2-Port 3-Port　Sanitary Valves AS2C/AL2C Konan

■AS2C/AL2C　2-Port Normally Closed Type （Air-operated）
■MS2/ML2　2-Port Normally Closed Type （Manually-operated）
■ATA2C　3-Port Confluent valve（Air-operated）
■ATB2C　3-Port Flow-dividing valve（Air-operated）
Model code 2-Port
Air-operated valve Manually-operated valve
Straight-line piping L-shape piping Straight-line piping L-shape piping
AS2C AL2C MS2 ML2
Size Port size Orifice size (Cv value)
8A φ10.5 2.0 ○ ○ ○ ○
10A φ12 2.6 ○ ○ ○ ○
15A φ17.5 4.6 ○ ○ ○ ○
1S φ23 10.4 ○ ○ ○ ○
1.5S φ35.7 25.0 ○ – – –
2S φ47.8 45.0 ○ – – –
Piping Ferrule clamping, welded, or ISO screw
Fluid pressure Max. 0.4MPa
Operating pressure 0.4～0.5MPa –
Fluid temperature 0～150℃
Ambient temperature 5～60℃
Allowable leakage 0cm3/min（ANR）
Operating frequency Max. 1/s –
Open/close speed
(fluid: air) 8A,10A:0.03s or less
15A,1S:0.035s or less
1.5S,2S:0.055s or less 8A,10A:0.03s or less
15A,1S:0.035s or less –
Main materials SUS316・SUS316L・TB35H[titanium] Symbol AS2C,AL2C symbol
MS2,ML2 symbol
Options Limit switch, proximity switch (air operated type)
Model code 3-Port
Air-operated valve
Confluent valve Flow-dividing valve
ATA2C ATB2C
Size Port size Orifice size (Cv value)
8A φ10.5 2.0 ○ ○
10A φ12 2.2 ○ ○
15A φ17.5 4.6 ○ ○
1S φ23 10.4 ○ ○
Piping Ferrule clamping, welded, or ISO screw
Fluid pressure Max. 0.4MPa
Operating pressure 0.4～0.5MPa
Fluid temperature 0～150℃
Ambient temperature 5～60℃
Allowable leakage 0cm3/min（ANR）
Operating frequency Max. 1/s
Open/close speed
(fluid: air) 8A,10A：0.03s or less
15A,1S:0.035s or less
Main materials SUS316・SUS316L・TB35H[titanium] Symbol ATA2C symbol ATB2C symbol