fisair HEF2 SERIES, Installation And Maintenance Manual

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HEF2 Series MANUAL
25
(*) With a maximum of 5 solenoid valves for the HEF2
Series with 5 Cassettes
(**) Optionally the ball valve may be replaced by an area
motor-valve
(***) The equipment managed by our control panel
(CCB2.0+C or CCE2.0+C) including the conductivity
control will not have the continuous purge system, as the
concentration will be reduced by opening the drainage
motor valve managed by the conductivity control.
(****) The equipment managed by our control panels (CCB2.0 or CCE2.0) will assemble the water supply solenoid valve (13) and the
water drain motor valve.
1
Evaporative Cassette
2
Droplet separator cassette(optional)
3
Water recirculation pump
4
Float/buoy
5 Constat bleed-off +flow meter control valve
7 Stage 1 solenoid valve. N.C.
8 Stage 1 Irrigation regulation valve + flow meter
9 Stage 2 solenoid valve. N.C.
10
Stage 2 Irrigation regulation valve + flow meter
11
Float valve. Supply water regulation
12
Water tank draining vale (****) (**)
13
Filling solenoid valve. N.C.
(optional,supplyed loose) (****)
14 Min/Max water level detector
A Process air
B Humidificacion air
C Water supplly
D Overflow
E Constant bleed off (***)
F Draining
G
Water outlet to drain(draining +
ov constant bleed off)
OPERATING
PRINCIPLE
HEF2 Series
(recirculated, with
stages control) (*)