Size: 40, Backflow Function: None, Thread: N (NPT), Port Size: 04 (1/2), Accessory: B (Bracket), Specifications: R (Flow Direction: Right to Left), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: B (Bracket), Specifications: Y (Upward Facing Knob), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: BE (B+E), Specifications: 3Y (3+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: BG (B+G), Specifications: 3Y (3+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Body Size: 40, Thread: N (NPT), Port: 04 (1/2), Drain: C (Float Type, N.C.), Flow Direction: Left to Right, Pressure Gauge, Bracket: C (Round Type Pressure Gauge, w/o Limit Indicator, w/Bracket)

Flow Range: 51 (50~500 l/min), Thread: F (G thread), Port Size: 04 (Port Size 1/2), Wiring Specification: 3m Lead Wire w/Connector, Output Specification: 2 (Pulse Output + Analog Output (4~20mA))

Flow Range: 51 (50~500 l/min), Thread: F (G thread), Port Size: 04 (Port Size 1/2), Wiring Specification: N (w/o Lead Wire), Output Specification: 2 (Pulse Output + Analog Output (4~20mA))

Flow Range: 51 (50~500 l/min), Thread: N (NPT Thread), Port Size: 04 (Port Size 1/2), Wiring Specification: 3m Lead Wire w/Connector, Output Specification: 2 (Pulse Output + Analog Output (4~20mA))

Flow Range: 51 (50~500 l/min), Thread: N (NPT Thread), Port Size: 04 (Port Size 1/2), Wiring Specification: N (w/o Lead Wire), Output Specification: 2 (Pulse Output + Analog Output (4~20mA))

Body Size: 4000, Port Thread: N (NPT), Port Size: 04 (1/2), Option: G (Round Type Pressure Gauge w/Limit Indicator), Flow Direction, Pressure Unit: Z (Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Port Thread: N (NPT), Port Size: 04 (1/2), Option: BGS (w/Bracket, Round Type Pressure Gauge, Silencer), Flow Direction, Pressure Unit: Z (Name Plate and Pressure Gauge in Imperial Units)

Size: 4 (40), Body Material: C (Brass), Seal Material: N (NBR), Port Size: 04 (1/2), Thread Type: N (NPT), Rated Voltage: 3 [120 (110) VAC], Electrical Entry: CS (Conduit, w/Surge Voltage Suppressor)

Size: 4 (40), Body Material: C (Brass), Seal Material: N (NBR), Port Size: 04 (1/2), Thread Type: N (NPT), Rated Voltage: B (24 VAC), Electrical Entry: DS (DIN Terminal, w/Surge Voltage Suppressor)

Size: 4 (40), Body Material: C (Brass), Seal Material: N (NBR), Port Size: 04 (1/2), Thread Type: N (NPT), Rated Voltage: 5 (24 VDC), Electrical Entry: DS (DIN Terminal, w/Surge Voltage Suppressor)

Size: 4 (40), Body Material: S (Stainless Steel), Seal Material: N (NBR), Port Size: 04 (1/2), Thread Type: N (NPT), Rated Voltage: 5 (24 VDC), Electrical Entry: CS (Conduit, w/Surge Voltage Suppressor)

.: 12mm, Residual Pressure Release: E (With), Thread Type: Standard (Type R or M5), Port Size: 04 (1/2), Seal Method: S (Sealant)

Body Size: 40, Pipe Thread: N (NPT), Port Size: 04 (1/2), Mounting: w/o Mounting Option, Nominal Filtration Rating: 5 (5µ), Water Removal Type: T (Large Flow Type), Semi-standard: 6Z (6 + Z)

Port Size: 04 (1/2), Differential Pressure Indication: 5 (Differential Pressure Indication Switch), Hydraulic Fluid: 0 (Petroleum), Element: M (Micromesh), Filtration: 010 (10 μm), Bracket: None, Made to Order: X0 (Non-standard Filtration)

Port Size: 04 (1/2), Differential Pressure Indication: 4 (Differential Pressure Indicator), Hydraulic Fluid: 2 (Phosphoric Ester), Element: M (Micromesh), Filtration: 040 (40 μm), Bracket: None, Made to Order: X0 (Non-standard Filtration)

Construction: 90 (Common w/L-type Thread & Flange), Port Size: 04 (1/2), Pressure Indicator: 4 (Differential Pressure Indicator), Relief Valve: 0 (Relief Valve), Fluid: 0 (Petroleum), Filtration: 105μm, Flange: F (Companion Flange)