20
5.2
Installation overviews
Typical installation for duct humidification
Fig. 4: Typical installation for duct humidification
KS10
DS80
DV81
Z261
Humidity sensor or
humidity controller
Return duct
Supply duct
Humidity sensor or
humidity controller
Steam line
– as short as possible (max. length 4 m)
– adequate upslope/downslope min.15 % (8.5°)
– no restrictions
– condensate trap at the lowest point
– hose or fixed pipe (with same inner diameter as
steam outlet)
Condsensate line
– min. downslope 15 % (8.5°)
– no restrictions
– condensate trap ømin 200 mm
Filter valve or
Shut-off valve and filter 125 µm
Water drain connector ø30 mm
Water supply connector G 3/4"
Water supply pipe
(min. inner diameter 8 mm, supplied by others)
1...10 bar / 1...40 °C
(with optional drain water
cooling 2...10 bar / 1...25 °C)
Air proving switch
(external safety chain)
Electrical isolator heating voltage supply
(supplied by others)
Rmin:
300 mm
ømin: 200 mm
ømin: 40 mm
Electrical isolator control voltage
supply (supplied by others)
Drain hose (supplied)
– internal diameter ø30 mm
– drain hose must be led to the left
– constant downslope (min 15 %/8.5°) to funnel
– if using DI or RO water, use supplied drain
hose or stainless steel pipe only
– must not touch funnel
Open funnel with trap
(supplied by others)
Calculated absorption distance B
N
to any obstruction
or min. 3 m if B
N
is unknown
min. 5x B
N
(B
N
see
)
High limit humidistat
(external safety chain)
min. 300 mm
min. 300 mm
Pmax 1500 Pa
Pmin -1000 Pa
to drain
to cylinder
