Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 03 (3/8), Option: M (Round Type Pressure Gauge w/Color Zone), Attachment: SV (S + V), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Standard

Body Size: 40, Thread: N (NPT), Port: 04 (1/2), Option: Standard, Attachment: SV (S + V), Semi-Standard 1: 8 (Metal Bowl w/Level Gauge), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body sizes: 25, 32; Maximum work load: 60 kg (horizontal); 46 kg (vertical); Maximum pushing force: 736 N; Maximum stroke: 300 mm; Positioning repeatability: ±0.02 mm (±0.01mm high precision option); Encoder resolution: 17-bit (S motor), 22-bit (T motor), 20-bit (V motor); Bearing types: sliding bushings or ball bushing bearings; Maximum allowable rotational torque: 5.76 N•m (sizes 32, 40

The ZSE20C(F) also has an IP65 protection rating, compared to the ZSE20's IP40.  ZSE20C is vacuum rated, while the ZSE20CF is rated for both vacuum and a low positive pressure range.  Each model in the ZSE20 family offers a 3-screen, 3-color display. 

Rated Flow Range: 50 (0.5 to 50 L/min), Flow Adjustment Valve: S (With Flow Adjustment Valve, Straight), Port Size: N1 (NPT1/8), Output Specification: B (Out 1: PNP; Out 2: PNP), Lead Wire: W (Lead Wire w/Connector + Rubber Cover for Connector), Unit Specification: M (SI Unit Only), Bracket/Panel Mount Adapter: V (Panel Mount Adapter, w/Flow Adjustment Valve)

Rated Flow Range: 10 (0.1 to 10 L/min), Flow Adjustment Valve: S (With Flow Adjustment Valve, Straight), Port Size: N1 (NPT1/8), Output Specification: A (Out 1: NPN; Out 2: NPN), Lead Wire: Lead Wire w/Connector, Unit Specification: Unit Selection Function, Bracket/Panel Mount Adapter: V (Panel Mount Adapter, w/Flow Adjustment Valve)

Rated Vacuum Range: -101 to 0 kPa, Output Specification: V (PNP Open Collector 2 Outputs + Analog Current Output), Unit Specification: Unit Selection Function, Piping Specification: N01 (NPT 1/8), Connector Type: S (M12 Connector Type)

Rated Flow Range: 11 (1 to 100 L/min), Flow Adjustment Valve: S (With Flow Adjustment Valve, Straight), Port Size: C8 (ø8), Output Specification: D (Out 1: NPN; Out 2: Analog 4 to 20 mA), Lead Wire: W (Lead Wire w/Connector + Rubber Cover for Connector), Unit Specification: M (SI Unit Only), Bracket/Panel Mount Adapter: V (Panel Mount Adapter, w/Flow Adjustment Valve)

Magnet: D (Built-in Magnet), Mounting: U (Rod Trunnion), Bore Size: 25mm, Stroke: 200mm, Action: S (Single Acting, Spring Return), Thread: Male Rod End, Pivot Bracket: N (Pivot Bracket not Assembled), Rod End Bracket: V (Single Knuckle Joint), Auto Switch: M9B--Solid State, Gen. Purpose, 2 Wire, Horizontal, Lead Wire or Prewired Connector: Z (5m)

Body Size: 30, Thread: Rc, Port: 03 (3/8), Option: D [Float Type Auto Drain (N.O.)], Attachment: SV (S + V), Semi-Standard 1: Standard, Semi-Standard 2: R (Flow Direction: Right->Left)

Body Size: 40, Thread: Rc, Port: 03 (3/8), Option: CG (C + G), Attachment: SV (S + V), Semi-Standard 1: Standard, Semi-Standard 2: Standard

Body Size: 40, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 04 (1/2), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: SV (S + V), Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: W (Drain Cock w/Barb Fitting for ø6 x ø4 Nylon Tube)

Body Size: 25, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: Standard, Attachment: SV (S + V), Semi-Standard 1: Standard, Semi-Standard 2: Standard

Stations: 6 Stations (Note: 2 Stations are Required for Serial Unit Mounting), Port Size: 03 (Rc3/8), Mounting Base: S (U Side), Kit Type: V (CC-Link, 16 Output Points), Option 1: CD (Exhaust Cleaner for D Side Mounting)

Stations: 7 Stations, Port Size: C8 (ø8 One-touch Fitting), SI Unit: V (CC-LINK), Option 1: None, Option 2: None, Option 3: None, Option 4: None, Option 5: S (Built-in Silencer, Direct Exhaust)

Stations: 5 Stations (Note: 2 Stations are Required for Serial Unit Mounting), Port Size: 02 (Rc1/4), Mounting Base: S (U Side), Kit Type: V (CC-Link, 16 Output Points), Option 1: SD (Built-in Silencer, Direct Exhaust from D Side)

Stations: 7 Stations (Note: 2 Stations are Required for Serial Unit Mounting), Port Size: 02 (Rc1/4), Mounting Base: S (U Side), Kit Type: V (CC-Link, 16 Output Points), Option 1: None, Option 2: W (Dust Poof IP65 Rated)

Float Type Auto Drain), Attachment: KSV (K + S + V), Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Float Type Auto Drain), Attachment: SV (S + V), Semi-Standard 1: Standard, Semi-Standard 2: Standard

Body Size: 25, Thread: N (NPT), Port Size: 03 (3/8), Option: Standard, Attachment: STV (S + T + V), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)