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Siemens Synco 700 Basic Documentation
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Building Techn
ologies
Modular Heatin
g Controller RM
H760B
CE1P3133en
HVAC Pr
oducts
05.02.2007
Siemens Sw
itzerland Ltd
Buildin
g Technolog
ies Group
HVAC Pr
oducts
Gubelstra
sse 22
CH – 6301 Z
ug
Tel. +41 41 724 24 24
Fax +41 41 72
4 35 22
www.sbt.siemens.com
© 2007 Siemens
Switzerland
Ltd
Subject to alterati
on
1
3
Table of Contents
Default Chapter
3
Table of Contents
3
1 Summary
11
Product Range
11
System Topology
12
Equipment Combinations
12
Product Documentation
13
Important Notes
14
2 Operation
15
Operation Without Operator Unit
15
Operation with Operator Unit
15
Functions of the Operator Unit
15
Operating Concept
16
Operating Levels
17
Access Rights
17
3 Commissioning
19
Entering the Commissioning Mode
19
Basic Configuration
19
Selecting the Plant Type
19
Terminal Assignment and Properties of Outputs
28
Short Designations for Basic Module and Extension Modules
29
Use of the Configuration Diagrams
29
Extension Modules
31
Extra Configuration
33
General
33
Configuration of the Universal Inputs and Outputs
34
Wiring Test
36
Completing Commissioning
37
Data Backup
37
Device Information
38
Leaving the Password Level
38
Marking an Intervention
38
4 General Settings
39
Time of Day and Date
39
Operating Principle
39
Communication
39
Fault Handling
40
Selecting the Language
41
Selecting the Unit of Temperature
41
Contrast of Display
41
Text Entries
42
Device Name and File Name
42
Function Block
42
Texts for the Fault Inputs
42
Electronic Business Card
42
Resetting Text Entries
43
5 General Functions, Fundamentals
44
Time Switch
44
Communication
44
Entries
45
Fault Handling
46
Holidays and Special Days
47
Communication
47
Holidays
48
Special Days
49
Calendar Entry
49
Control Inputs for Holidays and Special Days
49
Fault Handling
50
Frost Protection for the Plant
51
Pump Overrun and Mixing Valve Overrun
52
Pump Kick and Valve Kick
53
Heat Demand and Load Control
53
Heat Demand
53
Load Control
54
Mixing Valve Control
56
Control
56
Setting Aids
56
Control Signal
59
Pump Control and Twin Pumps
59
Changeover Logic
60
Overload Message and Supervision of Flow
62
6 Boiler Temperature Control
63
Overview of Function Block
63
Configuration
64
Burner Types
66
Boiler Hydraulics
67
Boiler Operating Modes and Boiler Setpoints
69
Releasing and Locking a Boiler
70
Test Mode and Commissioning Aids
70
2-Position Control with 1-Stage Burner
71
2-Position Control with 2-Stage Burner
72
Control of Burner's Basic Stage and Stage 2
72
Control of Modulating Burners
75
External Boiler Temperature Control
78
Protective Boiler Functions
78
Maximum Limitation of the Boiler Temperature
79
Minimum Limitation of the Boiler Temperature
79
Optimization of Minimum Boiler Temperature
79
Protection against Boiler Overtemperatures
80
Pump Kick and Valve Kick
80
Frost Protection (Release Input Off)
80
Frost Protection for Plant with Boiler Pump
80
Protective Boiler Startup
80
Boiler Shutdown
81
Frost Protection for the Boiler
82
Maintained Boiler Return Temperature
82
Protection against Pressure Shocks
84
Flue Gas Temperature Supervision
85
Flue Gas Measuring Mode
86
Boiler Faults
86
Burner Hours Run Counter and Burner Start Counter
88
Fault Handling
89
Text for Boiler Designation
90
Diagnostic Choices
90
7 Heat Demand and Heat Requests
92
Heat Requests
92
Heat Demand Outputs
93
Heat Demand Transformer
94
8 Main Controller and Primary Controller
97
Overview of Function Block
97
Configuration
97
Controller Types
98
Mixing Valve Control
99
Pump Control
99
Plant Operation
99
Heat Demand and Heat Request
100
Heat Request Modulating
101
Heat Request 2-Position
102
Heat Demand Outputs
102
Heat Demand Transformers
103
Mixing Valve Control
103
General
103
Load Control
103
Setpoint Increase
103
Limit and Protective Functions
104
Frost Protection
104
Limitations
104
Limitation of the Return Temperature
105
Pulse Limitation
107
Pump Overrun and Mixing Valve Overrun
108
Pump Kick and Valve Kick
108
Text Designation
108
Fault Handling
108
Diagnostic Choices
109
9 Heating Circuit Control
111
Overview of Function Block
111
Configuration
111
3-Position or Modulating Mixing Valve
113
Pump Control
113
Operating Modes in the Heating Circuit
113
Room Operating Modes
113
User Request in the Room
115
Room Operating Mode Contact
115
Timer Function
116
Room Operating Mode Outputs
116
Plant Operation
118
Control Priorities in the Heating Circuit
118
Room Temperature Setpoints
120
Settings
120
Raising the Economy Setpoint
121
Room Temperature Setpoint Adjuster, Absolute
121
Room Temperature Setpoint Adjuster, Relative
123
Weather-Compensated Heating Circuit Control
123
The Composite and the Attenuated Outside Temperature
124
Heating Curve
125
Influences on the Flow Temperature Setpoint
126
Heating Limit Switch
129
Mixing Valve Control
130
Control
130
Load Control
131
Optimization Functions
131
Type of Optimization
132
Optimum Start and Stop Control
132
Quick Setback and Boost Heating
133
Limit and Protective Functions
134
Maximum Limitation of the Room Temperature
134
Limitation of the Return Temperature
135
Minimum Limitation of the Return Temperature
137
Frost Functions and General Protective Functions
137
Pulse Limitation
138
Pump Overrun and Mixing Valve Overrun
139
Pump Kick and Valve Kick
139
Heat Demand
139
Auxiliary Functions
140
Text Designation
140
Acquisition of the Room Temperature
140
Room Control Combination
142
Fault Handling
143
Diagnostic Choices
146
10 DHW Heating
147
Overview of Function Block
147
Configuration
148
General
148
DHW Plant Types
149
3-Position or Modulating Mixing Valve
150
Pump Control
151
Operating Modes and Setpoints
151
DHW Operating Modes
151
User Request Via Digital Inputs
152
Plant Operation
153
Control Priorities in DHW Heating Mode
153
DHW Setpoints
155
Storage Tank Charging
156
Charging Control Via the Storage Tank Temperature
156
Forced Charging
158
Maximum Charging Time
159
Maintained Secondary Circuit
159
Direct DHW Heating
160
Adapting the Control Parameters
161
Requirements for the Plant
163
Flow Switch
163
Maximum Charging Time
165
Legionella Protection with Direct DHW Heating
165
Legionella Protection
165
General
165
Sequence of Legionella Function
166
Legionella Function Relay
168
Primary Control
168
Primary Temperature Setpoint
169
Load Control
170
Limitation and Protective Functions
170
DHW Discharging Protection
170
Limitation of the Return Temperature
171
Frost Protection Functions
172
Pulse Limitation
172
Pump Overrun and Mixing Valve Overrun
173
Pump Kick and Valve Kick
174
Heat Demand
174
DHW Priority
174
Auxiliary Functions
175
Text Designation for DHW and Time Switches
175
Primary Flow Temperature Sensor
175
Circulating Pump
176
Electric Immersion Heater
177
System Pump
177
Consumer Control
178
Fault Handling
179
Diagnostic Values
181
11 Function Block Meter
183
Overview of Function Block
183
Configuration
183
Types of Meters
183
Pulse Valency
184
Overflow Value
185
Setting and Resetting Meter Readings
185
Displaying Meter Readings
185
Assignment of Text
185
Fault Handling
186
12 Function Block Miscellaneous
187
Overview of Function Block
187
Configuration
187
Outside Sensor
187
Outside Temperature Simulation
189
Fault Handling
190
Outside Temperature Relay
191
Display Inputs
192
Diagnostic Choices
193
13 Function Block Faults
194
Overview of Function Block
194
Configuration
194
Fault Button
195
External Fault Button
195
Fault Properties
195
Acknowledgement and Reset
195
Signal Priority
196
Plant Behavior
196
State Diagrams of the Individual Types of Faults
197
Predefined Fault Inputs
198
Fault Inputs
198
Universal Fault Inputs
198
Analog Fault Input with Limit Value Supervision
199
Communication
200
Fault Relay
201
Fault Display
202
Deleting All Fault Status Messages
202
Diagnostic Choices
202
14 Communication
204
Basic Settings
204
Calendar Data (Holidays and Special Days)
205
Room Data
206
Communication Variants
206
Settings on the RMH760B
209
Settings on the Room Unit
210
DHW Data
210
Heat Demand and Load Control
211
Weather Data
213
Fault Handling
214
15 Fault Tracing Aids
217
List of Fault Numbers
217
Troubleshooting
220
16 Appendix
221
Configuration Diagrams
221
Terminal Markings
221
Code Letters
221
Configuration Choices
221
Examples
221
Editable Text
230
Heating Circuits
230
Dhw
230
Primary Controller
230
Main Controller
230
Boiler
230
Faults
231
Meters
231
Device
231
Other manuals for Siemens Synco 700
Operating Instructions
138 pages
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Siemens Synco 700 Specifications
General
Brand
Siemens
Model
Synco 700
Category
Controller
Language
English
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