Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: CN (C + N), Semi-Standard 2: RZ (R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)

Body Size: 20A, Thread: N (NPT), Port Size: 01 (1/8), Option: C (N.C. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 3C (3 + C), Semi-Standard 2: RZ (R + Z)

This is a legacy product, and replaced byZSE40A-01-R-X501, VACUUM SWITCH, HIGH PRECI *LQA, VACUUM SERIES, ZSE40/50/60 VACUUM SWITCH, JC, ZSE40/50/60 1/8 PORTED, .41565 lb

Output Specification: R (NPN Open Collector 2 Outputs + Analog Voltage Output), Unit Specification: Unit Selection Function, Switches w/Unit Selection not Permitted for Use in Japan, Piping Specification: 01 (R 1/8), Lead Wire: J (Lead Wire w/Connector, 5-core, 2 m Lead Wire), Bracket: B (Panel Mount Adapter)

Output Specification: R (NPN Open Collector 2 Outputs + Analog Voltage Output), Unit Specification: Unit Selection Function, Switches w/Unit Selection not Permitted for Use in Japan, Piping Specification: 01 (R 1/8), Lead Wire: J (Lead Wire w/Connector, 5-core, 2 m Lead Wire), Bracket: A1 (Bracket A, Vertical Mounting)

Rated Vacuum Range: -101 to 0 kPa, Output Specification: R (NPN Open Collector 2 Outputs + Analog Voltage Output), Unit Specification: M (SI Unit Only), Piping Specification: 01 (R 1/8), Lead Wire: W (Lead Wire w/Connector, 5-core, 2 m Lead Wire, Waterproof), Bracket: A1 (Bracket A, Vertical Mounting)

Rated Vacuum Range: F (-100 to 100 kPa), Output Specification: R (NPN Open Collector 2 Outputs + Analog Voltage Output), Unit Specification: M (SI Unit Only), Piping Specification: 01 (R 1/8), Lead Wire: W (Lead Wire w/Connector, 5-core, 2 m Lead Wire, Waterproof), Bracket: B (Panel Mount Adapter)

Output Specification: R (NPN Open Collector 2 Outputs + Analog Voltage Output), Unit Specification: Unit Selection Function, Switches w/Unit Selection not Permitted for Use in Japan, Piping Specification: 01 (R 1/8), Lead Wire: W (Lead Wire w/Connector, 5-core, 2 m Lead Wire, Waterproof), Bracket: B (Panel Mount Adapter)

Size: 20, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Accessory: B (Bracket), Specifications: 3R (3 + R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Accessory: B (Bracket), Specifications: 1R (1 + R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Accessory: None, Specifications: 3RY (3+R+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: BE (B+E), Specifications: 1RY (1 + R + Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: BE (B+E), Specifications: 3RY (3+R+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: BG (B+G), Specifications: 3RY (3+R+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 01 (1/8), Accessory: BG (B+G), Specifications: 1RY (1 + R + Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Pressure Range: 0~0.97MPa, Port Size: 01 (Single Unit Mounting R(PT) 1/8), Output Specification: 19 (NPN Open Collector 1 Output, w/Analog Output, 200° Setting), Wiring Specification: CN (w/o Connector)

Piping Specification: 01 (Single Unit Mounting R(PT) 1/8), Output Specification: 16 (NPN Open Collector 2 Outputs, w/o Analog Output, 3 Rotation setting), Wiring Specification: CN (Plug w/o Lead Wire))

Piping Specification: 01 (Single Unit Mounting R(PT) 1/8), Output Specification: 16 (NPN Open Collector 2 Outputs, w/o Analog Output, 3 Rotation setting), Wiring Specification: C (Plug Connector; Lead Wire 0.6m)

Piping Specification: 01 (Single Unit Mounting R(PT) 1/8), Output Specification: 14 (NPN Open Collector 1 Output, w/o Analog Output, 3 Rotation setting), Wiring Specification: CN (Plug w/o Lead Wire))