C.6 Digital Temperature Sensor (1-Wire) P/N DIG-TEMP1
The Digital Temperature interface provides complete integration with the DS18B20 Temperature
Sensor I.C. manufactured by Dallas Sensor. The
Datalog X-PRO Digital 1-Wire interface acquires
sensor digital signal and sends it to the Internet for subsequent analysis.
C.6.1 D.C. Electrical Characteristics
PARAMETER
Ratings
Supply Voltage from Datalog X-PRO
3.3 VDC
Supply Current from Datalog X-PRO
0.2mA
Maximum Input voltage of Digital Signal
3.3 V
C.6.2 Specifications
PARAMETER
Operational Range
Temperature for Interface
77 °F ±9 °F (25 °C ±5 °C)
Relative humidity for Interface
25-75 %
Temperature range for Sensor Probe
-40 to 80°C
Accuracy
± 0.5°C
Digital Conversion Range
Two Bytes number in
format
-400 to 800 for -40 to 80°C representation
C.6.3 Connection Diagram
Figure C6-1 1-Wire Digital Temperature Sensor Connection
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