Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: ST (S + T), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: CE (C+E), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving), Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge:

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving), Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units:

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Mounting Option: B (With Bracket), Float Type Auto Drain Option: Without Auto Drain, Pressure Gauge/Switch Option: E (Square embedded type pressure gauge with limit indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Mounting Option: Without Mounting, Float Type Auto Drain Option: Without Auto Drain, Pressure Gauge/Switch Option: E (Square embedded type pressure gauge with limit indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving

Auto Drain Valve Longer life & Higher resistance to foreign matter

Example) AD402-N04D-2VZ-A Thread type Semi-standard specifications Symbol Type Nil Rc F G N NPT Symbol Description 3 Bowl Nil Polycarbonate bowl 2 Metal bowl 6 Nylon bowl Semi-standard Valve Nil None4 Port size V With bleed valve Symbol Port size 02 1/4 03 3/8 04 1/2 Nil Name plate and caution plate for bowl in SI units Pressure unit Z5 Name plate and caution plate for bowl in imperial units

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: CE (C+E), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving), Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)]

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: BCE (B+C+E), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: N (Non-relieving), Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: N (Non-relieving Type), Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Size: 3 (30), Body Material: C (Brass), Seal Material: N (NBR), Port Size: 02 (1/4), Thread Type: N (NPT), Rated Voltage: B (24 VAC), Electrical Entry: CS (Conduit, w/Surge Voltage Suppressor)

Size: 3 (30), Valve Type: 1 (Normally Closed), Body Material: S (Stainless Steel), Seal Material: N (NBR), Port Size: 02 (Thread; 1/4), Thread Type: N (NPT), Rated Voltage: 3 [120 (110) VAC], Electrical Entry: CS (Conduit, w/Surge Voltage Suppressor)

Body Material: 2 [SCS14 (Stainless Steel)], Thread: N (NPT), Port Size: 02 (1/4), Option: N (Silencer)

Body Material: 1 [ADC12 (Aluminum)], Thread: N (NPT), Port Size: 02 (1/4), Option: N (Silencer)

Made to Order: 20 (Copper-free/Fluorine-free), Body Size: 10A (1/4, Handle-operated Type, Pressure Increase Ratio Twice), Thread Type: N (NPT - Made to Order), Port Size: 02 (1/4), Option: N (Silencer), Semi-standard: Z (Display Units for Product Nameplate & Pressure Gauge: psi)

Made to Order: Standard, Body Size: 11A (1/4, Handle-operated Type, Pressure Increase Ratio 2 to 4 Times), Thread Type: N (NPT - Made to Order), Port Size: 02 (1/4), Option: N (Silencer), Semi-standard: Z (Display Units for Product Nameplate & Pressure Gauge: psi)

Made to Order: Standard, Body Size: 10A (1/4, Handle-operated Type, Pressure Increase Ratio Twice), Thread Type: N (NPT - Made to Order), Port Size: 02 (1/4), Option: N (Silencer), Semi-standard: Z (Display Units for Product Nameplate & Pressure Gauge: psi)

Flow Range: 50 (5~50 l/min), Thread: N (NPT Thread), Port Size: 02 (Port Size 1/4), Wiring Specification: N (w/o Lead Wire)

Flow Range: 10 (1~10l/min), Thread: N (NPT Thread), Port Size: 02 (Port Size 1/4), Wiring Specification: N (w/o Lead Wire), Output Specification: 1 (Pulse Output + Analog Output (1~5V))

Flow Range: 10 (1~10l/min), Thread: N (NPT Thread), Port Size: 02 (Port Size 1/4), Wiring Specification: N (w/o Lead Wire)

Flow Range: 10 (1~10l/min), Thread: N (NPT Thread), Port Size: 02 (Port Size 1/4), Wiring Specification: N (w/o Lead Wire), Output Specification: 2 (Pulse Output + Analog Output (4~20mA))