參數(shù)資料
型號(hào)： 3B18-01
廠商： Analog Devices, Inc.
英文描述： Wide Bandwidth Strain Gage Input
中文描述： 寬帶應(yīng)變計(jì)輸入
文件頁數(shù)： 3/8頁
文件大?。?/td> 335K
代理商： 3B18-01
3B18
3B18 Models Available
Rev. 0 | Page 3 of 8
Model
Input
Bridge
Input
Range
Excitation
1
Sensitivity
Output
Ranges
3B18-00
Full
Bridge
Externally
Programmable
3
+10.0 V or +3.33 V
Externally
Programmable
3
-10 V to +10 V &
0 mA to 20 mA
3B18-01
Full
Bridge
-30 mV to +30 mV
+10.0 V or +3.33 V
3 mV/V @ 10 Vexc
-10 V to +10 V &
0 mA to 20 mA
3B18-02
Full
Bridge
-10 mV to +10 mV
+10.0 V or +3.33 V
3 mV/V @ 3.33 Vexc
-10 V to +10 V &
0 mA to 20 mA
3B18-Custom
Full Bridge
*
+10.0 V or +3.33 V
*
*
1
Output current range may be user programmed to 4 mA to 20 mA using jumper supplied.
2
Requires AC1310 ranging card.
* Custom Input/Output ranges are available. Refer to configuration guide.
3B18 Specifications
(typical @ +25°C and ±15 V dc, and +24 V dc Power)
Description
Model 3B18
Input Range
Standard Range
±30 mV (3 mV/V sensitivity @ V
exc
= +10V)
±10 mV (3 mV/V sensitivity @ V
exc
= +3.33 V)
Custom Ranges
±5 mV to ±500
Output Range
Voltage (R
L
> 2 K
)
-10 V to +10 V
Current (R
L
= 0 to 850
)
1
4 mA to 20 mA or 0 mA to 20 mA
Maximum Current Output Span
0 mA to 31 mA
Accuracy
2
Initial @ +25°C
±0.1% Span
Nonlinearity
2
±0.01% Span
Stability vs. Temperature
Voltage Output
Zero
±3 μV/°C (RTI)
Span
±25 ppm of Reading/°C
Current Output
3
Zero
±25 ppm of Span/°C
Span
±25 ppm of Reading/°C
Bridge Excitation
Voltage user-selectable
+10 V or +3.33 V
Voltage, tolerance
±2%
Voltage vs. Temperature
±0.0015%/°C
Bridge Resistance Range
V
exc
= +10.0 V
300
to 1 k
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