User Manual

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Building Technologies Modulating Control Valve PN 16 with Magnetic Actuator CA2N4741en
HVAC Products 2018-02-14
Disposal
The valve is considered electrical and electronic equipment for disposal
in terms of the applicable European Directive and may not be disposed
of as domestic garbage.
∂ Dispose of the valve through channels provided for this
purpose.
∂ Comply with all local and currently applicable laws and
regulations.
Warranty
Application-specific technical data must be observed.
If specified limits are not observed, Siemens Switzerland Ltd / HVAC Products
will not assume any responsibility.
Technical Data
Functional actuator data
Power supply
Extra low-voltage only (SELV, PELV)
Operating voltage
1)
AC 24 V, + 15 % / -10 %
Frequency
50…60 Hz
Typical power consumption
P
med
refer to table «Type summary»
Rated apparent power
S
NA
refer to table «Type summary»
Input
Positioning signal
ZM101/A DC 0…10 V or DC 0…20 V Phs
ZM121/A DC 4…20 mA or DC 0…20 V Phs
ZM111 DC 0…20 V Phs
Current draw
DC 0…10 V max. 1 mA
Impedance
DC 4…20 mA 2 x 56 kς
Functional valve data
PN class PN 16 to EN 1333
Permissible operating pressure
Water up to 120 °C
Water > 120 °C
Saturated steam ′ 180 °C
1.6 MPa (16 bar)
1.3 MPa (13 bar)
1.0 MPa (10 bar) abs
Leakage rate 1 ↑ 3
2 ↑ 3
max. 0.05 % k
vs
(to DIN EN 1349)
approx. 2 % k
vs
(depending on operating
conditions)
Permissible media Brine
Water Chilled water, low-temperature hot water, high-
temperature hot water, hot water, water with anti
-
freeze;
recommendation: water treatment to VDI 2035
Saturated steam
M3K…FX…NP: Oil mixtures mineral oils SAE05…SAE50, heat transfer oils
Medium temperature
Water
2)
Water
Saturated steam
max. 180 °C
-20…120 °C 1.6 MPa (16 bar)
> 120 °C 1.3 MPa (13 bar)
′ 180 °C 1.0 MPa (10 bar) abs
Valve characteristic (stroke, k
v
) linear (to VDI / VDE 2173),
optimised in low opening range
Stroke resolution ΧH / H100 > 1 : 200 (H = stroke)
Mode of operation modulating
In de-engergised position control path 1 ↑ 3 closed
Mounting position any