CYB1827
Differential Pressure Transmitter
Differential Pressure Transmitter
Steam
0.25 0.5 1.0
0~±100, 500......1000PA, 0,0......10
IP66
CE
Customized
≼0.05
20ºC~25ºC
Differential Pressure
≼2times
≼3ms(10%~90%)
≼100kpa
Huatian
Standard Package
Gansu Tianshui China
Product Description
Micro differential pressure transmitter adopts silicon MEMS micro-pressure chip, after temperature compensation, linear compensation, signal amplification, V/I conversion, and other signal processing, output industrial standard 4mA ~ 20mA, RS485 and other signals, increased anti-surge, reverse polarity protection and other functions to improve product reliability; using temperature compensation, digital calibration, temperature drift performance and product stability has been improved.
This series of products chip adopts two types of isolation protection. Range less than 5kPa, mainly for non-corrosive gas differential pressure measurement; range 5kPa and above range, suitable for stainless steel and sealing ring materials non-corrosive media measurement.
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Item | Output signal | Power supply |
Current (2 wire) | 4mA~20mA | 12V~30V DC |
Voltage (3 wire) | 0V~5V DC | 6V~24V DC |
0V~10V DC | 12V~30V DC | |
I2C | I2C | 3.3V~5V DC |
RS485 (4 wire) | RS485 | 5V~30V DC |
Load resistance(Ω) |
Current (2 wire): R ≤(U-10)/0.02-RD (U: supply voltage, RD: internal resistance of cable) |
Bus current consumption Current (2 wire): signal current, approx. 23mA max Voltage (3 wire):<5mA I2C (4 wire):<1.3mA RS485 (4 wire):<5mA |
Item | Parameter | ||
Accuracy | 0.5 | 1.0 | |
Non-linearity | (%FS) | ≤0.4 | ≤0.8 |
Hysteresis | (%FS) | ≤0.1 | ≤0.2 |
Repeatability | (%FS) | ≤0.1 | ≤0.2 |
Long-term stability | (%FS/year) | ≤0.5 | ≤1.0 |
Zero-point temperature drift | (%FS/ºC) | ≤0.05 | ≤0.08 |
Sensitivity temperature drift | (%FS/ºC) | ≤0.05 | ≤0.08 |
Static pressure effect | (%FS/100kPa) | ≤0.05 |
Reference conditions: |
Temperature: 20ºC~25ºC Relative humidity: 45%RH~75%RH Power voltage: 24V±0.24V / 5V±0.05V |
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It is required that the measured medium cannot be solidified when the pressure transmitter is working normally.
7. Working conditions
Item | Parameter |
Protection degree | IP66 |
Atmospheric pressure | 86kPa~106kPa |
Vibrating environment | 10g (@10Hz~2000Hz) |
Impact resistance | 100g/11ms |
Service life | >10 million load cycles (within the measurement range) |
Maximum static pressure | ≤200kPa (related to the actual range of the product) |
The outline structures in the picture are the recommended models, other structures can contact Huatian Sensor

9.Selection Guide |
CYB1800 | Series Micro Differential Pressure Transmitter | |||||||||
Range | ±100Pa…100kPa | |||||||||
xxn | The unit Pa, the first two digits xx value multiplied by n squared by 10, n is the third value. | |||||||||
Code | Pressure form | |||||||||
D | Differential pressure type | |||||||||
Code | Supply voltage | |||||||||
U1 | 24VDC | |||||||||
U2 | 12VDC | |||||||||
U3 | 5VDC | |||||||||
U4 | 3VDC(3.3VDC) | |||||||||
U5 | Other power supply methods | |||||||||
| Code | Output Signal | ||||||||
E1 | 4mA~20mADC | |||||||||
E2 | 0mA~10mADC | |||||||||
E3 | 0mA~20mADC | |||||||||
V1 | 1VDC~5VDC | |||||||||
V2 | 0VDC~5VDC | |||||||||
V3 | 0VDC~10VDC | |||||||||
V4 | 0.5VDC~4.5VDC | |||||||||
V5 | Other voltage outputs | |||||||||
R4 | RS485 communication interface | |||||||||
II | I2C Protocol Communication | |||||||||
CYB1800 [102] D U1 E1 Complete model specifications | ||||||||||
Order Model CYB1800 [102] D U1 E1 indicates CYB1800 series micro differential pressure products, range 1kPa, differential pressure, 24V power supply, 4mA~20mA output.


Company Information
Tianshui Huatian Sensor Co., Ltd. is a new high-tech enterprise which combined R&D, production, sales with engineering service. It is one of the enterprises which engaged in the integrated pressure sensors and transducers in China. We have passed GB/T 19001-2008 quality management system certification in November 2009.
The Main Products:
CYX series pressure sensors, CYB series pressure transmitter, CYBD series intelligent measurement instrument, CYBK series electronic pressure switches and CW series temperature transmitters.
At present, the company has a number of patents with independent intellectual property rights for the integrated pressure sensors and transducers, which are widely used in industrial automation fields such as coal, oil, electric power, metallurgy, light industries and etc.
The First-Class Equipment:
Laser Trimming Machine; Gold Wire Ball Welding Machine; Shaped Cap Sealing Machine; Laser Welding Machine; High Vacuum Oiling Machine; Precision High Low Temperature Test Box; High Precision Automatic Temperature Compensation System and Automatic Test System and Other Hardware Facilities.
Business Advantages:
One hundred thousand purification plant (3000m2); Pressure sensors, transducers and intelligent digital instrument production line (200000 pieces annual output); A leading domestic OEM oil pressure sensor core body production line (1000000 pieces annual output); High-quality R & D team; Advanced process technology.
We are willing to create a splendid future with customers and partners hand in hand.
Factory Production Equipment



