Connection and data reading of hand-held vibrating wire vh501tc collector sensor

 

One . Vibrating wire and temperature sensor
Vibrating wire sensor and temperature sensor （NTC） All are passive sensors , There is no need to connect the power cord . According to the foregoing “ Equipment composition and interface definition ” Connect the coil of vibrating wire sensor and both ends of temperature sensor with crocodile clips of corresponding colors . After the sensor is connected , The screen automatically displays the real-time measurement results . In general , The equipment is equipped with a sensing line 4 Core wire , The red and black wires are connected to the vibrating coil , The other two are connected to the temperature sensor .
4 Wire vibration string sensor ： The red and black wires are connected to the vibrating coil , The other two are connected to the temperature sensor .
3 Wire vibration string sensor ： The red and black wires are connected to the vibrating coil , The blue line is not used , The yellow wire is connected to the temperature sensor .
2 Wire vibration string sensor ： The red and black wires are connected to the vibrating coil , yellow 、 Blue line not used .
In the lower left corner of the real-time data window , The signal quality of the vibrating wire sensor currently being measured is displayed in percentage , Data shall be recorded or stored when both signal amplitude and signal quality are high , Switch the excitation method when necessary to obtain the optimal signal quality （ See “ Modification of excitation method of vibrating wire sensor ” Section ）.

 

Two . Voltage and current sensors
Both voltage and current sensors are active sensors , You need to connect the power cord when using .
4 Wire voltage sensor ： Red 、 The black power supply connected to the sensor is 、 Negative pole , The signal output negative pole of the sensor is connected with a black wire , The signal output positive pole of the sensor is connected with the yellow wire .
3 Wire voltage sensor ： Red 、 The black power supply connected to the sensor is 、 Negative pole , The signal output of the sensor is connected to the yellow line .
4 Wire current sensor ： Red 、 The black power supply connected to the sensor is 、 Negative pole , The signal output negative pole of the sensor is connected with a black wire , The signal output positive pole of the sensor is connected with a blue wire .
3 Wire current sensor ： Red 、 The black power supply connected to the sensor is 、 Negative pole , The signal output of the sensor is connected with a blue line .
2 Wire current sensor ： Red is connected to the positive power supply of the sensor , The blue wire is connected to the negative pole of the sensor .

485 sensor
485 All sensors are 4 Line system , Two of them are power lines , The other two are communication lines .
Red 、 The black power supply connected to the sensor is 、 Negative pole , Yellow connection signal line A/D+, Blue connection signal line B/D-.

 

Two wire electronic label sensor DSensor
DSensor Specially developed integrated sensor including sensor model and calculation parameters , The sensor model can be obtained in real time 、 type 、 range 、 Initial frequency 、 Calculation parameters and other information , When the reader detects that the electronic tag sensor is connected , Automatic interface switching , Display the basic information and calculation results of the sensor , The calculation results are displayed in the form of physical quantities .
The red and black wires are connected to the vibrating coil , Yellow is connected to the positive pole of the electronic tag , Connect the negative pole of the electronic tag in blue .