Size: 3 [ø20(ø14)], Valve Type: 4 [NC (Operating Pressure 1MPa)], Sealant: A (NBR Seal), Body Material: Standard, Pilot System Option: Standard, Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Manual Override: Non-locking Push Style, Bracket: None, X200: No, CE Compliance: Q (CE Compliance)

Size: 3 (Port Size 3/4), Number of Ports: 1 (3 Port), Valve Type: 1 [NC (Operating Pressure 3.5MPa)], Gasket: A (NBR Seal), Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Bracket: None, CE Compliant: Q (CE Compliant)

Size: 3 (Port Size 3/4), Number of Ports: 1 (3 Port), Valve Type: 3 [NC (Operating Pressure 7.0MPa)], Gasket: A (NBR Seal), Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Bracket: None, CE Compliant: Q (CE Compliant)

Size: 3 (Port Size 3/4), Number of Ports: 3 (2 Port), Valve Type: 3 [NC (Operating Pressure 7.0MPa)], Gasket: A (NBR Seal), Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Bracket: None, CE Compliant: Q (CE Compliant)

Compatible Fluid: Air / Water / Vacuum / Oil / Gas, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Open, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Tube Flange Nominal: -, Operating Temperature Range(°C): -5～50, Driving Type: Pilot Type, Operating Pressure Difference

Compatible Fluid: Air / Water / Vacuum / Oil / Gas, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Tube Flange Nominal: -, Operating Temperature Range(°C): -5～50, Driving Type: Pilot Type, Operating Pressure Difference

Size: Port Size 3/4, Number of Ports: 3 Port, Valve Type: 1 [NC (Operating Pressure 3.5MPa)], Gasket: NBR Seal, Thread: Rc(PT), Port Size: 3/4, Voltage: 24VDC, Lead Wire: DIN Terminal w/Light & Surge Voltage Suppressor, Bracket: None, CE Compliant: CE Compliant

Size: 3 [ø20(ø14)], Valve Type: 2 [NO (Operating Pressure 1MPa)], Sealant: B (FPM seal), Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Manual Override: Non-locking Push Style, Bracket: None, CE Compliant: Q (CE Compliant)

Size: 3 [ø20(ø14)], Valve Type: 1 [NC (Operating Pressure 0.5MPa)], Sealant: A (NBR seal), Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Manual Override: Non-locking Push Style, Bracket: None, CE Compliant: Q (CE Compliant)

Size: 3 [ø20(ø14)], Valve Type: 1 [NC (Operating Pressure 0.5MPa)], Sealant: B (FPM seal), Thread: Rc(PT), Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor), Manual Override: Non-locking Push Style, Bracket: None, CE Compliant: Q (CE Compliant)

Size: 3 [ø20(ø14)], Valve Type: 2 [NO (Operating Pressure 1MPa)], Sealant: FPM seal, Thread: Rc(PT), Port Size: 3/4, Voltage: 24VDC, Lead Wire: DIN Terminal w/Light & Surge Voltage Suppressor, Manual Override: Non-locking Push Style, Bracket: None, CE Compliant: CE Compliant

Size: 3 [ø20(ø14)], Valve Type: 1 [NC (Operating Pressure 0.5MPa)], Sealant: FPM seal, Thread: Rc(PT), Port Size: 3/4, Voltage: 24VDC, Lead Wire: DIN Terminal w/Light & Surge Voltage Suppressor, Manual Override: Non-locking Push Style, Bracket: None, CE Compliant: CE Compliant

Compatible Fluid: Coolant, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Tube Flange Nominal: -, Operating Temperature Range(°C): -5～50, Driving Type: Pilot Type, Orifice Diameter(Ø): 20, Voltage: 24 V DC, Sealing materials

Compatible Fluid: Air / Oil / Gas, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Body Material: Aluminum, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Operating Temperature Range(°C): -5～50, Driving Type: Pilot Type, Orifice Diameter(Ø): 20, Voltage: 24 V DC,

Compatible Fluid: Coolant, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Operating Temperature Range(°C): -5～50, Driving Type: Pilot Type, Orifice Diameter(Ø): 6.2, Voltage: 24 V DC, Sealing materials: NBR, Option:

Compatible Fluid: Coolant, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Operating Temperature Range(°C): -5～50, Driving Type: Pilot Type, Orifice Diameter(Ø): 13, Voltage: 24 V DC, Sealing materials: NBR, Option: 2

HRX-OM-R005

Breaker size 20A (There are energized parts in the product) Breaker Model label Shows the part number of the product. For details, refer to 1.4.1 Product Label. Circulating fluid outlet port The circulating fluid flows out from the outlet port. Circulating fluid return port The circulating fluid returns to the return port.

3 Port Air Operated Valve Series SYJA300 1

1 VPA3 VA Thread type SA VPA Air operated valve Nil Rc G NPT NPTF F N T VA 1 Number of pilot VM Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com Port size (IN, OUT port) Single Port size Rc size VR VPA3145 VPA3165 VPA3185 Symbol Body size 03 (10A) 3 8 (15A) 1 2 (20A

5 Port Air Operated Valve Series SYA3000/5000/7000 1

Without sub-plate VH VPA454/474 00 03 (10A) 3 8 (15A) 1 2 (20A) 3 4 (25A) 1 (32A) 1 4 1 (40A) 1 2 1 VHS standard 5 Body size 04 06 10 12 14 VPA450 Piping 3 4 standard 7 11 4 JIS Symbol 2 position double VPA4250/4270 0 Side ported 1 Bottom ported 2 position single VPA4150/4170 VPA470 4 W/o sub-plate Option Specifications Fluid Air 3 position exhaust center VPA4450 3 position closed center

VPA4

Without sub-plate VH VPA454/474 00 03 (10A) 3 8 (15A) 1 2 (20A) 3 4 (25A) 1 (32A) 1 4 1 (40A) 1 2 1 VHS standard 5 Body size 04 06 10 12 14 VPA450 Piping 3 4 standard 7 11 4 JIS Symbol 2 position double VPA4250/4270 0 Side ported 1 Bottom ported 2 position single VPA4150/4170 VPA470 4 W/o sub-plate Option Specifications Fluid Air 3 position exhaust center VPA4450 3 position closed center