Diffused Silicon Pressure Transmitter RS485 MODBUS RTU Protocol Pressure

Product Specification

diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

Description of diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter communication protocol comply with MODBUS-RTU communication protocol.The sensor using imported chips and imported sensors to ensure that the instrument's high precision and high stability, the highest accuracy of up to five ten thousandths.

Parameter of diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

Measured medium: gas, liquid and vapor (weak corrosive)
Pressure Type: Gauge; Absolute
Range:
Gauge positive pressure: 5Kpa; 10Kpa; 20Kpa; 50Kpa; 100Kpa; 200Kpa; 500Kpa;
0.6Mpa; 1Mpa; 1.6Mpa; 2Mpa; 5Mpa; 10Mpa; 16Mpa;
20Mpa; 30Mpa; 40Mpa; 50Mpa; 60Mpa
Gauge negative pressure: -100Kpa～0; -50Kpa～0; -20Kpa～0; -10Kpa～0;
Gauge positive and negative pressure: -100KPa～100KPa; -100KPa～600KPa; -100KPa～1000KPa;
-0.1MPa～1.6MPa; -0.1MPa～2.5MPa;
±10KPa; ±50KPa; ±100KPa;
Absolute pressure: 0.1MPa; 0.6MPa; 1MPa; 1.6MPa; 2MPa; 3MPa
output:
RS485-RTU communication protocol digital signal
RS485-ASCII communication protocol digital signal
Comprehensive accuracy: ±0.25%FS, ±0.5%FS
Power supply: 24VDC (9～30VDC)
Insulation resistance: ≥1000 MΩ/100VDC
Medium temperature: -20～85℃
Ambient temperature: -20～85℃
Storage temperature: -40～90℃
Relative humidity: 0～95% RH
Sealing class: IP65/IP68
Overload capacity: 150%FS
Response time: ≤10mS
Stability: ≤±0.15%FS/year
Vibration influence: ≤±0.15%FS/year (mechanical vibration frequency 20Hz～1000Hz)
Electrical connection: Hirschman connector (***); standard wiring 3 meters
Pressure connection: M20x1.5, other threads can be designed according to customer requirements
Connection thread material: 304/316L stainless steel

Wiring of diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

Communication details of diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

The meter communication protocol complies with the MODBUS-RTU communication protocol, 1 start bit, 8 data bits and 1 stop bit.

The following instructions define the meter parameters: the meter address is set to 1, the communication baud rate 9600, invalid check, decimal point 1, unit MPa, meter display value 500.0MPa. Instruction in the read command, write the address and the data of demand are high byte in front the low byte in the back; CRC check the low byte in the front, high byte in the back.

Feature of diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

Wide measurement range, Full stainless steel
Protection:IP65;
Various output signal. 
CE Certification
Scene adjustable.
Marking : ExiaIICT6

Application of diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer

A. Pressure testing and monitoring of hydraulic and pneumatic control systems;
B. Pressure measurement in petrochemical, environmental protection, and air compression industries;
C, building automation, constant pressure water supply system pressure detection;
D. Industrial process detection and control; laboratory pressure calibration
F. Power station operation inspection, locomotive brake hydraulic system;
E. The pressure network configuration collection of urban pipeline network, oil field pipeline, and large and small hydropower stations

Detailed picture diffused silicon pressure transmitter RS485 MODBUS RTU Protocol Pressure transducer