Cosmo Multi 2 User Manual

Table of contents
Safety advice .............................................................. 64
Technical data and overview of functions ................. 65
1. Installation............................................................. 66
1.1 Mounting ..................................................... 66
1.2 Electrical connection .................................. 67
1.2.1 Overview of electrical connections ............ 67
1.2.2 Actuators ..................................................... 68
1.2.3 Data communication / bus .......................... 69
1.2.4 Sensors ........................................................ 69
1.2.5 Mains connection ........................................ 70
1.2.6 PWM outputs ............................................... 70
2. Operation and function ........................................ 71
2.1 Adjustment keys ......................................... 71
2.2 Control lamp ................................................ 71
2.3 Menu structure ............................................ 72
2.4 User codes................................................... 72
2.5 Menu overview ............................................ 73
3. Commissioning ..................................................... 74
3.1 Commissioning the controller .................... 74
3.2 Basic systems and hydraulic variants ........ 75
3.3 Function blocks ........................................... 77
3.4 Adjusting the controller step-by-step ........ 79
3.5 Overview of relay and sensor allocations .. 80
4. Functions and options .......................................... 89
4.1 Menu: Solar.................................................. 89
4.2 Menu: Arrangement .................................... 97
4.2.1 Heating circuits .......................................... 102
4.3 Menu: Heat quantity
measurement function ............................. 108
4.4 Menu: Expert ............................................. 110
5. Troubleshooting .................................................. 115
6. Accessory ........................................................... 119
Imprint ....................................................................... 120
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 and
conventional heating 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 prevention of
industrial accidents,
- the statutory provisions for environmental protec-
tion,
- the Health and Safety at Work Act 1974
- Part P of the Building Regulations 2005
- BS7671 Requirements for electrical installations and
relevant safety regulations of DIN, EN, DVGW, TRGI,
TRF and VDE.
These instructions are exclusively addressed to autho-
rised skilled personnel.
- Only qualified electricians should carry out
electrical works.
- Initial installation must be effected by qualified
personnel named by the manufacturer
Subject to technical change. Errors excepted.
Scope of delivery:
1 x Multi
1 x accessory bag
Safety advice
Declaration of conformity
The product complies with the relevant di-
rectives and is therefore labelled with the
CE mark. The Declaration of Conformity
is available upon request, please contact
the manufacturer.
64

Cosmo Multi 2 Specifications

General

Brand	Cosmo
Model	Multi 2
Category	Controller
Language	English