Port Size

• 20mm (3/4 in) (42)
• 25mm (1 in) (25)
• 32mm (1 1/4 in) (28)
• 40mm (1 5/8 in) (23)
• 50mm (2 in) (12)
• 65mm (2 1/2 in) (18)
• 75mm (3 in) (11)
• 100mm (4 in) (12)

Check Valve

• None (161)
• w/ CK-4 (10)

Coil Style

• DIN, Green LED Pilot Light (27)
• DIN, Red LED Pilot Light (8)
• DIN, Standard (10)
• Leaded, Green LED Pilot Light (55)
• Leaded, Red LED Pilot Light (18)
• Leaded, Standard (53)

Flange Type

• FPT (9)
• No Flange (23)
• ODS (2)
• SW (115)
• WN (22)

Flange Connection

• None (23)
• 3/4 in (15)
• 1 in (19)
• 1 1/4 in (37)
• 1 1/2 in (19)
• 2 in (20)
• 2 1/8 in (1)
• 2 1/2 in (11)
• 2 5/8 in (1)
• 3 in (15)
• 4 in (10)

High Set Point

• 4.8 (70) (161)
• 5.2 (75) (3)
• 5.5 (80) (1)
• 5.9 (85) (1)
• 9.7 (140) (4)
• B2 (1)

Low Set Point

• 1.0 (15) (6)
• 1.4 (20) (1)
• 2.1 (30) (1)
• 2.4 (35) (2)
• 2.8 (40) (158)
• 3.5 (50) (1)
• 9.7 (140) (2)

Motor/IO Module

• None (171)

Plated

• No Plating (171)

Range

• AA (161)
• AD (2)
• DD (2)
• VA (6)

Reduced Capacity

• 0.17 (4)
• 0.35 (10)
• 0.5 (11)
• Full Capacity (146)

Valve Material

• Standard Valve (171)

Brands

• Parker RS (171)