Siemens Albatros2 Technical Manual page 8

1 Overview
Product overview
Feature
Communication
Power supply
Service interface
LCD
Operating function
Dimensions
Feature QAA74.611
installation Wall
Terminals Screw terminal
Entry elements Control knob
Degree of protection IP40
Operation 0...50 °C
Sensors Temperature
8
Siemens
Building Technologies
The QAA74 and AVS74 units have the following features:
QAA74 / AVS74
BSB
Via Bus or DC + 12 V
USB
3.8", monochrome display, 320 x 240 pixels, white backlight
Self-explanatory operation of heating, cooling, ventilation, and hot water
l
Dedicated views for end users and installers/service personnel
l
Commissioning wizard
l
Plant switch/quick access
l
Energy trend display
l
Easy-to-read Info menu
l
Time switch program with graphical support
l
QAA74: 144 x 96 x 20.0 (27.6 with control knob) mm
AVS74: 144 x 96 x 26 (33.6 with control knob) mm
The QAA74 and AVS74 units vary with the following features:
QAA74.614
Wall
Screw terminal
Control knob
IP40
0...50 °C
Temperature,
humidity
Graphical User Interface UI400
AVS74.261 AVS74.661
Panel, front side Panel, rear side
Ribbon cable Ribbon cable
Control knob, unlock Control knob, unlock
button button
IP40 IP40,
Air tight
0...60 °C 0...60 °C
None None
AVS74.761
Panel, rear side
Ribbon cable
Control knob, unlock
button
IP44,
Air tight
0...60 °C
None
CE1U2348en
2014-06-03