參數(shù)資料
型號(hào): LM135Z
廠商: 意法半導(dǎo)體
元件分類: 溫度/濕度傳感器
英文描述: PRECISION TEMPERATURE SENSORS
中文描述: 高精度溫度傳感器
文件頁數(shù): 8/14頁
文件大小: 291K
代理商: LM135Z
Typical Applications
(Continued)
Fahrenheit Thermometer
DS005698-24
*To calibrate adjust R2 for 2.554V across LM336.
Adjust R1 for correct output.
THERMOCOUPLE COLD JUNCTION COMPENSATION
Compensation for Grounded Thermocouple
DS005698-6
*
Select R3 for proper thermocouple type
THERMO-
COUPLE
J
T
K
S
Adjustments:
Compensates for both sensor and resistor tolerances
1. Short LM329B
2. Adjust R1 for Seebeck Coefficient times ambient temperature (in degrees K) across R3.
3. Short LM335 and adjust R2 for voltage across R3 corresponding to thermocouple type
R3
SEEBECK
COEFFICIENT
52.3 μV/C
42.8 μV/C
40.8 μV/C
6.4 μV/C
(
±
1%)
377
308
293
45.8
J
T
14.32 mV
11.79 mV
K
S
11.17 mV
1.768 mV
L
www.national.com
8
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