Description

Static pressure : 2500 kPa / 360 psi
Ambient temperature : +1°C to +50°C / +34°F to +122°F
Media temperature : -20°C to +120°C / -4°F to +248°F
Material:
– Housing and cover/headnut : DN15-32 (1/2”-1 1/4”): Forged brass ASTM CuZn40Pb2
or DZR CuZn36Pb2As
DN40-50 (1 1/2”-2”): Forged brass ASTM CuZn40Pb2
or Ductile iron ASTM A395 Grade 60-40-18
– Composite components : Glass-reinforced PSU/POM/PPS
– Metal components (internal) : Stainless steel
– O-rings : EPDM
– Cone : DN15-32 (1/2”-1 1/4”): PPS
– Seats : DN40-50 (1 1/2”-2”): EDPM
– Diaphragm : DN15-25 (1/2”-1”) with 20 mm (3/4”) insert: EPDM
DN25-32 (1”-1 1/4”) with 40 mm (1 1/2”) insert: Hydrogenated
acrylonitrilebutadiene-rubber
DN40-50 (1 1/2”-2”) (one-unit) : Hydrogenated acrylonitrile-butadiene-rubber
Stroke : DN15-25 (1/2”-1”) with 20 mm (3/4”) insert: 3.4 mm / 0.13 in
DN25-32 (1”-1 1/4”) with 40 mm (1 1/2”) insert: 5.2 mm / 0.2 in
DN40-50 (1 1/2”-2”) (one-unit): 6.2 mm / 0.24 in
Maximum close off pressure : 800 kPa / 116 psi
Maximum operational ΔP : DN15-32 (1/2”-1 1/4”): 800 kPaD / 116 psid
DN40-50 (1 1/2”-2”): 600 kPaD / 87 psid
Control characteristic : Linear flow
Control range : 1:800 / IEC 60534
Rangeability : 100:1
Turn down ratio : 100:1
Shut-off leakage : ANSI / FCI 70-2 2006, Class IV / IEC 60534-4, Class IV
Flow rate range : 0.0103-3.79 l/sec / 0.163-60.0 GPM
End connection1 : Fixed female ISO or NPT
Body taps : 1/4” ISO