2mA
2mA
10A Current Adaptor Measurement (100mV = 10A) – with option 3700-10A
DCA
ACA
Range
400mV(10A)
400mV(10A)
200mV(10A)
Accuracy
±(3%+5d)
±(3%+5d)
±(3%+5d)
Range
400mV(10A)
400mV(10A)
200mV(10A)
Accuracy
±(5%+5d)
±(5%+5d)
±(5%+5d)
20A / 200A AC/DC High Current Measurement – with option 3700-BS06
20A
100mV/10A ±2.5%
100mV/10A ±2.5%
100mV/10A ±2.5%
100mV/10A ±2.5%
200A
100mV/100A ±2.5%
100mV/100A ±2.5%
100mV/100A ±2.5%
100mV/100A ±2.5%
Remarks
Readings of display in current ampere (A) will appear only for BS3702.
Readings of BS3701/03/04 are referring to the conversion table of (mV) to (A) in manual
Standard Accessories
Test Lead
Red and Black CAT II 1000V 15A,/ CAT III 600V 10 A
Manual
English
Gift Box
200 x 140 x 55 mm
Optional Accessories
Carrying Case
3700-CC1
10A Current
Adaptor
3700-10A
3-Phase 3rd Test
Lead with Clip
3700-CC1
3700-CC1
3700-CC1
3700-10A
3700-10A
3702-001
3703-001
LCR Test Fixture
200A Clamp Head
3700-BS06
3700-BS06
K-Thermocouple
3700-TP01
3700-TP01
3700-BS06
3700-BS06
3700-TP01
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Created on 9/9/2004 18:08 by EDWARD
Caltek Industrial (H.K.) Ltd.
BS3700 series specs-09092004.doc
Photo
Item No.
Test Lead:
CT-3A
Photo
Item No.
10A Current
Adaptor
3700-10A
Manual
(English)
Nylon Carrying
Case:
3700-CC1
Color Gift
Box
LCR External
Test Fixture:
3703-001
200A AC/DC
Clamp Head:
3700-BS06
K-Thermocouple:
3700-TP01
3-Phase 3rd
Test Lead
with Clip:
3702-001
Due to our policy of continual product development we reserve the right to amend the specifications of all mentioned products without notice. June 2004@copyright CALTEK INDUSTRIAL (H.K.) LTD.
C:\DOCUME~1\derek\LOCALS~1\Temp\Rar$DI00.917\BS3700 series specs-09092004.doc
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Created on 9/9/2004 18:08 by EDWARD