Thursday, November 21, 2013

HP-870C Autorange Digital Clamp meter

Basic function
DC Voltage      400mV~1000V
AC Voltage      400mV~750V
DC Current       200A~1000A
AC Current      400A~1000A
Resistance      400Ω~40MΩ
Capacitance    40nF~100uμF
Temperature   -20℃~1000℃
Frequency       10Hz~10MHz
Duty Cycle       0.1%~99.9%




Function
Accuracy
Resolution
Remarks
DCV
400mV
0.8%of rdg
0.1mV
Overload protection1000VDc or AC peak
Input impedance10MΩ
4V
1.0%of rdg
1mV
40V
10mV
400V
100mV
1000V
1.5%of rdg
1V
ACV
Range
Accuracy
Resolution
Frequency
Overload protection1000VDc or AC peak/Input impedance10MΩ/Display: average response (with sinusoidal RMS calibration)
4V
1.5%of rdg
1mV
50400Hz
40V
10mV
400V
100mV
750V
2.5%of rdg
1V
50100Hz
DCA
Range
Accuracy
Resolution
Overload protection1000A60sec.
200A
3.0%of rdg
0.1A
1000A
0800
3.5%of rdg
1A
8001000
6.5%of rdg
ACA
400A
3.0%of rdg
Overload protection1000Arm/Less than/ Display: average response (with sinusoidal RMS calibration)
Frequency Range: 50~60HZ
1000A
0800
3.5%of rdg
5060Hz
8001000
6.5%of rdg
Ω
400Ω
1.5%of rdg
0.1Ω
Overload protection: 250 V DC or AC  RMS
4KΩ
1.2%of rdg
40KΩ
10Ω
400KΩ
100Ω
4MΩ
1KΩ
40MΩ
2.5%of rdg
10KΩ
Diode Test
Range
Resolution
Test Condition
Display value is measured diode and triode p-n junction positive pressure drop approximation
forward DC current: approximate 0.4mA 
Reversed DC voltage: approximate 1.5V
Continuity
Range
Resolution
Test Condition
Built-in buzzer will sound if resistance is lover than 50Ω
Open circuit voltage approx. 0.5V
Capacitance
Range
Accuracy
Resolution
Overload protection: 250V DC/250Vrms AC
40nF
6.0%f rdg
10PF
400nF
3.5%f rdg
100PF
4uF
1nF
40uF
10nF
100uF
6.0%f rdg
100nF
Frequency
Range
Accuracy
Resolution
Sensitivity
Overload protection: 250V DC/250Vrms AC
10Hz
1.2%f rdg
0.01Hz
Input range: 1.5 V ~ 10 V value
100Hz
0.1Hz
1000Hz
0.8%f rdg
1Hz
10KHz
10Hz
100KHz
100Hz
1000KHz
1KHz
10MHz
2.0%f rdg
10KHz
Temperature
Range
Accuracy
Resolution
Overload protection: 250V DC/250Vrms AC
-20150
3+2
400
1
1501000
3.0%f rdg
≥400
1