 
Model: 520 (2.0 to 16.0 L/min), Thread Type: N (NPT), Port Size: 03 (3/8), I/O Specifications: A2 (IN1: 4-20mA, IN2: External Control Input, OUT1: 4-20mA), Lead Wire: C (Lead Wire with M12 connector, 3m, Bracket: R (with Bracket), Operation Manual: Y (None)
Model: 520 (2.0 to 16.0 L/min), Thread Type: R (Rc), Port Size: 03 (3/8), I/O Specifications: A1 (IN1: 1-5 VDC, IN2: External Control Input, OUT1: 1-5 VDC), Lead Wire: C (Lead Wire with M12 connector, 3m, Bracket: R (with Bracket), Operation Manual: Z (with Operation Manual)
Model: 520 (2.0 to 16.0 L/min), Thread Type: R (Rc), Port Size: 04 (1/2), I/O Specifications: A1 (IN1: 1-5 VDC, IN2: External Control Input, OUT1: 1-5 VDC), Lead Wire: C (Lead Wire with M12 connector, 3m, Bracket: R (with Bracket), Operation Manual: Z (with Operation Manual)
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: C (Lead Wire with M12 connector, 3m, Bracket: N (None), Operation Manual: Z (with Operation Manual)
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)
Model: 520 (2.0 to 16.0 L/min), Thread Type: R (Rc), Port Size: 03 (3/8), I/O Specifications: A3 (IN1: 0-10 VDC, IN2: External Control Input, OUT1: 0-10 VDC), Lead Wire: C (Lead Wire with M12 connector, 3m, Bracket: R (with Bracket), Operation Manual: Z (with Operation Manual)
Model: 520 (2.0 to 16.0 L/min), Thread Type: N (NPT), Port Size: 03 (3/8), I/O Specifications: A2 (IN1: 4-20mA, IN2: External Control Input, OUT1: 4-20mA), Lead Wire: C (Lead Wire with M12 connector, 3m, Bracket: R (with Bracket), Operation Manual: Z (with Operation Manual)
Applicable Bore: 1 1/4 Inch, 1 1/2 Inch
Applicable Bore: 106 (1 1/16 Inch)
Applicable Bore: 075 (3/4 Inch, 7/8 Inch)
Applicable Bore: 125 (1 1/4 Inch, 1 1/2 Inch)
Applicable Bore: 044 (7/16 Inch, 9/16 Inch)