Technical data

Construction
18
DME
4
4. Construction
Fig. 17 Sectional drawing
Material specification
TM04 8488 0612
23
24
25
26
27
28
29
22
19
18
17
16
15
20
14
39
789
138
5
6
21
12
11
10
234
35343336
31
30
32 37
Pos. Description Material options
1 Back plate PPE/PS 20 % glass fibre
2 Spring DIN 17223 TYPE C
3 Housing PPE/PS 20 % glass fibre
4 Hall sensor -
5 Operation PCB -
6 Power cable Rubber
7 Gear -
8 Brushless DC motor -
9 Drain hole or leakage sensor -
10
DME 60 and DME 150:
19/25 mm hose nozzle
PP/PVDF
DME 375 and DME 940:
connection with internal thread
1 1/4" NPT / Rp 1 1/4
PP/PVDF
11 Union nut PP/PVDF
12 Connection, complete -
14 O-ring EPDM/FKM/PTFE
15 Venting valve, ball Ceramic
16 Spring
Alloy C-4, 2.4610
(NiMo16CrTi)
17 Spring
Alloy C-4, 2.4610
(NiMo16CrTi)
18 Venting valve, body PP/PVDF
19 Venting valve, tap PP/PVDF
20 O-ring EPDM/FKM/PTFE
21 End cover Steel
22 Venting valve, complete -
23 O-ring EPDM/FKM/PTFE
24 Valve seat PP/PVDF/SS 1.4401/PTFE
25 Valve ball
Ceramic/Glass/SS 1.4401/
PTFE
26 Valve casing PP/PVDF/SS 1.4401
27
★
Spring
Alloy C-4, 2.4610
(NiMo16CrTi)
28 O-ring EPDM/FKM/PTFE
29 Valve, complete -
30
★★
Dosing head cover Steel
31 Dosing head PP/PVDF/SS 1.4401
32 Safety membrane -
33 Power PCB -
34 Crank shaft Steel
35 I/O PCB -
36 Connecting rod Steel
37 Steel plate Steel
38 Steel frame Steel
39 Diaphragm
Textile-reinforced EPDM,
PTFE-coated
★
The pump is available with spring-loaded valves.
Spring material: Alloy C-4, 2.4610 (NiMo16CrTi)
★★
The steel plate is not included in stainless-steel dosing head
version.
Pos. Description Material options