Siemens RDG400 Basic Documentation
Room thermostat with display, for vav
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- Basic manual (44 pages) ,
- Basic documentation (42 pages) ,
- Operating instructions (2 pages)
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Summary of Contents for Siemens RDG400
- Page 1 Room thermostat with display, for VAV RDG400 Basic Documentation Edition: 1.1 CE1P3182en Building Technologies 19 Jun 2009...
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Page 2: Table Of Contents
Control parameters .................29 4.12.1 Parameters of the “Service level”............30 4.12.2 Parameters of the "Expert level" with "Diagnostics and test" ....31 Handling ....................33 Mounting and installation ................33 Operation....................34 Disposal....................35 2 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Contents 19 Jun 2009... - Page 3 Engineering ...................36 Connection terminals ................36 Connection diagrams ................37 Mechanical design ................38 General ....................38 Dimensions .....................38 Technical data ..................39 Index ........................41 3/42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Contents 19 Jun 2009...
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Page 4: About This Document
Before you start 1.3.1 Copyright This document may be duplicated and distributed only with the express permission of Siemens, and may be passed only to authorized persons or companies with the required technical knowledge. 1.3.2 Quality assurance This document was prepared with great care. -
Page 5: Document Use / Request To The Reader
Siemens assumes no liability to the extent allowed under the law for any losses resulting from a failure to comply with the aforementioned points or for the improper compliance of the same. -
Page 6: Summary
– External room temperature or return air temperature – Dewpoint sensor – Electrical heater enable – Fault input • Floor heating temperature limit • Reloading factory settings for commissioning and control parameters 6 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Summary 19 Jun 2009... -
Page 7: Types And Features
GQD161… 4605 GDB161… 4634 GLB161… GMA161… 4614 DC 0…10 V damper actuator GEB161… 4621 GCA161… 4613 GBB161… 4626 GIB161… GDB181.1E/3 VAV compact controller 3544 GLB181.1E/3 7 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Summary 19 Jun 2009... -
Page 8: Accessories
Adapter plate 112 x 130 mm for surface wiring ARG70.2 Ordering When ordering, please indicate product no. and description: RDG400 room thermostat Order valve actuators separately. The room thermostat is designed for the following types of system: VAV systems via ON/OFF or modulating control outputs: •... -
Page 9: Functions
Concurrent display of Concurrent display of the current temperature or setpoint in °C and °F (parameter °C and °F P07) is possible. 9 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 10: Operating Modes
– protected against overheating (factory setting OFF, can be enabled or changed via P66) The behavior of the operating mode button can be selected via parameter P02: Operating mode button Sequence Remark Factory setting 10 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 11: Room Temperature Setpoints
(heating or cooling). This means no protective heating or cooling function and thus risk of frost in the heating mode or risk of overtemperature in cooling mode! 11 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 12: Setpoints And Sequences
HeatProt CoolEco CoolProt Comfort mode Energy Saving Protection mode Application Single-duct with electri- cal heater HeatEco CoolEco HeatProt CoolProt Single-duct with radiator HeatEco CoolEco HeatProt CoolProt 12 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 13: Comfort Mode
= setpoint cooling in Energy Saving or Protection mode CoolEco/Prot YR = radiator sequence YE = el. heater sequence YHC = heating / cooling coil sequence 13 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 14: Applications Overview
Heating or heating / cooling valve B1 Return air temperature sensor or external actuator room temperature sensor (optional) YV damper actuator B2 Changeover sensor (optional) YE Electrical heater 14 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 15: Additional Features
The water temperature is acquired at 30-second intervals and the operating state is updated accordingly. [°C] M Operating mode Cooling mode Water temperature Heating mode 15 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... - Page 16 The condensation symbol is displayed during temporary override. The input must be commissioned accordingly (P38, P40, P42). See section 4.9 “Multifunctional input”. 16 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009...
- Page 17 Comfort Absence Protection Comfort Protection Not available Comfort Extension Comfort E-Saving Comfort Absence E-Saving Comfort E-Saving Extension Comfort E-Saving E-Saving Absence E-Saving Comfort Protection Not available 17 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009...
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Page 18: Control Sequences
Notes: 1) Changeover air 2) Changeover water; heating / cooling coil 3) The thermostat operates in heating AND cooling mode. P01 is not available 18 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 19: Control Outputs Configuration (Setting Via Dip 4 / 5 And Parameters P46 / P47)
• 1 = VAV box: 3-position control signal For details concerning connection of peripheral devices and setting of the DIP switches, refer to Mounting Instructions M3182 [3]. 19 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 20: Single-Duct
The diagrams show the PI controller’s proportional part only. Note: Setting the sequence and the control outputs Refer to sections 4.5 “Applications”, 4.7.1 “Sequences” and 4.7.3 “Outputs”. 20 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 21: Single-Duct With Electrical Heater
Note: The diagrams show the PI controller's proportional part only. Setting the sequence and the control outputs Refer to sections 4.5 “Applications”, 4.7.1 “Sequences” and 4.7.3 “Outputs”. 21 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 22: Single-Duct With Radiator Or Floor Heating
Note: The diagrams show the PI controller's proportional part only. Setting the sequence and the control outputs Refer to sections 4.5 “Applications”, 4.7.1 “Sequences” and 4.7.3 “Outputs”. 22 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 23: Single-Duct With Heating / Cooling Coil
Note: The diagrams show the PI controller's proportional part only. Setting the sequence and the control outputs Refer to sections 4.5 “Applications”, 4.7.1 “Sequences” and 4.7.3 “Outputs”. 23 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 24: Control Outputs
When the actuator has reached the position calculated by the thermostat, a waiting time of 30 seconds is observed to stabilize the outputs. Note: “Opening” synchronization is available for valve outputs only. 24 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 25: Control Output For Electrical Heater, Radiator And Heating / Cooling Coil
Signal converter SEM61.4 (see Data Sheet N5102) Current valve SEA45.1 (see Data Sheet N4937) K… Safety loop (e.g. safety thermostat and high-temperature cutout) Very fast-acting fuse F… Overcurrent trip 25 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... - Page 26 For electrical heaters, set the running time to 90 seconds. To avoid burn-off of mechanical contacts by frequent switching, use a current valve in place of a relay or contactor. 26 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009...
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Page 27: Multifunctional Input, Digital Input
X1 is factory-set to “External sensor” (1), X2 to “Heating / cooling changeover” (2), and D1 to operating mode changeover (3). For more detailed information, refer to section 4.5 “Applications”. 27 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 28: Handling Of Faults
For details concerning connection of peripheral devices and setting of the DIP switches, refer to Mounting Instructions M3182 [3]. Note: During startup, the thermostat reloads the control parameter factory settings after each change of DIP switch setting. 28 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 29: Control Parameters
The factory setting for the control parameters can be reloaded via parameter P71, by changing the value to “ON”. Confirm by pressing the right button. The display shows “8888” during reloading. 29 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 30: 4.12.1 Parameters Of The "Service Level
2 = manual locked • Parameter display depends on selected application and function Note: • P01 is available for "Single-duct" and "Single duct & heating / cooling coil" only 30 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... -
Page 31: Parameters Of The "Expert Level" With "Diagnostics And Test
(see also Comfort setpoint P08) ON = enabled Reload factory settings OFF = disabled ON = reload start Note: P46: Setting to 2-position or 3-position is done with DIP 4 31 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009... - Page 32 “---“ = no signal at outputs Y1 and Y2 actuator direction Y1/Y2 OPE = output Y1 forced opening (press left button to escape) CLO = output Y2 forced closing 32 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Functions 19 Jun 2009...
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Page 33: Handling
• We recommend to review the setpoints and setpoint setting ranges (parameters Setpoint and setpoint setting range limitation P08…P12) and change them as needed to achieve maximum comfort and save energy 33 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Handling 19 Jun 2009... -
Page 34: Operation
Press left and right button for 3 seconds, release, press left button for 3 seconds, diagnostics and test then turn rotary knob counterclockwise min. ½ rotation 34 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Handling 19 Jun 2009... -
Page 35: Disposal
The relevant national legal rules are to be adhered to. Regarding disposal, use the systems setup for collecting electronic waste. Observe all local and applicable laws. 35 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Handling 19 Jun 2009... -
Page 36: Engineering
Change of setting: Parameters P38, P40 Measuring neutral for sensor and switch D1, GND Multifunctional input for potential-free switch. Factory setting: Operating mode switchover contact Change of setting: Parameter P42 36 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Engineering 19 Jun 2009... -
Page 37: Connection Diagrams
Application: Single-duct DC 0…10 V damper actuator 3-position damper actuator Room thermostat RDG400 S1..S3 Switch (keycard, window contact, etc.) B1, B2 Temperature sensor (return air temperature, external room temperature, changeover sensor, etc.) Application: Single-duct with electrical heater, radiator or heating / cooling DC 0…10 V damper actuator... -
Page 38: Mechanical Design
For operation, refer to section 5.2. Dimensions 28.3 28.3 Dimensions in mm 28.3 28.3 128.0 27.7 28.3 16.0 28.5 93.0 28.2 27.8 30.8 38 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Mechanical design 19 Jun 2009... -
Page 39: Technical Data
Accuracy at 25 °C < ± 0.5 K Temperature calibration range ± 3.0 K Settings and display resolution Setpoints 0.5 °C Current temperature value displayed 0.5 °C 39 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Technical data 19 Jun 2009... - Page 40 Connection terminals Solid wires or prepared stranded wires 1 x 0.4…2.5 mm or 2 x 0.4…1.5 mm Housing front color RAL 9003 white Weight 0.350 kg 40 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Technical data 19 Jun 2009...
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Page 41: Index
Floor heating............16 Floor temperature limitation function ..... 16 Temperature out of range........28 Temporary setpoint..........11 Heating /cooling changeover......... 27 Heating mode ............18 Window contact ............17 41 / 42 Siemens RDG400 Basic Documentation CE1P3182en Building Technologies Index 19 Jun 2009... - Page 42 Siemens Switzerland Ltd Building Technologies Division International Headquarters Gubelstrasse 22 CH-6301 Zug Tel. +41 41-724 24 24 Fax +41 41-724 35 22 © 2009 Siemens Switzerland Ltd www.buildingtechnologies.siemens.com Subject to change 42 / 42 Siemens RDG100…/RDG110…/RDG140.../RDG160… Basic Documentation CE1P3182en Building Technologies...