Flowma SP38M UART Output Multivariable Sensor

Descriptions of Flowma SP38M UART Output Multivariable Sensor

Flowma SP38M UART Output Multivariable SensorSP38M-UART adopts high stability mono silicon sensor technology with built-in differential pressure, pressure, temperature sensing elements, and high-performance dual-channel ASIC adopts high stability mono silicon sensor technology with built-in differential pressure, pressure, temperature sensing elements, and high-performance dual-channel ASIC with 24bit ADC, to calibrate for zero and sensitivity of second-order temperature drift and third-order nonlinear which improved the temperature performance of the sensor. It’s a comprehensive and intelligent sensor with UART output. With high overload and high static pressure resistance, static pressure can be up to 40MPa.

Advantage Of LEEG SP38M UART Output Multivariable Sensor:

SP38M-U is suitable for all kinds of harsh environments, the working temperature is -40-85°C. It also has the characteristics of high precision, reliable communication, and high stability. SP38M-U mono silicon pressure sensor is widely used in process control, flow control, hydraulic and pneumatic equipment, servo valve and transmission, chemical products, and the chemical industry as well as medical instruments and so on.

Specifications

Differential pressure range: 0-10bar
Static pressure range: up to 400bar
Diaphragm material: SUS316L/ hastelloy C
Power supply Measurement mode: 3.2-3.6VDC@2.3mA?Sleep mode:3.2-3.6VDC@4uA
Hardware interface: 3.3VDC UART interface
Communication protocal: Refer to the “LEEG UART Digital sensor communication protocol” document
Sleep / wake-up way: Communication command sleep
Wake-up way: IO wake-up, falling edge trigger, pulse width ?100us
Wake-up time: ? 200ms
Communication response time: ? 50ms
Operating temperature: -40 +85?
Storage temperature: -50 +125?
UART accuracy: ±0.05%F.S.@22?
Long-term drift: <±0.05%F.S./year
Housing connection: M56×1.5(M), 23/16UNS(M)

Features

Accurate filling fluid technology.
Dual diaphragm overload structure.
High long term stability <±0.05%F.S./year.
Very low pressure and temperature hysteresis.
Bulit-in temperature sensor, dual-channels 24bit adc.
Optional for multiple isolation diaphragm material, widely meet the anti-aggressive requirements.
Compact design, easy encapsulation, standard UART bus.
Support sleep / wake mode, lower power consumption.
Operation status detection, real-time output of fault codes.
Stable communication and low bit error rate to 1/1000000.