Type
Filter
620: Diaphragm valve, pneumatically operated, cast iron distance piece
DN
Filter
15: DN 15
20: DN 20
25: DN 25
32: DN 32
40: DN 40
50: DN 50
65: DN 65
80: DN 80
100: DN 100
125: DN 125
150: DN 150
Body configuration
Filter
D: 2/2-way body
Connection type
Filter
1: Threaded sockets DIN ISO 228
8: Flanges EN 1092 / PN16 / form B, Face to face EN 558, series 1, ISO 5752, basic series 1
31: NPT female thread
38: Flanges ANSI Class 150 RF, Face to face MSS SP-88
39: Flange ANSI Class 125/150 RF, face-to-face dimension FTF EN 558 series 1, ISO 5752, basic series 1, length only for body configuration D
53: Flanges EN 1092 / PN16 / form A, Face to face EN 558, series 7, ISO 5752, basic series 7
56: Flanges ANSI Class 125/150 RF, Face to face EN 558, series 7, ISO 5752, basic series 7
58: Flanges ANSI Class 125/150 FF, Face to face EN 558, series 7, ISO 5752, basic series 7
Valve body material
Filter
8: EN-GJL-250 (GG-25)
17: EN-GJS-400-18-LT (GGG-40.3), PFA lined
18: EN-GJS-400-18-LT (GGG-40.3), PP lined
81: EN-GJS-500-7 (GGG-50), PFA lined
82: EN-GJS-400-18-LT (GGG-40.3), soft rubber lined
83: EN-GJS-400-18-LT (GGG-40.3), hard rubber lined
88: EN-GJS-400-18-LT (GGG-40.3), Butyl lined
90: EN-GJS-400-18-LT (GGG 40.3)
Diaphragm material
Filter
2: NBR
4: FKM
6: IIR
8: CR
14: EPDM
29: EPDM
54: PTFE/EPDM one-piece
71: PTFE/PVDF/EPDM three-piece
5E: PTFE/EPDM
5M: PTFE/EPDM two-piece
5Y
Control function
Filter
1: Normally closed (NC)
2: Normally open (NO)
3: Double acting (DA)
Actuator version
Filter
0KN: Actuator size 0KN
1KN: Actuator size 1KN
2KN: Actuator size 2KN
3/1: Operator size 3/1
3/2: Operator size 3/2
3/3: Operator size 3/3
3/D: Operator size 3/D
3/F: Operator size 3/F
3A1: Operator size 3A1
3A3: Operator size 3A3
3AD: Operator size 3AD
4A1: Actuator size 4, seat diameter 22.25 mm
4A2: Operator size 4A2
4A3: Operator size 4A3
4AD: Operator size 4AD
4AF: Actuator size 4AF
Execution type
Filter
OHNE
Mounting type
Filter
OHNE
N0: With NAMUR mounting bracket
NH: With NAMUR mounting bracket and handwheel
Special version
Filter
OHNE