5
4. Mechanic Dimensions
Electronic Characteristics
Items
Parameter name
Min
Type
Max
Unit
System Characteristics
VCC
Working Voltage
4.9
5
5.1
V
PH
Heating
consumption
0.5
-
750
mW
RL
Load resistance
can adjust
RH
Heater resistance
-
33
-
Ω
Rs
Sensing Resistance
1
-
8
M
Ω
Scope
Detecting
Concentration
0.05
-
10
mg/L