Product Overview

Engineering notes
Conduct the electric connections in accordance with local regulations on electric
installations as well as the internal or connection diagrams.
Safety regulations and restrictions designed to ensure the safety of people and
Attention
pr
operty must be observed at all times!
A strainer sh
ould be fitted upstream of the valve. This increases reliability.
Mounting notes
Two mounting instruction leaflets are enclosed with the valve: Ref. 35638 (valve)
and reference 35731 (terminal housing).
Attention
The
valve may only be used as a mixing or throughport valve, not as a diverting
valve. Observe the direction of flow 1  3!
90°
4362Z01
90°
Orientation
It is essential to maintain the specified minimum clearance above and to the side of the
actuator and/or electronics module! (refer to "Dimensions", page 9)
A
ccess for installation
Close off port '2'
with the type Z155/... accessories,
which must be ordered separately. For details see
page 2.
The blank flange kit consists of a seal, screws,
spring washers and nuts.
4741Z01
Use as straig
ht-
through valves
Installation notes
• The actuator must not be lagged
• For notes on electrical installation, see "Connection terminals" respectively
"Connection diagram", page 8.
Maintenance notes
The valves and actuators are maintenance-free.
The low friction and robust design make regular servicing unnecessary and ensure a
long service life.
The valve stem is sealed from external influences by a maintenance-free gland.
Repair
Should the valve electronics prove faulty, the electronics module should be replaced
with replacement part ZM250. Mounting instructions are enclosed (Ref. 35731).
War
ning
Al
ways disconnect the power before fitting or removing the terminal housing.
The terminal housing is calibrated and matched to the actuator, and should be
replaced only by qualified personnel.
5/10
Siemens Modulating control valves with magnetic actuator, PN16 CA1N4454en
Building Technologies 24.04.2012