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Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
Description of Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
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 Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
Pressure range: -0.1 ~ 0 ~ 300MPa
Accuracy class: 0.2%
Pressure overload: overload is not greater than 20%
Power supply: 12V ~ 36V . the standard voltage of 24V
Thread: M20 * 1.5 G1 / 2 or customization
Calibration method: 485 communication multi-point calibration
Temperature range: -35-75 degrees (high precision temperature 15-25 degrees)
Wiring of Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
| Red | 24+ | (12-36)V |
| Blue | 24- | (12-36)V |
| Yellow | 485-A | |
| Green | 485-B |
Communication details of Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
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 Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
Wide measurement range, Full stainless steel
Protection:IP65;
Various output signal.
CE Certification
Scene adjustable.
Marking : ExiaIICT6
Application of Intelligent RS485 MODBUS RTU Protocol digital pressure transmitter
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 air pressure transmitter 0-1.6mpa Mini Universal Vacuum Absolute/Gauge 4-20ma Pressure Transmitter
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