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參數(shù)資料
| 型號(hào)： | ES51988 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 3 3/4 AUTO REL/MAX/MIN |
| 中文描述： | 3 3 / 4自動(dòng)REL /最大值/最小值 |
| 文件頁(yè)數(shù)： | 7/22頁(yè) |
| 文件大小： | 254K |
| 代理商： | ES51988 |
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7 91年11月28日
3 3/4 AUTO REL/MAX/MIN
ES51988
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
VR1
VR2
VR3
VR4
VR5
Full scale
399.9 mV
3.999 V
39.99 V
399.9 V
3999 V
Resistive Ratio
1 , 1/1
R2/(R1+R2) , 1/10
R3/(R1+R3) , 1/100
R4/(R1+R4) , 1/1000
R5/(R1+R5) , 1/10000
Resistance Measurement
Resistive divider is automatically changed to provide the proper range.
The following table shows the various full scale range.
Range Full Scale
OR1 399.9
Ω
OR2 3.999 K
Ω
OR3 39.99 K
Ω
OR4 399.9 K
Ω
OR5 3.999 M
Ω
OR6 39.99 M
Ω
Reference Resistor
R6(100
Ω
)
R5(1K
Ω
)
R4(10K
Ω
)
R1||R3(=100K
Ω
)
R1||R2(=1M
Ω
)
R1(10M
Ω
)
Current Measurement
In the current measurement mode , there are three range selections :
Mode
Automatic Mode 1
Range Selection
uA
Full Scale
399.9 uA
3999 uA
39.99 mA
399.9 mA
39.99 A
Automatic Mode 2
mA
Manual Mode
A
When the mode changes among (uA, mA, A), the original AC/DC
state will keep.
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