Rated Flow Range: 11 (10 to 100 L/min), Flow Adjustment Valve: None, Thread: N (NPT), Port Size: 10 (1), Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Temperature Sensor: T (Temperature Sensor), Lead Wire: Lead Wire w/M8 Connector, 3m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Bracket: R (Bracket)

Rated Flow Range: 21 (50 to 250 L/min), Flow Adjustment Valve: None, Thread: N (NPT), Port Size: 14 (1 1/2), Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Temperature Sensor: T (Temperature Sensor), Lead Wire: Lead Wire w/M8 Connector, 3m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Bracket: None, Calibration Certificate: A (Calibration

Rated Flow Range: 40 (5 to 40 L/min), Flow Adjustment Valve: S (Flow Adjustment Valve), Thread: N (NPT), Port Size: 04 (1/2), Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Temperature Sensor: T (Temperature Sensor), Lead Wire: Lead Wire w/M8 Connector, 3m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Bracket: R (Bracket)

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: S (Flow Adjustment Valve), Thread: N (NPT), Port Size: 04 (1/2), Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Temperature Sensor: T (Temperature Sensor), Lead Wire: N (w/o Lead Wire w/M8 Connector), Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Bracket: R (Bracket)

Rated Flow Range: 40 (5 to 40 L/min), Flow Adjustment Valve: S (Flow Adjustment Valve), Thread: Rc, Port Size: 04 (1/2), Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Temperature Sensor: T (Temperature Sensor), Lead Wire: Lead Wire w/M8 Connector, 3m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Bracket: R (Bracket)

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: None, Thread: F (G), Port Size: 04 (1/2), Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Temperature Sensor: T (Temperature Sensor), Lead Wire: Lead Wire w/M8 Connector, 3m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Bracket: R (Bracket)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: Power Supply/Output Connection Lead Wire, 2m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Option: V (Panel Mount Adapter+Front Protective Cover)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: Power Supply/Output Connection Lead Wire, 2m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Option: V (Panel Mount Adapter+Front Protective Cover), Sensor Connector: C (Sensor Connector, 1 pc.)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: Power Supply/Output Connection Lead Wire, 2m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Option: T (Panel Mount Adapter), Sensor Connector: C (Sensor Connector, 1 pc.)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: Power Supply/Output Connection Lead Wire, 2m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Option: T (Panel Mount Adapter)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: Power Supply/Output Connection Lead Wire, 2m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Option: T (Panel Mount Adapter), Sensor Connector: C (Sensor Connector, 1 pc.), Calibration Certificate: A (Calibration Certificate)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: Power Supply/Output Connection Lead Wire, 2m, Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C)

Output Specification: E (OUT1: PNP; OUT2: Analog 1 to 5V), Lead Wire: N (w/o Power Supply/Output Connection Lead Wire), Unit Specification: M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C), Option: V (Panel Mount Adapter+Front Protective Cover)

Rated Flow Range: 102 (10 to 1000 L/min), Thread Type: F (G), Port Size: 04 (1/2), Output Specifications: E (Out 1: PNP; Out 2: Analog 1 to 5 V), Option 1: N (w/o Lead Wire and M8 Connector), Unit Specification: M (SI Unit Only), Option 2: R (w/Bracket)

Rated Flow Range: 102 (10 to 1000 L/min), Thread Type: F (G), Port Size: 04 (1/2), Output Specifications: E (Out 1: PNP; Out 2: Analog 1 to 5 V), Option 1: N (w/o Lead Wire and M8 Connector), Unit Specification: M (SI Unit Only)

Switch, Vacuum 2 Outputs), Output: B (PNP Open Collector), Unit: w/Unit Switching Function, Lead Wire: G (Lead Wire w/Connector; Length: 2 m; Included), Option: B (Adapter Assembly for Bottom Mounting, Included)

Manifold: M (Combinaton Manifold for ZK2 Add on)

Indicator: S, Control Range: M (1 to 50mm/s), Control Method: E (Meter-out), Stud Position: A (Right Side), Tube Diameter: 04 (ø4), Thread: R, Port Size: M5 (M5 x 0.8)

DIN Rail Mounting, w/DIN Rail, Combination Manifold: M (Combinaton Manifold for ZK2 Add on)

(M9NA--Solid State, Water Resist., 3 Wire, NPN, Horizontal), Lead Wire: Z (5 m)