Siemens RWF40 Series User Manual

Landis & Staefa Division CC1B7865E February 10, 2000 3/56
Introduction ..........................................................................................6
General notes .................................................................................................................6
Description .....................................................................................................................6
Typographical conventions...........................................................................................7
Warning symbols .............................................................................................................7
Notification symbols .........................................................................................................7
Presentation.....................................................................................................................7
Type of unit...........................................................................................8
Type field ........................................................................................................................8
Installation ............................................................................................9
Installation site and climatic conditions ......................................................................9
Dimensions.....................................................................................................................9
Side-by-side mounting.................................................................................................10
Mounting in a panel cutout..........................................................................................10
Cleaning the front panel ..............................................................................................11
Removing the controller module ................................................................................11
Electrical connections ....................................................................... 12
Installation notes..........................................................................................................12
Block diagram ..............................................................................................................13
Assignment of terminals .............................................................................................14
Galvanic separation .....................................................................................................17
Operating modes................................................................................18
Low-fire operation........................................................................................................18
High-fire operation .......................................................................................................18
Modulating burner, 3-position output..............................................................................18
Modulating burner, modulating output............................................................................19
Two-stage burner, 3-position output ..............................................................................19
Two-stage burner, modulating output ............................................................................20
Safety shutdown ..........................................................................................................20
Pre-defined setpoint ....................................................................................................20
Setpoint changeover «SP1 / SP2», analog setpoint shift ..............................................21
Setpoint changeover «SP1» / external setpoint.............................................................22
Setpoint «SP1», analog / binary setpoint shift ...............................................................23
External setpoint, binary setpoint shift ...........................................................................24
Weather-dependent setpoint shift ..............................................................................25
Heating curve slope .......................................................................................................26
Response threshold «Q».............................................................................................27
Cold start of the plant ..................................................................................................28
Contents
1.
1.1
1.2
1.3
1.3.1
1.3.2
1.3.3
2.
2.1
3.
3.1
3.2
3.3
3.4
3.5
3.6
4.
4.1
4.2
4.3
4.4
5.
5.1
5.2
5.2.1
5.2.2
5.2.3
5.2.4
5.3
5.4
5.4.1
5.4.2
5.4.3
5.4.4
5.5
5.5.1
5.6
5.7

Siemens RWF40 Series Specifications

General

Brand	Siemens
Model	RWF40 Series
Category	Controller
Language	English