1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 77 ?5F)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 77 ?5F)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 77 ?5F)Lights up when output is turned ON.
1% F.S. or lessMaximum load impedance: 300 (Power supply voltage 12 V)600 (Power supply voltage 24 V)Minimum load impedance: 50 Non-voltage input (Reed or Solid state), Low level: 0.4 V or less, 5 ms or longer input3 1/2-digit, 7-segment, 2-color LCD (Red/Green)?2% F.S. ?1 digit (Ambient temperature of 25 ?3C)Lights up when output is turned ON.
Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com 3 4 VSA440 3 4 , 1 2 3 4 1 2 standard 1 2 3 4 , Piping specifications/Side ported, bottom ported Type V Port size Rc EXH port Valve size Applicable valve Manifold base size Rc P EA, EB A, B , 1 4 3 8 1 4 3 8 1 4 3 8 3 8 1 2 3 8 1 2 1 2 1 2 VSA420 Common EXH , 3 8 1 2 , 1 4 3 8 , 3 8 1 2 , 3 8 1 2 3 8 standard