ZSE30A, 2 Color Display High Precision Digital Pressure Switch for Vacuum; This product is being discontinued and will be replaced by ZSE20 series.; Copy function available.; More output options than in previous ZSE/ISE30 Series.; Possible to check set-value during key locking.; Pin code function available.; Space savings.; 3-step setting.; 4-digit display.; Replaceable one-touch fittings.; Additional functions.; Rated pressure range: 0 to -101 kPa; Piping Specification: N7L (ø1/4" One-touch Fitting, Elbow Type); Output Specification: N (NPN open collector 1 output); Unit: M (Fixed SI Unit); Option 2: A1 (Bracket A); Option 3: Y (None); Made to Order: None