Detailed Product Description YA Ammonia pressure gauge is mainly used for measuring ammonia medium and vacuum in producing fertilizer. Type YA100/150 (Z,ZT,T)YZA-100/150(Z,ZT,T)Range(MPa) -0.1~1, -0.1~0.06, ..0.1, 1, 16, 25, 40, 60 Diameter(mm) 100 , 150Accuracy 1.6Ambient Temp. -40oC~+70oCConnecting M20×1.5