Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: BG (B + G), Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: D (N.O. Float Type Auto Drain), Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), Option: G (For Sizes 10, 20, 30, 40 Round Type Pressure Gauge w/Limit Indicator; For For Size 10: Round Type Pressure Gauge w/o Limit Indicator ), Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 10, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: M5, Option: Standard, Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: BG (B + G), Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: CM (C + M), Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Model: 504 (0.5 to 4.0 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: N (None), 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: C (Lead Wire with M12 connector, 3m, Bracket: N (None), Operation Manual: Z (with Operation Manual)

Model: 504 (0.5 to 4.0 L/min), Thread Type: F (G), 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: 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: A2 (IN1: 4-20mA, IN2: External Control Input, OUT1: 4-20mA), Lead Wire: N (None), Bracket: N (None), Operation Manual: Z (with Operation Manual)

Model: 520 (2.0 to 16.0 L/min), Thread Type: N (NPT), Port Size: 04 (1/2), I/O Specifications: A2 (IN1: 4-20mA, IN2: External Control Input, OUT1: 4-20mA), Lead Wire: N (None), Bracket: N (None), Operation Manual: Z (with Operation Manual)

Regulator Unit Combination: Air Filter + Regulator + Lubricator, Port Size: NPT3/8, Filter Rating: 5μm, Compressed Air Quality: General Dry Air, Maximum Operating Pressure(MPa): 1, Case Material: [Resin] Polycarbonate Case, Case Guard: Presence, Exhaust Structure: Non-relief type, Flow Direction: [Standard Flow (Left to Right)] Left to right, Drain Cock: [Auto/Manual] N.O. (Normally Open)

Regulator Unit Combination: Air Filter + Regulator + Lubricator, Port Size: NPT1/2, Filter Rating: 5μm, Compressed Air Quality: General Dry Air, Maximum Operating Pressure(MPa): 1, Case Material: [Resin] Polycarbonate Case, Case Guard: Presence, Exhaust Structure: Non-relief type, Flow Direction: [Standard Flow (Left to Right)] Left to right, Drain Cock: [Not Provided] No, Pressure Gauge:

Regulator Unit Combination: Filter Regulator + Lubricator, Port Size: NPT1/4, Filter Rating: 5μm, Compressed Air Quality: General Dry Air, Maximum Operating Pressure(MPa): 1, Case Material: [Resin] Polycarbonate Case, Case Guard: No, Exhaust Structure: Non-relief type, Flow Direction: [Standard Flow (Left to Right)] Left to right, Drain Cock: [Auto/Manual] N.O. (Normally Open) at non-pressurized

Regulator Unit Combination: Filter Regulator + Lubricator, Port Size: NPT3/4, Filter Rating: 5μm, Compressed Air Quality: General Dry Air, Maximum Operating Pressure(MPa): 1, Case Material: [Resin] Polycarbonate Case, Case Guard: Presence, Exhaust Structure: Non-relief type, Flow Direction: [Standard Flow (Left to Right)] Left to right, Drain Cock: [Auto/Manual] N.C. (Normally Closed) at

Body Size: 30, Thread: NPT, Port Size: 3/8, Option: Round Pressure Gauge w/ Color Zone, Semi-Standard: N + Z

Body Size: 30, Thread: NPT, Port Size: 1/4, Option: Assembly of a Bracket & Set Nuts, Semi-Standard: N + Z

Body Size: 20, Thread: NPT, Port Size: 1/8, Option: G + H, Semi-Standard: N + Z

Body Size: 20, Thread: NPT, Port Size: 1/4, Option: G + H, Semi-Standard: N + Z

Body Size: 25, Thread: NPT, Port Size: 1/4, Option: G + H, Semi-Standard: N + Z