Wilo SiBoost Smart Instrucciones De Instalación Y Funcionamiento página 68

Fig. 4 Information table: nitrogen pressure,
diaphragm pressure vessel (example)
(supplied as a sticker)
a Nitrogen pressure according to the table
b Start-up pressure, base-load pump, in bar PE
c Nitrogen pressure in bar PN 2
d Notice: Nitrogen measurement without water
e Notice: Caution! Introduce nitrogen only
Fig. 5 Diaphragm pressure vessel kit 8 l
(for SiBoost Smart Helix EXCEL only)
9 Diaphragm pressure vessel
10 Throughflow fitting
18 Threaded pipe union (to suit the nominal
diameter of the system)
19 O-ring (seal)
20 Counter nut
21 Pipe nipple
Fig. 6a Protection against low water level (WMS) kit
for SiBoost Smart Helix V
11 Pressure gauge
14 Low-water cut-out switchgear (WMS),
optional
16 Draining/venting
17 Stop valve
22 Pressure switch
23 Plug connector
Installation and operating instructions Wilo-SiBoost Smart (FC) ... Helix V/... Helix VE/... Helix EXCEL
Fig. 6c Protection against low water level (WMS) kit,
pin assignment and electrical connection
22 Pressure switch (type PS3..)
23 Plug connector
23a Plug connector type PS3-4xx (2-core)
(normally closed contact)
23b Plug connector type PS3-Nxx (3-core)
(changeover contact)
Core colours
BN BROWN
BU BLUE
BK BLACK
Fig. 6d Kit for pressure sensor on the inlet side
(series with MVISE and HELIX VE)
11 Pressure gauge
12a Pressure sensor
12b Pressure sensor (plug), electrical connection,
PIN assignment
16 Draining/venting
17 Stop valve
Fig. 6e Kit for pressure sensor on the inlet side
(series with HELIX EXCEL)
11 Pressure gauge
12a Pressure sensor
12b Pressure sensor (plug), electrical connection,
PIN assignment
16 Draining/venting
17 Stop valve
English
3