User Manual

Application Sheet INT201
Fan coil unit with staged fan, heating and cooling coil (4 pipe) on
triac output including lighting and blinds operation
DXR2..10-
101A
2 / 8
Technical information in this document are subject to change. Drawings serve illustration purposes only.
Siemens is not responsible for content and any manual modifications.
2019-02-21
A6V10662235_en--_c_--_03
Description
of functions
Basic functions Options
HVAC
∂ PID control for heating and cooling.
∂ The 4 pipe system provides hot and chilled water for
the heating coil and the cooling coil.
∂ 3-position valves are controlled by triac outputs for
cooling and heating.
∂ The fan is controlled manual on the room operator unit
or automatic in 3 speeds.
∂ The temperature is measured in the room operator
unit.
∂ The application allows customers to adjust the room
temperature setpoints via the room operator unit
including the operation of lighting and blinds.
∂ The operating modes are Comfort, Pre-Comfort,
Economy and Protection.
∂ Change of operating mode via room unit, presence
detector, window contact or central command.
∂ The air flow for heating and cooling is operated in
sequence to the valves. Parallel operation can be
configured.
HVAC
∂ Optimal energy efficiency by including the option for
room/supply air cascade control, presence detector or
window contact.
∂
Optional system alarms displayed on the management
station notify building operators of possible faults.
∂ Optional trends can be activated for room sensors.
Lighting
∂ The application allows room users to control lighting
via a standard function switching and/or
∂ The application allows customers to control lighting
operation via room unit.
Lighting
∂ Optional system alarms displayed on the
management station notify building operators of
possible faults (e.g. defective electronic control gear
or lamps).
∂ Optional trends can be activated for room lighting.
Blinds
∂ The application allows room users to operate the
blinds via the following commands:
o Move up/down
o Step up/down
∂ The reference model applied ensures exact
positioning of the shading products.
∂ The application allows customers to control shading
operation via room unit.
Blinds
∂ Optional system alarms displayed on the
management station notify building operators of
possible faults (e.g. defective actuator).
∂ Reliable, central override of local operation only for
emergencies, service, and cleaning.
∂ Central weather protection function preventing
damages to shading products due to high winds or
frost.
∂ Optional trends can be activated for room blinds.