User Manuals: OSTBERG HERU 400 S EC Recovery Unit

Manuals and User Guides for OSTBERG HERU 400 S EC Recovery Unit. We have 1 OSTBERG HERU 400 S EC Recovery Unit manual available for free PDF download: Installation Manual

OSTBERG HERU 400 S EC Installation Manual

OSTBERG HERU 400 S EC Installation Manual (72 pages)

energy recovery unit

Brand: OSTBERG | Category: Heating System | Size: 1 MB

Table of Contents

Table of Contents
2
1 Scope of Assembly/Installation Instructions

5
2 Important Information

9
- Abbreviations
  9
- Reference Document
  9
3 Flowchart and Function Descriptions

10
- Control Diagram
  10
- Temperature Regulation
  11
4 Control System Function Description

12
- Control
  12
  - Operating Times
    12
  - Timer/Boost
    12
  - Circulation Pumps
    12
  - Cooling down the Electric Heater
    12
  - Rotary Heat Exchanger
    12
- Regulation
  12
  - Temperature Regulation
    12
  - Extract Air Regulation
    12
  - Outside Compensated Temp. Regulation
    13
  - Fan Compensation
    13
  - Support Operation
    13
  - Night Cooling
    13
- Protection
  13
  - Freeze Protection
    13
  - Rotary Heat Exchanger
    13
  - Ehc
    13
  - Efficiency Extract Air Measurement
    14
  - Fire/Smoke
    14
- Alarms
  14
  - Multifunctional Input
    14
5 Password Handling

15
6 Control Unit HMI-TM

16
- Functions
  16
  - Lcd
    16
  - Up , down and Enter
    16
  - INFO- I
    16
  - Info - I -LED Display
    17
  - Alarm
    17
  - Alarm -Led Display
    18
  - Esc
    18
- Connecting Hmi
  18
- Screen Layout
  19
  - Screen
    19
  - Navigation Rows
    19
  - Display Row
    19
  - Preferences Row
    19
- Discrete Parameter Settings
  20
  - When Only One Value Is Selectable
    20
  - When Several Values Are Selectable
    20
- Analogue Parameter Settings
  20
7 Getting Started, a few Simple Steps

21
- Log in with Password
  21
  - To Log in
    21
- Date and Time Settings
  21
  - Date and Time Are Used for
    21
  - Changing Date and Time
    21
- Language
  22
  - Changing Language
    22
- Alarm Handling
  22
  - Resetting Alarms
    22
- Changing Setpoints
  23
  - Temperature Setpoint
    23
  - Fan Setpoint
    23
- Manual Control of Heru ® CX
  24
  - Stopping the Unit for Service
    24
  - Manual Start
    24
- Time Switch Program
  25
  - Default Programming
    25
  - Week Schedule
    25
  - Programming the Month's Times
    25
  - Copy the Month's Times
    26
- Examples of the Time Switch Program
  26
  - Operation Past Midnight
    26
  - Operation at Different Speeds
    26
8 Connection of Mains Voltage

27
- Consumption and Outputs
  27
9 External Components, Basic Unit

28
- General
  28
- Sensors
  29
  - Temperature Sensors
    29
  - Internal Temp. Sensor
    29
  - Supply Air Temperature Sensor
    29
  - Room Temperature Sensor
    30
  - Outside Temperature Sensor
    31
- Damper Motors
  32
  - Connection of Spring-Return Motor
    32
  - Connection On/Off Motor
    32
- Shunt Group
  33
  - Connection of Actuator and Circulation Pumps
    33
  - Heating
    33
  - Cooling
    34
  - Freeze Protection
    34
  - Water Heating External, Not Integrated in HERU ® CX
    34
  - Electric Heater, EH
    35
  - External Electric Heater Not Integrated in HERU ® CX
    35
  - Filter Monitors
    36
  - Filter Monitor with Display
    36
  - Cooling Unit
    37
  - Combi Coil, DX Cooler and Heat Pump
    37
    
    Is a Water Coil
    38
    
    Is Electric
    38
- Control Inputs Timer Etc
  39
  - Timer Control, Siemens KOP5
    39
  - Timer TM1, Prolonged Operation
    39
  - Timer TM1, Boost Operation
    39
  - Presence Detector
    40
  - External Control from BMS
    40
    
    Multiple Speeds
    40
  - Quick Stopp
    41
- Indications for External Signals
  42
  - Operation Indication
    42
  - Alarm Indication
    42
  - AUX Operation Indication
    42
  - Room Unit 2-Wire
    43
  - External HMI-DM (IP31)
    44
10 Modbus Pressure Sensor for Pressure Regulation

45
- Designations and Measuring Ranges
  45
  - Of the Pressure Sensors
    45
- Pressure Sensor Qbm68
  45
11 Miscellaneous

47
- Rotary Heat Exchanger Control Unit
  47
  - Stepping Motor Varimax
    47
- Time Switch Program
  48
  - General
    48
  - Week Schedule
    48
  - Day Schedule
    48
  - Calendar (Exceptions and Stops)
    49
  - Configuration
    50
- Communication
  51
  - General
    51
  - Modbus
    52
  - Initiation of Internal MODBUS Interface
    52
- Checking Io Configuration
  53
  - Unconfigured Io's
    53
  - Double Configured Io's
    53
  - HERU ® CX I/O Configuration
    55
  - HERU ® Address List Modbus Master
    55
- Program Versions
  56
  - BSP and Application in the Controller
    56
  - BSP in HMI
    56
- Alarm Handling
  56
  - General
    56
  - Principles
    56
  - Alarm Button Function
    57
  - Procedure for Non-Saving Alarms
    57
  - Procedure for Saving Alarms
    57
  - Alarm List Information
    58
- Menu Structure
  58
  - Menu Overview
    58
  - Start Page > Main Index > Unit
    59
    
    System Overview
    60
    
    Configuration
    60
12 Service HERU

61
- Service Interval
  61
- Service
  61
- Damper
  61
- Cooling Coil
  62
- Electric Heater
  63
- Fans
  64
- Filter
  65
- Rotary Heat Exchanger
  66
- Heating Coil
  67
13 Accessories

68
- Options
  68
14 Spare Parts List

68
15 Troubleshooting

69

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