Assortment / System Description

52
Split-Inv Functions
a
Ya Ya
Split-Inv
AB
- Splitting input signals into 2 DC 0…10 V outputs and inversion of output signals (inversion
selectable)
- Doubling of signal for sequential control of pumps, valves, and fans
Logic functions Functions
12 21
xx x x
A
B
3
x
Q
d
C
Logic 1
10 logic blocks
- Generation of digital signal from continuous input signals
- Selectable logic functions: AND, NAND, OR, NOR, EXOR and EXNOR for logic A, B and C
- Operating mode selector (Auto, On, Off), including manual control
- Adjustable output signal delay times
Comparator Functions
Comparator 1
2 comparators
- Comparison of 2 analog input signals
- Adjustable output signal delay times
Universal controllers Functions
3 universal controllers, can be used as P-, PI or PID controllers. 2 sequences (heating sequence,
cooling sequence)
- Control to an absolute variable or a differential
- Heating and cooling setpoints individually adjustable
- Universal setpoint shift depending on some other variable or via the remote setpoint adjuster
- Setpoint changeover between operating modes with digital input
- Adjustable control timeout, controller can be activated via start input
- Each controller can be assigned a name
Rotary step switch Functions
A
d
B
ddad
a
Linear
Flexible
Binary
Rotary
step switch 1
Step switch
2 rotary step switches
- Step switch characteristics can be selected:
Linear step switch (max. 4 steps), or
Flexible step switch (max. 4 steps), or
Binary step switch (max. steps)
- Lead-lag control of aggregates with automatic changeover
Heat demand Functions
QYda
1 2 3
Contrl.
Precontrl.
Heat demand
- Collection of heat demand via the KNX bus (acquisition of demand in the selected zone)
- Forwarding heat demand (e.g. for control of a central pump)
- Forwarding heat demand as a continuous output signal (°C)
- Forwarding demand signals to some other distribution zone on the KNX bus
Refrigeration demand Functions
QYda
1 2
3
Refrig. demand
Contrl.
Precontrl.
- Collection of cooling energy demand via the KNX bus (acquisition of demand in the selected zone)
- Forwarding cooling energy demand (e.g. for control of a central pump)
- Forwarding cooling energy demand as a continuous output signal (°C)
- Forwarding demand signals to some other distribution zone on the KNX bus
Modulating output Functions
A
Y
12
aa d
Start
Modul. output
8 function blocks for continuous signals DC 0…10 V (e.g. for valve position)
- Load signal from controller (max. 2 sequences with maximum selection)
- Adjustable "Positioning signal minimum" and "Positioning signal maximum"
- Inversion selectable
- Release via start input
Motor Functions
x
xxx
QQQ
2
1
12
V AB
AB
dx dd
dd
B
Start Stop
Motor 1
2-speed
Twin
6 universal motor blocks, can be used for 1-speed, 2-speed or twin motors
- Changeover of run priority: Automatically, manually, in the event of fault
- Configurable flow supervision, overload signal, and precommand function
- Status signal: Operating state and fault. Operating hours count per motor block
- Configurable motor start and stop conditions, adjustable delay times
- Locking the second speed at low outside temperatures
- Motor kick and on at low outside temperatures