Size: 31 (3/8), Model Combination: B (AF+AR), Port Size: 03 (3/8, Size 31), Accessory: C (Float Auto Drain, N.C., Size 31 & 41), Pressure Relief Valve: V (Downstream Valve), Option: 8 (Metal Bowl w/Sight Glass, Size 31 & 41), Handle Orientation: A (Upward Handle)

Size: 31 (3/8), Model Combination: AF+AR+AL, Port Size: 03 (3/8, Size 31), Accessory: C (Float Auto Drain, N.C., Size 31 & 41), Pressure Relief Valve: w/o Valve, Option: 8 (Metal Bowl w/Sight Glass, Size 31 & 41), Handle Orientation: A (Upward Handle)

Size: 31 (3/8), Model Combination: AF+AR+AL, Port Size: 03 (3/8, Size 31), Accessory: C (Float Auto Drain, N.C., Size 31 & 41), Pressure Relief Valve: V (Downstream Valve), Option: 8 (Metal Bowl w/Sight Glass, Size 31 & 41), Handle Orientation: A (Upward Handle)

Size: 31 (3/8), Model Combination: AF+AR+AL, Port Size: 03 (3/8, Size 31), Accessory: D (Float Auto Drain, N.O., Size 31 & 41), Pressure Relief Valve: w/o Valve, Option: 8 (Metal Bowl w/Sight Glass, Size 31 & 41), Handle Orientation: A (Upward Handle)

Size: 31 (3/8), Model Combination: AF+AR+AL, Port Size: 03 (3/8, Size 31), Accessory: D (Float Auto Drain, N.O., Size 31 & 41), Pressure Relief Valve: V (Downstream Valve), Option: 8 (Metal Bowl w/Sight Glass, Size 31 & 41), Handle Orientation: A (Upward Handle)

Size: 31 (3/8), Model Combination: AF+AR+AL, Port Size: 03 (3/8, Size 31), Accessory: C (Float Auto Drain, N.C., Size 31 & 41), Pressure Relief Valve: V (Downstream Valve), Option: 8R (Metal Bowl w/Sight Glass, Flow Direction: Right to Left, Size 31 & 41)

Type: 41 (Feedback Sensor Type), Bar Length: 340mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø6, Bracket: w/o Bracket, Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 640mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø6, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 640mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: Z (10m), One-Touch Fitting: ø6, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 1300mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: P (PNP), Power Supply Cable: Z (10m), One-Touch Fitting: ø8, Bracket: B (Bracket), Sensor: G (Auto Balance Sensor, High Accuracy for Types 41 & 42)

Type: 41 (Feedback Sensor Type), Bar Length: 820mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø6, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 820mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø8, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 580mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø6, Bracket: w/o Bracket, Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 400mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø6, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 1120mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: 3m, One-Touch Fitting: ø8, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 1300mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: Z (10m), One-Touch Fitting: ø8, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 340mm, Electrode Cartridge, Needle Material: K (Energy Saving De-Ionizing Cartridge, Silicon), Input/Output Specifications: P (PNP), Power Supply Cable: Z (10m), One-Touch Fitting: ø6, Bracket: B (Bracket), Sensor: G (Auto Balance Sensor, High Accuracy for Types 41 & 42)

Type: 41 (Feedback Sensor Type), Bar Length: 400mm, Electrode Cartridge, Needle Material: K (Energy Saving De-Ionizing Cartridge, Silicon), Input/Output Specifications: P (PNP), Power Supply Cable: Z (10m), One-Touch Fitting: ø6, Bracket: B (Bracket), Sensor: G (Auto Balance Sensor, High Accuracy for Types 41 & 42)

Type: 41 (Feedback Sensor Type), Bar Length: 820mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: NPN (or N/A for Type 40), Power Supply Cable: Z (10m), One-Touch Fitting: ø8, Bracket: B (Bracket), Sensor: F (Feedback Sensor for Type 41)

Type: 41 (Feedback Sensor Type), Bar Length: 1900mm, Electrode Cartridge, Needle Material: High Speed De-Ionizing Cartridge, Tungsten, Input/Output Specifications: P (PNP), Power Supply Cable: Z (10m), One-Touch Fitting: ø10, Bracket: B (Bracket), Sensor: G (Auto Balance Sensor, High Accuracy for Types 41 & 42)