CM2N3205E / 05.2001
Siemens Building Technologies
2/18
Landis & Staefa Division
•
When ordering the controller, please indicate the type reference
RWI65.01
. To ensure
the unit is supplied with the correct language version of the instructions, indicate the
type reference of the instructions required, e.g.,
ARG65.41
(for English, Swedish,
Finnish).
•
Communication cards must be ordered separately, e.g.,
AZI65.1
.
•
Controllers and poss. communication cards are packed and supplied separately.
Name
Type reference
Data sheet
Temperature sensor
QAA24, QAA26
1721
QAM22..., QAE21.9...,
1771, 1792
QAE22…
1771, 1792, 1791
QAD22..., QAC22,
1801, 1811
QAA64
1722
QAF63.2, QAF63.6
1821
Remote setpoint transmitter
QAA26
1721
FZA21.21, FZA61.11
3470, 3471
Signal source
RVL55,
2602
PTM1.2Y10
8161
•
Temperature control
•
Compensation
•
Room/supply air temperature cascade control with minimum and maximum limitation
of the supply air temperature
•
Control of air heater battery's hot water circuit (active frost protection unit, maintained
temperature)
•
Control of up to three regulating units in sequence (plants with air dampers or heat
recovery)
•
Control functions for optimum use of energy (maximum economy changeover) can be
provided
•
Suitable for plants with the following operating actions:
2 x heating/heat recovery
1 x cooling
•
Switching on/off of plant through:
Direct control of units or enabling of switching commands via potential-free relay
contacts
•
Enabling of circulating pump or electric air heater battery
•
Enabling of chiller (dx-cooling) or circulating pump
•
Monitoring of operational sequences and indication of operational statuses of factory
defined plant elements
•
Control of plant in the event of risk of frost
•
Indication and fault status signal from up to six predefined and two freely selectable
plant elements
In large plants, the AZI65.1 communication card is used to facilitate the dialog between
a central station and the plant. The dialog can be carried out either locally or via the
network and comprises:
•
Registration of messages and alarms
•
Selection of operating modes and set values
•
Registration and graphic representation of actual values and statuses
•
Acquisition and evaluation of plant data
Ordering and
delivery
Equipment
combinations
Functions
Control and monitoring
Communication card
