Battery operated Digital differential pressure gauge,Differential pressure monitor, Dp gauge indicator, Room pressure monitor, Isolation room pressure monitor, hospital room pressure Monitor room pressure monitor, room differential pressure monitor, negative air pressure room monitor, Negative room pressure monitor, negative air pressure monitor, negative pressure monitor, room pressure controller, Hospital, ot room pressure monitor , Infection room pressure monitor , Pharma clean room monitor, Ebola for isolation rooms, Differential Pressure Monitor for HIV Patient Rooms. The Ace Instruments Make DDPG-B perfectly find the presence in the process control environment where differential pressure is a vital parameter to measure. This battery operated easily replaces the conventional analog gauges and offers accurate and quick measurement. It Optionally comes with the Buzzer option to alert upon the setpoint violation. Below are the FEATURES of the battery operated DDPG: 1. Excellent Battery life of 200 Days Continuous usage 2. Easily replaceable AA Size batteries 3. Fits in any Magnehelic gauge cut, standard 4 1/2 Inches 4. 30 mm. depth for cleanroom modular wall fitment. 5. Large and Clear LCD screen 6. Industrial Grade ABS Plastics Enclosure. Ace AI-DDPG-B Digital Differential Pressure Gauge with battery operated is used in process control environments where differential pressure is a vital parameter to measure. This battery operated DDPG easily replace conventional analog gauges and offers accurate and quick measurement. Optionally comes with buzzer option to alert upon setpoint violation. Note: The device shows reading in Pascals only (250 pascals is 1.00466 Inch of water)