* Apply high accuracy MEMS sensor and digital technologies, can measure positive, negative or differential pressure. It can replace most of the traditional pointer mechanical gauges. * It can be used in medical care equipment to monitor blood and respiratory pressures. * Suitable for embedded installation and wall mount. * Multiple ranges and engineering units selectable * No any movable parts, no any effect on vibration * The accuracy is up to ±2% FS * Function keys: zero calibrate, units select, relay set, etc. * Optional arch LED display for output and alarm.