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Intelligent Pressure Transmitter
◆ Pressure Range: GP Type: (0–40) kPa to (0–40) MPa; AP Type: (0–40) kPa to (0–10) MPa;
◆ Accuracy Class: GP Type: ±0.75% FS, ±0.1% FS, ±0.2% FS; AP Type: ±0.1% FS, ±0.2% FS;
◆ Long-Term Stability: ≤0.1% SPAN / 5 Years;
◆ Protection Rating: IP67;
◆ Pressure Connection: M20 × 1.5 (or customized according to customer requirements);
◆ Media Compatibility: Various fluids that are non-corrosive to stainless steel and fluororubber;
◆ Output: Two-Wire System: (4–20) mA DC + HART + Bluetooth.
Product Description
The HQB-3000-GP/AP Intelligent Pressure Transmitter is a high-precision, highly stable pressure measurement product independently designed and manufactured by our company. It features an imported monocrystalline silicon sensor chip combined with a dedicated digital circuit. Through signal amplification, linearity correction, anti-interference processing, surge protection, and other signal processing technologies, it provides an integrated solution with standard industrial signal output.
The GP type is designed for gauge pressure measurement, while the AP type is designed for absolute pressure measurement.
The transmitter supports BLE 5.0, allowing users to connect directly to the device via a smartphone app to view and modify parameters.









