Data Sheet for Product

15
Siemens CM1N4564en
Smart Infrastructure 2021-06-07
Engineering
Conduct the electrical connections in accordance with local regulations on electrical
installations as well as the section Connection diagrams [ 26].
NOTE
Using a safety limiter
Failure to comply with applicable regulations for cable insulation may result in the
suspension of the safety limiter function.
Compliance with all applicable regulations for cable insulation must be ensured by the
plant operator.
WARNING
Risk of injury and fire from hot device
parts
For media below 0 °C, the stem heater ASZ6.6 keeps the valve stem ice-free. In this case,
the actuator bracket and the valve stem must not be insulated in order to ensure air
circulation.
Touching heated parts without safety measures leads to burns.
For safety reasons, the steam heater is operated with AC 24 V / 30 W.
Recommendation: For media above
140
°C
, the valve must be insulated
.
Observe admissible temperatures, see Use [ 2] and Technical data [ 19].
If an auxiliary switch is used, its switching point should be indicated on the plant schematic.
Every actuator must be driven by a dedicated controller, see Connection diagrams [ 26].