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Table of contents
Safety instructions....................................................................................2
Technichal data and overview of functions ............................................3
1. Installation........................................................................................... 5
1.1 Mounting......................................................................................................5
1.2 Electrical wiring..........................................................................................5
1.2.1 Data communication / Bus ......................................................................6
1.2.2 Standard solar system...............................................................................6
2. Operation and function .....................................................................7
2.1 Buttons for adjustment.............................................................................7
2.2 System monitoring display .......................................................................7
2.2.1 Channel display...........................................................................................7
2.2.2 Tool bar........................................................................................................7
2.2.3 System screen.............................................................................................8
2.3 Flashing codes.............................................................................................8
2.3.1 System-Screen flashing codes .................................................................8
2.3.2 LED flashing codes.....................................................................................8
3. Commissioning ................................................................................... 9
4. Control parameter and display channels .......................................10
4.1 Overview ...................................................................................................10
4.1.1-6 Display channels.......................................................................................11
4.1.7-19 Adjustment channels...............................................................................12
5. Troubleshooting................................................................................17
5.1 Various........................................................................................................18
6. Accessory ..........................................................................................20
Imprint ..............................................................................................20
Safety advice
Please pay attention to the following
safety advice in order to avoid danger
and damage to people and property.
Appropriate usage
This product is to be used in solar
thermal systems in compliance with
the technical data specified in these
instructions (see p. 3).
Improper use excludes all liability
claims
Instructions:
Attention should be paid to
- valid local regulations
- the statutory provisions for preven-
tion of industrial accidents,
- the statutory provisions for environ-
mental protection,
- the Health and Safety at Work Act
1974
- Part P of the Building Regulations
2005
- BS7671 Requirements for electrical
installations and relevant safety re-
gulations of DIN, EN, DVGW, TRGI,
TRF and VDE.
These instructions are exclusively
addressed to authorised skilled per-
sonnel.
- Only qualified electricians should
carry out installation and mainte-
nance work.
- Initial installation should be carried
out by named qualified personnel
Declaration of conformity
We, CALEFFI NORTH AMERICA, Inc., declare under our sole responsibility that
our product iSolar 2 complies with the following standards:
EN 55 014-1
EN 60 730-1
According to the regulations of the above directives, the product is labelled with
:
89/336/EWG
73/ 23/EWG
Subject to change without prior no-
tice. Errors excepted
