Size: 2 (Base Mounted), Pilot: 0 (Internal Pilot), Power Source, Command Signal: 5 (12V, 1~5V), Port Size: 01 (1/8), Thread: N (NPT)

Size: 1 (Body Ported), Pilot: 0 (Internal Pilot), Power Source, Command Signal: 1 (24V, 0~10V), Port Size: 01 (1/8), Thread: N (NPT)

Size: B (Base Mounted), Pilot: 0 (Internal Pilot), Power Source, Command Signal: 1 (24V, 0~10V), Port Size: 01 (1/8), Thread: N (NPT)

Size: 2 (Base Mounted), Pilot: 0 (Internal Pilot), Power Source, Command Signal: 2 (24V, 4~20mA), Port Size: 01 (1/8), Thread: N (NPT)

Size: B (Base Mounted), Pilot: 0 (Internal Pilot), Power Source, Command Signal: 6 (12V, 0~10V), Port Size: 01 (1/8), Thread: N (NPT)

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

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: YZ (Y + Z)

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

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: H (Set Nut for Panel Fitting), Semi-Standard: RYZ (R + Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: H (Set Nut for Panel Fitting), Semi-Standard: 1YZ (1 + Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: RZ (R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: YZ (Y + Z)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: 1Z (1 + Z)

This is a legacy product, and replaced byZSE20-N-01-L ZSE30 VACUUM SWITCH. SWITCH. VACUUM SERIES. ZSE30 1/8 PORTED. .18188 lb. JC.

This is a legacy product, and replaced byZSE20-N-01-L ZSE30 VACUUM SWITCH. SWITCH. VACUUM SERIES. ZSE30 1/8 PORTED. .41775 lb. JC.

Flow Rate Range: 25 [0.5 to 25 (12.5 for CO2) â„“/min], Flow Adjustment Valve: None, Port Size: 01 (Rc1/8), Piping Entry Direction: Straight, Output Specification: 2 [Analog Output (4 to 20 mA)], Instruction Manual: N (None), Calibration Certificate: None, Connector: Lead Wire w/Connector (2 m), Option: R (Bracket for w/o Flow Adjustment Valve: ZS-33-M)

Flow Rate Range: 50 [1 to 50 (25 for CO2) â„“/min], Flow Adjustment Valve: None, Port Size: 01 (Rc1/8), Piping Entry Direction: Straight, Output Specification: 1 [Analog Output (1 to 5 V)], Instruction Manual: N (None), Calibration Certificate: None, Connector: W [Lead Wire w/Connector (2m) + Rubber Cover], Option: R (Bracket for w/o Flow Adjustment Valve: ZS-33-M)

Flow Rate Range: 50 [1 to 50 (25 for CO2) â„“/min], Flow Adjustment Valve: None, Port Size: 01 (Rc1/8), Piping Entry Direction: Straight, Output Specification: 1 [Analog Output (1 to 5 V)], Instruction Manual: N (None), Calibration Certificate: None, Connector: Z (w/o Lead Wire w/Connector)

Flow Rate Range: 10 [0.2 to 10 (5 for CO2) â„“/min], Flow Adjustment Valve: S (Yes), Port Size: 01 (Rc1/8), Piping Entry Direction: Straight, Output Specification: 2 [Analog Output (4 to 20 mA)], Instruction Manual: N (None), Calibration Certificate: None, Connector: W [Lead Wire w/Connector (2m) + Rubber Cover], Option: S (Bracket for w/Flow Adjustment Valve)

Flow Rate Range: 10 [0.2 to 10 (5 for CO2) â„“/min], Flow Adjustment Valve: S (Yes), Port Size: 01 (Rc1/8), Piping Entry Direction: Straight, Output Specification: 2 [Analog Output (4 to 20 mA)], Instruction Manual: N (None), Calibration Certificate: None, Connector: Z (w/o Lead Wire w/Connector)