Data Sheet for Product

8/10
Siemens Modulating refrigerant valves with magnetic actuator, PN 32 CE2N4722en
Smart Infrastructure 2020-12-21
Environmental compatibility
The product environmental declaration
contains data on environmentally compatible
product design and assessments (RoHS
compliance, materials composition,
packaging, environmental b
enefit, disposal).
Pressure Equipment directive PED 2014/68/EU
Pressure accessories Scope: Article 1, section 1
Definitions: Article 2, section 5
Fluid group 2 DN 15…32 Without CE-marking as per article 4,
section 3
Fluid group 1
3)
DN 15…25
Fluid group 2 DN 40…50 Category I, module A, with CE-marking
as per article 14, section 2
1)
No operating voltage is required for the DC 0…20 V Phs power positioning signal.
2)
The documents can be downloaded from http://siemens.com/bt/download
3)
The manufacturer as well as the operator is obliged to comply with all legal requirements while
handling with media belonging to fluid group 1.
General
environmental conditi
ons
Operation
EN 60721
-
3
-
3
Transport
EN 60721
-
3
-
2
Storage
EN 60721
-
3
-
1
Climatic conditions
Class 3K6
Class 2K3
Class 1K3
Temperature
-
25...55 °C
-
25...70 °C
-
5...45 °C
Humidity
10...100 % r.h. < 95 % r.h. 5...95 % r.h.
Connection terminals
If a ZM../A terminal housing is used with DC 0...20 V Phs (phase cut), AC 24 V must
not be connected!
Always switch off the power supply before connecting or disconnecting the ZM..
terminal housing.
1
2
3
4
5
6
~
~
–
+
–
+
Supply
AC 24 V
Positioning signal
DC 0...10 V
DC 0...20 V Phs (phase cut)
DC 0...20 V Phs
~
~
–
+
–
+
Supply
AC 24 V
Positioning signal
DC 4...20 mA
DC 0...20 V Phs (phase cut)
ZM101/A
(DC 0...10 V or DC 0...20 V Phs)
ZM121/A
(DC 4...20 mA oder DC 0...20 V Phs)
4721Z03en
twisted
pairs
ZM111
(DC 0...20 V Phs)
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
Connection diagrams
Refer to data sheet N4591 for the ZM.. terminal housings
Warnin
g