Model: 520 (2.0 to 16.0 L/min), Thread Type: N (NPT), Port Size: 03 (3/8), I/O Specifications: A1 (IN1: 1-5 VDC, IN2: External Control Input, OUT1: 1-5 VDC), Lead Wire: N (None), Bracket: R (with Bracket), Operation Manual: Z (with Operation Manual)

Function: 1 (2 Position, Single), Model: 1 (Non Plug-in), Body Option: 0 (Standard), Pilot: R (External Pilot), Voltage: 5 (24 VDC), Lead Wire: D (DIN Terminal), Surge Suppressor: None, Manual Override: Non-locking Push Style (Flush), Port Specification: Side Ported, Port Size: 03 (3/8)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: Standard, Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 1 (Set Pressure: 0.02 to 0.2 MPa), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 40, Thread: N (NPT), Port: 03 (3/8), Option: Standard, Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 1 (Set Pressure: 0.02 to 0.2 MPa), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: M [Round type pressure gauge (with colour zone)], Attachment: Standard, Semi-Standard 1: 1 (Set Pressure: 0.02 to 0.2 MPa), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 40, Thread: N (NPT), Port: 03 (3/8), Option: E4 (Output: PNP output / Electrical entry: Wiring top entry), Attachment: KV (K + V), Semi-Standard 1: 13 (1 + 3), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: Standard, Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 1 (Set Pressure: 0.02 to 0.2 MPa), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: D [Float Type Auto Drain (N.O.)], Attachment: TV (T + V), Semi-Standard 1: 1 (Set Pressure: 0.02 to 0.2 MPa), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: SV (S + V), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: D [Float Type Auto Drain (N.O.)], Attachment: SV1 (S + V1), Semi-Standard 1: 1 (Set Pressure: 0.02 to 0.2 MPa), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 4 (1/2), Port Size: 03 (3/8), Voltage: 1 (100 VAC, 50/60 Hz), Electrical Entry: D (DIN Terminal, w/Connector), Light/Surge Voltage Suppressor: Z (with Light/Surge Voltage Suppressor), Actuation Type: A (N.C.), Thread: N (NPT), Made to Order: 81 (Single Solenoid)

Body Size: 25, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: C (N.C. Float Type Auto Drain), Attachment: T (T-Interface), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: R (Flow Direction: Right to Left)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: D (N.O. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: C (N.C. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

.: 03 (5/32"), Port Size/Applicable Tubing O.D.: 34 (NPT 1/8"), Thread Material/Surface Treatment: A (Brass), Sealant: S (Sealant), Release Button: 1 (Oval Type), Made to Order: X35 (Body Color: Black; Release Button Color: Orange)

Body Size: 3 (3/8), Type: 2 (Elbow), Control Type: 1 (Meter-in), Thread Type: R, Port Size: 03 (3/8), Dimension, Across Flat [H]: Body Size 1: 9mm; Body Size 2, 3, 4 None, Applicable Tubing O.D.: 09 (Ø5/16), Seal Method: S (with Sealant)

Body Size: 3 (3/8), Type: 2 (Elbow), Control Type: 1 (Meter-in), Thread Type: N (NPT), Port Size: 03 (3/8), Dimension, Across Flat [H]: Body Size 1: 9mm; Body Size 2, 3, 4 None, Applicable Tubing O.D.: 07 (Ø1/4), Seal Method: S (with Sealant)

Body Size: 3 (3/8), Type: 2 (Elbow), Control Type: 1 (Meter-in), Thread Type: N (NPT), Port Size: 03 (3/8), Dimension, Across Flat [H]: Body Size 1: 9mm; Body Size 2, 3, 4 None, Applicable Tubing O.D.: 11 (Ø3/8), Seal Method: S (with Sealant)

Body Size: 3 (3/8), Type: 3 (Universal), Control Type: 1 (Meter-in), Thread Type: N (NPT), Port Size: 03 (3/8), Dimension, Across Flat [H]: Body Size 1: 9mm; Body Size 2, 3, 4 None, Applicable Tubing O.D.: 07 (Ø1/4), Seal Method: S (with Sealant)

Body Size: 3 (3/8), Type: 2 (Elbow), Control Type: 1 (Meter-in), Thread Type: N (NPT), Port Size: 03 (3/8), Dimension, Across Flat [H]: Body Size 1: 9mm; Body Size 2, 3, 4 None, Applicable Tubing O.D.: 09 (Ø5/16), Seal Method: S (with Sealant)