Technical Specifications
describes the technical specifications of the water sensor.
Table 10-6
Technical specifications of the water sensor
Parameter
Value
Type
YW517B
Power supply voltage
12 VDC ± 5%
Output current when no liquid is detected <80 uA
Output current when the liquid is detected 10 mA to 15 mA
Output signal type
Current
Work temperature range
-20°C to +70°C
NOTE
The cable configured for the YW517B water sensor is 2.7 m long.
10.1.6 MDF Sensor
The MDF sensor detects the status of the protective units in the MDF to monitor the MDF status.
Appearance
The MDF is a kind of connection and protection device in the local call communication. The
MDF contains the cable side terminal blocks, exchange side terminal blocks, and protective
units. To detect the MDF status is to detect the status of the protective units.
shows the MDF.
UA5000 Universal Access Unit
Environment Monitoring
10 Sensors
Issue 01 (2012-08-17)
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