Nibe SMO 20 Installer Manual
  1. Manuals
  2. Brands
  3. Nibe Manuals
  4. Controller
  5. SMO 20
  6. Installer manual

Nibe SMO 20 Installer Manual

Control module
Hide thumbs Also See for SMO 20:
Table of Contents

Advertisement

Quick Links

Download this manual See also: User Manual, Manual
IHB EN 1918-8
231758
Control module
NIBE SMO 20
INSTALLER MANUAL

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the SMO 20 and is the answer not in the manual?

Questions and answers

Related Manuals for Nibe SMO 20

Summary of Contents for Nibe SMO 20

  • Page 1 IHB EN 1918-8 INSTALLER MANUAL 231758 Control module NIBE SMO 20...
  • Page 2 HEAT PUMP 12 hrs To temporarily increase the amount of hot water (if a hot water heater is installed to your SMO 20), first turn the control knob to mark menu 2 (water droplet) and then press the OK button twice.

  • Page 3: Table Of Contents

    Component positions Service actions Electrical components 10 Disturbances in comfort 4 Pipe connections Info-menu General Manage alarm Compatible NIBE air/water heat pumps Additional heating only Symbol key Temperature sensor installation on pipe 11 Accessories Fixed condensing Docking alternatives 12 Technical data...

  • Page 4: Important Information

    EU, regardless of where they are made. ©NIBE 2019. IP21 Classification of enclosure of electro-technical equip- SMO 20 must be installed via an isolator ment. switch. The cable area has to be dimensioned Danger to person or machine. based on the fuse rating used.

  • Page 5: Serial Number

    Improper disposal of the product by the user results in administrative penalties in accordance with current le- gislation. Caution You need the product's (14 digit) serial number for servicing and support. NIBE SMO 20 Chapter 1 | Important information...

  • Page 6: Inspection Of The Installation

    Shuttle valve AUX1 AUX2 AUX3 AUX4 AUX5 AUX6 AA2-X4 Miscellaneous Checking additional heater Checking the function of the reversing valve Checking charge pump function Completed installation check of heat pump and associated equipment Chapter 1 | Important information NIBE SMO 20...

  • Page 7: System Solutions

    System solutions COMPATIBLE PRODUCTS The following combinations of products are recommended for control by SMO 20. Control mod- Air/water heat HW control Accumulator Circ. pump Addition Volume vessel pump with hot water Water heater heater AMS 10-6 / HBS 05-6...
  • Page 8 Part no. 064 136 Part no. 064 137 F2120-16 3x400V F2120-20 3x400V Part no. 064 139 Part no. 064 141 Check the software version of compatible older NIBE air/water heat pumps, see page 12. Chapter 1 | Important information NIBE SMO 20...

  • Page 9: Delivery And Handling

    Temperature sensor Aluminium tape Cable ties Use all mounting points and install SMO 20 upright flat against the wall without any part of the control module protruding beyond the edge of the wall. Leave at least 100 mm free space around the control module to facilitate access and cable routing on installa- tion and service.

  • Page 10: The Control Module Design

    Switch AA4-XJ3 Serial number plate Cable grommet, incoming supply electricity, power AA4-XJ4 for accessories Cable gland, signal Designations in component locations according to standard IEC 81346- 1 and EN 81346-2. Chapter 3 | The Control Module Design NIBE SMO 20...

  • Page 11: Pipe Connections

    Pipe installation must be carried out in accordance with (100% pump sion (DN) sion (mm) applicable regulations. See manual for compatible NIBE speed (l/s) air/water heat pump for installation of the heat pump. HBS 05-6/ 0.19 The pipe dimension should not be less than the recom- AMS 10-6 mended pipe diameter according to the table below.

  • Page 12: Compatible Nibe Air/Water Heat Pumps

    Symbol Meaning Shut-off valve Compatible NIBE air/water heat pump has to be equipped with a control board that, as a minimum, has Tapping valve the software version given in the following list. The control board’s version is shown in the heat pump’s Trim valve display (if applicable) at start-up.

  • Page 13: Temperature Sensor Installation On Pipe

    This is the outline diagram. Actual installations must be planned according to applicable If SMO 20 is to control the air/water heat pump in rela- standards. tion to the water heater with fixed condensing, you must connect an external supply temperature sensor (BT25), according to the description on page 23.
  • Page 14 Trim valve 1) Included in and supplied SMO 20 2) Included in and supplied accessory 3) Included in and supplied NIBE heat pump (can vary depending on heat pump). Designations according to standard IEC 61346 and EN81346-2. Chapter 4 | Pipe connections...
  • Page 15 COMPATIBLE NIBE AIR/WATER HEAT PUMP TOGETHER WITH SMO 20 – DOCKING STEP-CONTROLLED ADDITIONAL HEAT BEFORE THE REVERSING VALVE FOR HOT WATER AS WELL AS COOLING FUNCTION (4-PIPE SYSTEM) -EQ1 -AA25 -RN10 -CP6 -AA25-QN10 -EB1 -EB1 -FL2 -KA1 -BT63 -CM1 -GP13...
  • Page 16 COMPATIBLE AIR/WATER HEAT PUMP TOGETHER WITH SMO 20 – DOCKING STEP-CONTROLLED ADDITIONAL HEAT AFTER THE REVERSING VALVE FOR HOT WATER AS WELL AS COOLING FUNCTION (4-PIPE SYSTEM) -EB1 -EB1 -KA1 -AA25 -CP5 -BT25 -GP10 -BT71 -EQ1 -CP6 -AA25 -RN10 -AA25-QN10...

  • Page 17: Electrical Connections

    • If the building is equipped with an earth-fault breaker, SMO 20 should be equipped with a separate one. • SMO 20 must be installed via a circuit breaker with a minimum breaking gap of 3 mm. • For the electrical wiring diagram for the control mod- ule, see page .54.

  • Page 18: Accessibility, Electrical Connection

    Torx 25 screwdriver. Lift the display unit from its mountings. Align the two lower mountings on the reverse of the display unit with the two upper holes in the panel as illustrated. Chapter 5 | Electrical connections NIBE SMO 20...

  • Page 19: Cable Lock

    When the electrical connection is ready the display must be reinstalled with three mounting points again, otherwise the front cover cannot be installed. TERMINAL BLOCK 3,5 mm 1 mm 3,5 mm 1 mm NIBE SMO 20 Chapter 5 | Electrical connections...

  • Page 20: Connections

    X2:1 (PWM) and X2:2 (GND) as illustrated. from high voltage cables. AA2-X4 POWER CONNECTION SMO 20 SMO 20 must be installed via an isolator switch with a Externt External minimum breaking gap of 3mm. Minimum cable area must be sized according to the fuse rating used.
  • Page 21 Connect the heat pump (EB101) with a screened three core cable to terminal block X2:19 (A), X2:20 (B) and X2:21 (GND) as illustrated. Connecting to the heat pump AA23-X4 F2030 F2030 F2016/F2026 F2016/F2026 F2015/F2020/F2025/F2300 F2015/F2020/F2025/F2300 AA21-J2 F2120 F2120 SMO 20 NIBE SMO 20 Chapter 5 | Electrical connections...
  • Page 22 ROOM SENSOR Install the outdoor temperature sensor (BT1) in the SMO 20 can be supplemented with a room sensor shade on a wall facing north or north-west, so it is unaf- (BT50). The room sensor has a number of functions: fected by the morning sun for example.
  • Page 23 A temperature sensor for hot water top (BT7) can be puts" on page 25. connected to SMO 20 to show the water temperature at the top of the tank (if it is possible to install a sensor at the top of the tank).

  • Page 24: Optional Connections

    If the relay is to be used for control voltage, bridge the supply from terminal block X1:1 to X1:2 and connect AA7-X2 neutral and control voltage from the external additional heat to X1:0 (N) and X1:4 (L). SMO 20 Externt External Chapter 5 | Electrical connections NIBE SMO 20...
  • Page 25 AA2-X4 not used not used SHUTTLE VALVE not used SMO 20 can be supplemented with an external reversing valve (QN10) for hot water control. (See page 49 not used accessory) Hot water production can be selected in menu 5.2.4.
  • Page 26 An external switch function can be connected to "SG Ready" is active. The system is permitted to run SMO 20 to activate various functions. The function is at full capacity at over capacity (very low price) with activated during the time the switch is closed.
  • Page 27 EME 20 is activated.) Activation • activation of away mode for "smart home" (comple- ment to the functions in menu 4.1.7) NOTE The relevant distribution box must be marked with a warning about external voltage. NIBE SMO 20 Chapter 5 | Electrical connections...

  • Page 28: Connecting Accessories

    Connecting accessories Instructions for connecting other accessories are in the installation instructions provided. See page 49 for a list of those accessories that can be used for SMO 20. Chapter 5 | Electrical connections NIBE SMO 20...

  • Page 29: Commissioning And Adjusting

    Power the heat pump. Power SMO 20. To check any function connected to the AUX socket Follow the start guide in the display on SMO 20 al- Activate "AA2-X4" in menu 5.6. ternatively start the start guide in menu 5.7.

  • Page 30: Start-Up And Inspection

    As long as the start guide is active, no function in SMO 20 will start automatically. The start guide will appear at each restart of SMO 20, until it is deselected on the last page. Operation in the start guide Page Name and menu number language 4.6...

  • Page 31: Control - Introduction

    • confirm selections of sub menus/options/set val- ues/page in the start guide. BACK BUTTON The back button is used to: • go back to the previous menu. • change a setting that has not been confirmed. NIBE SMO 20 Chapter 7 | Control - Introduction...

  • Page 32: Menu System

    These two symbols indicate if the compressor Hot water temp. INFO in the outdoor module or the additional heat Estimated amount of in the installation is blocked via SMO 20. HEAT PUMP hot water These can, for example, be blocked depend- SERVICE ing on which operating mode is selected in menu 4.2, if blocking is scheduled in menu...
  • Page 33 Back button. Mark the applicable option. One of the options is pre-selected (white). Press the OK button to confirm the selected option. The selected option has a green tick. NIBE SMO 20 Chapter 7 | Control - Introduction...
  • Page 34 (at the page number) has been marked. Press the OK button to skip between the steps in the start guide. If the start guide is left on this page it closes automatically in 60 min Chapter 7 | Control - Introduction NIBE SMO 20...

  • Page 35: Control

    1.9.3.2 - cooling * 1.9.4 - room sensor settings 1.9.5 - cooling settings * 1.9.7 - own curve 1.9.7.1 - heating 1.9.7.2 - cooling * 1.9.8 - point offset * Heat pump with cooling function required. NIBE SMO 20 Chapter 8 | Control...

  • Page 36: Menu 2 - Hot Water

    Menu 3 - INFO 3 - INFO 3.1 - service info 3.2 - compressor info 3.3 - add. heat info 3.4 - alarm log 3.5 - indoor temp. log * Accessories are needed. Chapter 8 | Control NIBE SMO 20...

  • Page 37: Menu 4 - My System

    Menu 4 - MY SYSTEM 4 - MY SYSTEM 4.1 - plus functions 4.1.3 - internet 4.1.3.1 - NIBE Uplink 4.1.3.8 - tcp/ip settings 4.1.3.9 - proxy settings 4.1.5 - SG Ready 4.1.6 - smart price adaption™ 4.1.7 - smart home Menu 4.1.10 –...

  • Page 38: Menu 5 - Service

    Manual start of the start guide which is run the first time when the control module is started. quick start Quick starting the compressor. NOTE Incorrect settings in the service menus can damage the installation. Chapter 8 | Control NIBE SMO 20...
  • Page 39 (QN10). Step controlled additional Check the max floor temperature with your heat is for example an external electric boiler. floor supplier. NIBE SMO 20 Chapter 8 | Control...
  • Page 40 Setting range dT at DOT: 0.0 – 25.0 here. Factory setting dT at DOT: 10.0 If the water heater is connected to SMO 20 hot water Setting range DOT: -40.0 – 20.0 °C charging must be activated here. Factory setting DOT: -20.0 °C MENU 5.4 - SOFT IN/OUTPUTS...
  • Page 41 Mark the active window to activate the underfloor drying function. A counter at the bottom shows the number of days the function has been active. If operating mode "add. heat only" is to be used, select it in menu 4.2. NIBE SMO 20 Chapter 8 | Control...
  • Page 42 Set the operating mode for the charge pump here. the display or program updating. auto: The charge pump runs according to the current operating mode for SMO 20. intermittent: The charge pump starts and stops 20 seconds before, and after, the compressor in the heat pump.

  • Page 43: Service

    251.6 3.240 Servicing should only be carried out by persons 182.5 3.218 with the necessary expertise. 133.8 3.189 When replacing components on SMO 20 only 99.22 3.150 replacement parts from NIBE may be used. 74.32 3.105 56.20 3.047 EMERGENCY MODE 42.89...
  • Page 44 OK button you will return to the previous choose another file page (menu 7.1) where you can choose to start the up- date. This allows you to update the software in SMO 20. Chapter 9 | Service NIBE SMO 20...
  • Page 45 Via "save settings" you save the menu settings to the Here you can choose how current measurement values USB memory in order to restore them later or to copy from SMO 20 should be saved onto a log file on the the settings to another SMO 20. USB memory.

  • Page 46: Disturbances In Comfort

    10 Disturbances in comfort In most cases, SMO 20 notes a malfunction (a malfunc- aid mode “aid mode” is a type of emergency mode. tion can lead to disruption in comfort) and indicates this This means that the installation produces heat and/or with alarms, and instructions for action, in the display.
  • Page 47 • There is no heating requirement. • Closed thermostats in several rooms. – SMO 20 does not call on heating or hot water. – Set the thermostats to max, in as many rooms as possible. Adjust the room temperature via menu •...

  • Page 48: Additional Heating Only

    OK button. Return to the main menus by pressing the Back button. Caution When commissioning without NIBE air/water heat pump, the "communication error" alarm may appear in the display. The alarm is reset if the relevant air/water heat pump is deactivated in menu 5.2.2 ("installed...

  • Page 49: Accessories

    ELECTRICITY EME 20 (Max. recommended capacity, 40 kW) EME 20 is used to enable communication and control between Part no 089 388 inverters for solar cells from NIBE and SMO 20. Part no. 057 188 IMMERSION HEATER IU 3 kW...
  • Page 50 Copper Part no. 083 231 VPB 1000 Copper Part no. 083 240 VPAS Water heater with double-jacketed vessel and solar coil. VPAS 300/450 Copper Part no. 087 720 Enamel Part no. 087 710 Chapter 11 | Accessories NIBE SMO 20...

  • Page 51: Technical Data

    12 Technical data Dimensions NIBE SMO 20 Chapter 12 | Technical data...

  • Page 52: Technical Specifications

    Program cycles, hours 1, 24 Program cycles, days 1, 2, 5, 7 Resolution, program min. Dimensions and weight Width Depth Height Weight, (without packaging and enclosed components) Miscellaneous Part no. SMO 20 067 224 Chapter 12 | Technical data NIBE SMO 20...

  • Page 53: Energy Labelling

    Energy labelling Supplier NIBE Model SMO 20 + F2040 / F2120 Controller, class Controller, contribution to efficiency NIBE SMO 20 Chapter 12 | Technical data...

  • Page 54: Electrical Circuit Diagram

    Electrical circuit diagram Chapter 12 | Technical data NIBE SMO 20...
  • Page 55 NIBE SMO 20 Chapter 12 | Technical data...
  • Page 56 Chapter 12 | Technical data NIBE SMO 20...
  • Page 57 NIBE SMO 20 Chapter 12 | Technical data...
  • Page 58 Chapter 12 | Technical data NIBE SMO 20...
  • Page 59 NIBE SMO 20 Chapter 12 | Technical data...

  • Page 60: Item Register

    Commissioning and adjusting, 29 Communication with heat pump, 21 Commissioning with additional heating only, 29 Connecting accessories, 28 Commissioning with NIBE air/water heat pump, 29 Connecting the charge pump for the heat pump, 20 Cooling mode, 29 Connections, 20 Preparations, 29...
  • Page 61 Switch, 31 Menu system, 32 Symbol key, 12 Help menu, 30, 34 Symbols, 4 Operation, 33 Symbols on SMO 20, 4 Scroll through the windows, 34 System solutions, 7 Selecting menu, 33 Selecting options, 33 Setting a value, 33 Technical data, 51...

  • Page 63: Contact Information

    Tel: +46 (0)433-27 3000 kuzmin@evan.ru info@nibe.se nibe-evan.ru nibe.se SWITZERLAND NIBE Wärmetechnik c/o ait Schweiz Industriepark, CH-6246 Altishofen Tel. +41 (0)58 252 21 00 info@nibe.ch nibe.ch For countries not mentioned in this list, contact NIBE Sweden or check nibe.eu for more information.
  • Page 64 WS release date: 2019-03-21 09:55 Publish date: 2019-05-27 14:13 This manual is a publication from NIBE Energy Systems. All product illustrations, facts and data are based on the available information at the time of the publication’s approval. NIBE Energy Systems makes reservations for any factual or printing errors in this manual.

Table of Contents