5 Order data
The order data provide an overview of standard configurations.
Please check the availability before ordering. Other configurations available on request.
Order codes
1 Type
Code
Diaphragm valve, motorized,
eSyStep
R639
2 DN
Code
DN 12
12
DN 15
15
DN 20
20
DN 25
25
DN 32
32
3 Body configuration
Code
2/2-way body
D
4 Connection type
Code
Threaded socket
Threaded socket DIN ISO 228
1
Solvent cement socket
Solvent cement socket DIN
2
Union end
Union end with insert (socket) - DIN
7
Union end with inch insert - BS (socket)
33
Union end with insert (for IR butt welding) - DIN
78
Spigot
Spigot for IR butt welding, BCF
28
Flare
Flare connection with PVDF union nut
75
5 Valve body material
Code
PVC-U, grey
1
PP, reinforced
5
PVDF
20
PP-H, natural
N5
6 Diaphragm material
Code
NBR
2
FKM
4
EPDM
29
PTFE/EPDM one-piece
54
7 Voltage/Frequency
Code
24 V DC
C1
8 Control module
Code
Positioner
S0
Positioner, configured for emergency power supply
module (NC)
S5
Positioner, configured for emergency power supply
module (NO)
S6
9 Actuator version
Code
Actuator size 0
diaphragm size 10
0C
Actuator size 1
1A
10 Mounting plate
Code
With mounting plate
M
Without mounting plate
O
without
Order example
Order option
Code
Description
1 Type
R639
Diaphragm valve, motorized,
eSyStep
2 DN
15
DN 15
3 Body configuration
D
2/2-way body
4 Connection type
7
Union end with insert (socket) - DIN
5 Valve body material
1
PVC-U, grey
6 Diaphragm material
29
EPDM
7 Voltage/Frequency
C1
24 V DC
8 Control module
S0
Positioner
9 Actuator version
0C
Actuator size 0
diaphragm size 10
10 Mounting plate
without
5 Order data
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GEMÜ R639 eSyStep
Positioner (Code S0)