Key
Item
Components
3
Compressor
4
Lip ring
5
Lock washer
6
Membrane plate
9
Washer
10
Actuator top
12
Bolt
13
Washer
14
Actuator membrane
15
Actuator spindle
16
Actuator base
17
Bush
21
Hexagon nut
22
Sealing washer
27
O-ring (only for diaphragm sizes 40 and 50)
Distance piece
28
(only for diaphragm sizes 40 and 50)
29
Protective cap
30
Dowel pin
31
Adapter
47
Washer
FP
Spring set
SA1
Optical position indicator
SA2
Protective cap
3 Spare parts kits
3.1 Spare parts kit SAF
Item
Pieces Components
IF
1
Compression spring
MF
1
Compression spring
AF
1
Compression spring
R690
3.2 Spare parts kit SAK
Item
Pieces Components
4
1
Lip ring
5
1
Lock washer
14
1
Actuator membrane
Bush
17
1
(for diaphragm size 50: 2 bushes)
21
1
Hexagon nut
22
2
Sealing washer
O-ring
27
1
(only for diaphragm sizes 40 and 50)
4 Order data
4.1 Order data - Spare parts kit SAF
1 Type
GEMÜ R690
2 Diaphragm size
Diaphragm size 25 (DN 15 / DN 20 / DN 25)
Diaphragm size 40 (DN 32 / DN 40)
Diaphragm size 50 (DN 50)
3 Kit
Compression spring spare parts kit
4 Control function
Normally closed (NC)
5 Actuator size
10 bar operating pressure:
Diaphragm size 25 (DN 15 / DN 20 / DN 25)
Diaphragm size 40 (DN 32 / DN 40)
Diaphragm size 50 (DN 50)
6 bar operating pressure:
Diaphragm size 25 (DN 15 / DN 20 / DN 25)
Diaphragm size 40 (DN 32 / DN 40)
Diaphragm size 50 (DN 50)
6 K number (optional)
Medium wetted area cleaned to ensure suitability for
paint applications, parts sealed in plastic bag, warranty
only valid when treated with proper care!
Order example
1 (Code)
2 (Code)
3 (Code)
4 (Code)
5 (Code)
6 (Code)
8 / 12
R690 25
SAF
1
FDN 0101
R690
25
SAF
1
FDN
Code
R690
Code
25
40
50
Code
SAF
Code
1
Code
FDN
HDN
KDN
FDM
HDM
KDM
Code
0101
0101