CY-PPG800 Piezoresistive Pirani Composite Gauge

Type: PPG800 Piezoresistive Pirani Composite Gauge
Design: Small, low-cost, energy-efficient vacuum measurement product.
Functionality: Displays vacuum pressure through RS485 serial connection to PC and PLC, linearized voltage, and features a 4-digit LED display with two independent optocoupler outputs.

Gas Compatibility: Suitable for various gases or even mixed gases.
Design: Compact, energy-saving.
Temperature Compensation: Provides long-term measurement stability.
Full Range Measurement: Unaffected by gas type.
Integration: Automatic interfacing between piezoresistive and Pirani sensors.
Calibration: One-touch zero and full-scale quick calibration button for instant error correction.
Communication: RS485 serial communication with three selectable baud rates and 99 slave addresses.
Voltage Output: Full-scale selectable.
Compliance: RoHS compliant and CE certified.

Semiconductors and Electronics: Medium and low vacuum pressure measurement and control in various manufacturing equipment.
Vacuum Systems: Used in vacuum furnaces, freeze-drying, vacuum smelting, and vacuum coating equipment.
Research and Development: Medium and low vacuum system pressure measurement and control in various scientific equipment.

Measurement Range: 1.0×10−21.0 \times 10^{-2}1.0×10−2 to 1.067×1051.067 \times 10^{5}1.067×105 Pa
Measurement Accuracy:

1.0×1031.0 \times 10^{3}1.0×103 Pa to 1.067×1051.067 \times 10^{5}1.067×105 Pa: ±0.15% of full scale
1.0×10−11.0 \times 10^{-1}1.0×10−1 to 1.0×1021.0 \times 10^{2}1.0×102 Pa: ±10% of the reading

Voltage Output: Full-scale 5V or 10V selectable
Conversion Formula: V=4+log⁡PV = 4 + \log PV=4+logP and P=10V−4P = 10^{V-4}P=10V−4 (where VVV is voltage and PPP is pressure in Pa)
Gas Type Selection: 0.20 to 8.00
Installation Orientation: Unlimited
Power Supply Voltage: 18–30 VDC
Power Consumption: 1.4 W (2 W at startup)
Dimensions (including gauge): 48 x 30 x 68 (93) mm