ES51960
3 3/4 Auto DMM
Operation Mode
(1) Measurement Description
Voltage Measurement
Resistive divider is automatically changed to provide in range reading
for 399.9mV to 3999V full scale reading. The following table shows
the various full scale range.
Range
Full scale Resistive Ratio
VR1 399.9 mV
1
, 1/1
VR2 3.999 V
R2/(R1+R2) , 1/10
R3/(R1+R3) , 1/100
R4/(R1+R4) , 1/1000
R5/(R1+R5) , 1/10000
VR3 39.99 V
VR4 399.9 V
VR5 3999 V
Resistance Measurement
Resistive divider is automatically changed to provide the proper range.
The following table shows the various full scale range.
Range
OR1
OR2
OR3
OR4
OR5
OR6
Full Scale
399.9 Ω
3.999 KΩ
39.99 KΩ
399.9 KΩ
3.999 MΩ
39.99 MΩ
Reference Resistor
R6(100Ω)
R5(1KΩ)
R4(10KΩ)
R1||R3(=100KΩ)
R1||R2(=1MΩ)
R1(10MΩ)
Current Measurement
In the current measurement mode , there are three range selections :
Mode
Range Selection Full Scale
Automatic Mode 1
uA
mA
A
399.9 uA
3999 uA
39.99 mA
399.9 mA
39.99 A
Automatic Mode 2
Manual Mode
When the mode changes among (uA, mA, A), the original AC/DC
state will keep.
7
92年8月4日
CYRUSTEK [ Cyrustek corporation ]
