Ace AI-DP1 Digital Differential Pressure Indicator is digital readout differential pressure indicator designed for measuring the room pressure inside Pharma clean rooms, Hospital operation theaters & Isolation rooms. Salient Features include Unit Conversion at the press of a key between mm.W.C.& Pascals integrated buzzer alarm for set point violation, Offset provision to meet Audit requirements, analog 4-20mA Output, 42 mm depth for Clean Room Modular Wall Fitment & RS 485 Modbus communication for BMS/SCADA/PLC integration.