CRA24-..
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CRA24-... • en-gb • 2013-05-15 • Subject to changes
www.belimo.com
Table of contents
System overview
3
Brief description CRA24-B3(P)
4
Brief description CRA24-B1P
5
Accessories
5
CRA24-B3(P)
Technical data sheet
7
Technical data
7
Safety notes
7
Product features
8
Configuration
8
Electrical installation
8
Operating
9
Operating level 1 – Operation
9
Operating level 2 – Configuration
9
Operating level 3 – Service
9
Functions
10
Introduction
10
Function overview CRA24-B3(P)
10
Control strategy of air volume
11
Control strategy of room temperature
12
Reset MAX
→
COMF
13
Override functions
13
External temperature sensor (ai1)
14
Analogue outputs
15
CRA24-B1P
Technical data sheet
17
Technical data
17
Safety notes
17
Product features
17
Electrical installation
17
Operating
18
Operating level 1 – Operation
18
Operating level 2 – Configuration
18
Operating level 3 – Service
18
Functions
19
Introduction
19
Function overview CRA24-B1P
19
Air volume control
19
Dimensions, installation, commissioning, service
21
Dimensions [mm]
21
Mechanical installation
21
Electrical installation
21
Design for supply / wire sizing
22
Commissioning / power on behaviour
22
Test and simulation mode
22
Internal function test
23
Control sequence simulation
23
Testing and setting of VAV controller
23
