Page 1
EOS Compact D18/H18 Control Unit for Sauna Cabins Installation and Operating Instructions Made in Germany Druck-Nr.: 2902 5179 Stand: 28.2022...
Result of a step Table title Title of figure ≤ ≥ Less than or equal to, greater than or equal to Revision history Date Version Description 30/5/2022 01.00 First version EN-2 Installation and Operating Instructions - EOS Compact D18/H18...
Mounting the fan .................. EN-37 4 Electrical installation..................EN-38 Circuit board assignment for EOS Compact H18....... EN-41 Circuit board assignment for EOS Compact D18....... EN-42 Connecting the sensor cables ............EN-43 Connecting the consumer lines............EN-45 Connecting optional modules............EN-50 Potential-free contact ................
Page 4
Profiles ..................EN-77 6.7.9 HOT mode (intense heating) ..........EN-78 6.7.10 ECO mode (temperature decrease) ........EN-78 6.7.11 Retrieving temperature/humidity values .....EN-79 6.7.12 Switching the PFC on/off manually ........EN-79 6.7.13 Switching the fan on/off manually........EN-80 EN-4 Installation and Operating Instructions - EOS Compact D18/H18...
Page 5
Display of contact information............EN-87 Display of next service date............... EN-88 8 Troubleshooting .................... EN-89 Error messages ..................EN-89 Malfunction ..................... EN-91 9 General terms and conditions of service ........... EN-92 10 Disposal ......................EN-95 EOS Compact D18/H18 - Installation and Operating Instructions EN-5...
The system must be completely disconnected from the mains supply before commencing installation and repair work. The housing cover must only be removed by a trained special- ist. EN-6 Installation and Operating Instructions - EOS Compact D18/H18...
Page 7
Similarly, excessive cold and extreme exposure to sunlight must be prevented. Protect the unit accordingly if there is an increased risk of me- chanical damage. EOS Compact D18/H18 - Installation and Operating Instructions EN-7...
EN-8 Installation and Operating Instructions - EOS Compact D18/H18...
Page 9
If the heating does not switch off automatically after a defined heating period, cabin use must be supervised at all times. Inspect the cabin before each use. EOS Compact D18/H18 - Installation and Operating Instructions EN-9...
Page 10
Children and persons who have not received proper instruction must not clean or service the system. EN-10 Installation and Operating Instructions - EOS Compact D18/H18...
For an overview of the standards that were observed during design and construction of the sauna heaters, please refer to the individual product’s technical data sheet that can be downloaded from www.eos-sauna.com. Local regulations also apply to the installation and operation of heating, sauna, and steam room systems.
Identification Identification The scope of delivery of the EOS Compact control unit includes a control unit, a heater sensor with connecting cables for the sensor, and safety tem- perature limiter. The unit is used to operate a sauna cabin. EOS Compact is available in two models: ...
The heater sensor has a safety temperature limiter, which ensures that the temperature does not exceed 140°C. A Temperature sensor B Safety temperature limiter Internal view of heater sensor EOS Compact D18/H18 - Installation and Operating Instructions EN-13...
Page 14
The heater sensor continues to monitor the temperature behaviour and only intervenes for safety reasons when it is necessary prevent overheating via the heater. If the multisensor fails, the heater sensor regulates the temperature. EN-14 Installation and Operating Instructions - EOS Compact D18/H18...
Sensor system KTY sensor with (Temperature) safety temperature limiter 139°C Temperature display for Current value at heater sensor minus 7 K to offset heater sensor higher temperatures directly under the cabin ceiling EOS Compact D18/H18 - Installation and Operating Instructions EN-15...
Sauna bus Intended use In conjunction with a suitable sauna heater, the EOS Compact control unit is intended to be used only to heat sauna cabins. It is suitable for residen- tial and commercial sauna cabins. The control unit must be mounted on a wall.
Page 18
The manufacturer is not liable for unauthorised modifications made to the equipment and damages resulting from these modifications. The person modifying the equipment alone shall bear the associated risk. EN-18 Installation and Operating Instructions - EOS Compact D18/H18...
65°C. If the data lines are installed outside on the wall, they should be protected by a cable duct. Data line(s) routing EOS Compact D18/H18 - Installation and Operating Instructions EN-19...
This risk remains also after completion of the installation work. Do not mount the control unit in enclosed cabinets or wood panelling. Proper and improper mounting of the control unit EN-20 Installation and Operating Instructions - EOS Compact D18/H18...
Page 21
Mount the control unit inside the building. We recommend mounting the control unit on the cabin’s exterior wall. ca. 350 mm A Eye level Mounting on the cabin’s exterior wall EOS Compact D18/H18 - Installation and Operating Instructions EN-21...
Removing the front cover, EN-23 Preparing the line openings, EN-24 Mounting the control unit on the wall, EN-25 Mounting the control unit in the wall, EN-28 EN-22 Installation and Operating Instructions - EOS Compact D18/H18...
Page 23
Unscrew the screw on the top of the housing. b) Swivel the front cover and remove it downward. Remove the protective film from the panel after mounting is com- pleted. EOS Compact D18/H18 - Installation and Operating Instructions EN-23...
Page 24
Specifying the line openings in the housing. A Openings: sensor line(s) B Openings: mains supply line, heater output, vaporiser supply line, light, fan, load expansion (optional) C Openings: sauna bus line(s) EN-24 Installation and Operating Instructions - EOS Compact D18/H18...
Page 25
Break the plates from out of the openings. b) Insert the bushings. A Plates B Bushings Mounting the control unit on the wall Drill one (1) hole above and two (2) holes below. EOS Compact D18/H18 - Installation and Operating Instructions EN-25...
Page 26
Allow the screw to protrude approx. 3 mm so you can hook in the housing. Pull the lines through the openings in the housing. See Preparing the line openings, EN-24. EN-26 Installation and Operating Instructions - EOS Compact D18/H18...
Page 27
Securely tighten the housing in the two lower clearance holes (B). A Upper mounting hole for screw B Lower mounting holes for screws Next step: 4 Electrical installation, EN-38. EOS Compact D18/H18 - Installation and Operating Instructions EN-27...
Page 28
Installation Mounting the control unit in the wall Prepare a wall cut-out: Height x width: 198 x 215 mm, mounting depth: min. 60 mm. EN-28 Installation and Operating Instructions - EOS Compact D18/H18...
Page 29
Remove the housing. d) Drill four holes. A Tabs with mounting holes for screws Pull the lines through the openings in the housing. See Preparing the line openings, EN-24. EOS Compact D18/H18 - Installation and Operating Instructions EN-29...
Hardware + tools: Heater sensor and connecting cables Drill used to drill a hole in the cabin ceiling Screwdriver Taut wire, as needed EN-30 Installation and Operating Instructions - EOS Compact D18/H18...
Page 31
The heater sensor must be installed on the cabin ceiling above the sauna heater. It is installed in observance of the following distances from the cabin wall, depending on the cabin size. EOS Compact D18/H18 - Installation and Operating Instructions EN-31...
Page 32
A Cabin < 2 x 2 m B Cabin > 2 x 2 m Installation configuration: distance from wall – back of heater Drill a hole in the cabin ceiling for the cable. EN-32 Installation and Operating Instructions - EOS Compact D18/H18...
Page 33
If multiple sauna heaters are installed in a sauna cabin, it may be nec- essary to install additional safety temperature limiters and connect them in series. Insert the receiving disk in the bottom of the housing. EOS Compact D18/H18 - Installation and Operating Instructions EN-33...
Attach the top of the housing. Mounting the multisensor (optional) Hardware + tools: Multisensor and connecting cables Drill for drilling a hole in the cabin wall Screwdriver Taut wire, as needed EN-34 Installation and Operating Instructions - EOS Compact D18/H18...
Page 35
Open the multisensor's housing and connect the sensor bus cable. A White (sensor bus) B Green (sensor bus) C Brown (sensor bus) Screw the sensor plate to the cabin wall and close the housing. EOS Compact D18/H18 - Installation and Operating Instructions EN-35...
5.2 Defining the light source, EN-60. Cabin lighting is not included in the scope of delivery. Observe the sepa- rate installation instructions for lighting. EN-36 Installation and Operating Instructions - EOS Compact D18/H18...
Fan requirements Minimal output 5 W Maximum output 100 W Voltage 230 V 1N AC Suitable for use in sauna cabins Single- and double-phase EOS Compact D18/H18 - Installation and Operating Instructions EN-37...
If, during commissioning, the RCD is triggered, the electrical installation must be checked again. The electrician is responsible for properly connecting the heaters; thus, the manufacturer does not assume liability. EOS Compact D18/H18 - Installation and Operating Instructions EN-38...
Page 39
EOS Compact D18: Finnish sauna heater EOS Compact H18: Finnish sauna heater or Bi-O sauna heater Both types of sauna heaters are referred to as sauna heaters in the follow- ing section. However, in instances where different settings must be made, they will be referred to specifically by name.
Page 40
Subsequent modifications are possible only after the device has been dis- connected from the mains supply and after the modifications has been reconnected to the mains supply. EN-40 Installation and Operating Instructions - EOS Compact D18/H18...
J AquaDisp (water splash assistant) D Heater sensor with safety tempera- K Sauna heater ture limiter E Cabin lighting F Power extension unit Schematic view of connections for EOS Compact H18 EOS Compact D18/H18 - Installation and Operating Instructions EN-41...
C Heater sensor connection AquaDisp (water splash assistant) D Heater sensor with safety tempera- J Sauna heater ture limiter E Cabin lighting Schematic view of connections for EOS Compact D18 EN-42 Installation and Operating Instructions - EOS Compact D18/H18...
When the cables are connected, the plugs are plugged in again to the respective terminals on the circuit board. S T B A Terminal plug for safety temper- B Sensor for safety temperature limiter ature limiter EOS Compact D18/H18 - Installation and Operating Instructions EN-43...
Page 44
Connect the bench sensor (optional): Connect the cable for the bench sensor to the 2 Oven Sens. terminals. This step is omitted if a multisensor is connected. S T B EN-44 Installation and Operating Instructions - EOS Compact D18/H18...
Ensure that the control unit has no power. Required tools: Flathead screwdriver The front cover must be removed for the following steps. See: Removing the front cover, EN-23. EOS Compact D18/H18 - Installation and Operating Instructions EN-45...
Page 46
Connect the cable of the sauna lighting to the two terminals LL and LN. (PE) light L1 L2 L3 N N W V U F N F2 4 LL LN S1 N U1 (PE) EN-46 Installation and Operating Instructions - EOS Compact D18/H18...
Page 47
F2 (lower power). If a single-phase fan is connected or fan phase 1 is set, only output F is supplied with power. See 5.1 Setup, EN-57. 5.4 Fan function, EN-62. EOS Compact D18/H18 - Installation and Operating Instructions EN-47...
Page 48
You can connect more than one vaporiser. If correctly connected, each vaporiser can report a water shortage separately. For the con- nection diagram, please contact EOS Service ( Service address, EN-96). Two vaporisers can be operated only in combination with LSG18H or LSG36H.
Page 49
F N F2 4 LL LN S1 N U1 (PE) See the installation instructions for the corresponding LSG for infor- mation about how to connect the other cables for the optional LSG. EOS Compact D18/H18 - Installation and Operating Instructions EN-49...
Electrical installation Connecting optional modules The EOS Compact control unit has a jack for sauna bus cables, which can be connected via the optional modules. Add-on modules SBM remote With the SMB remote start module, the sauna cabin can be start switched on and off remotely with a button.
Page 51
Connect a module distributor if you want to connect more than one module. See 2.5 Accessories, EN-16. Connect AquaDisp to connections S1, N and U1 (optional). Also observe the AquaDisp operating instructions. LL LN EOS Compact D18/H18 - Installation and Operating Instructions EN-51...
Page 52
Connect UV-Clean to connections N, S1 and U1 (optional). Also observe the UV-Clean operating instructions. LL LN Connect EOSafe to connections N and S1 (optional). Also observe the EOSafe operating instructions. LL LN EN-52 Installation and Operating Instructions - EOS Compact D18/H18...
Direct current Up to 30 V DC max. 10 A (300 W) Up to 110 V DC max. 0.3 A (33 W) Up to 220 V DC max. 0.12 A (26.4 W) EOS Compact D18/H18 - Installation and Operating Instructions EN-53...
In Bi-O mode, a max. of 17:30 hrs can be set, since 0:30 hrs are included for the drying program. Infinite runtime (24 hrs/7 days): commercial operation and if the cabin is continuously supervised, e.g. in public saunas EN-54 Installation and Operating Instructions - EOS Compact D18/H18...
Page 55
The heating period is restricted to 6 hours, irrespective of the set jog dial position for heating period limitation. Commercial sauna operation without safety system Commercial sauna operation with safety system EOS Compact D18/H18 - Installation and Operating Instructions EN-55...
As a rule, only a fixed connection may be connected to the mains sup- ply, whereby a configuration is provided that makes it possible to separate the system from the mains supply with a contact opening width of at least 3 mm (all poles). EN-56 Installation and Operating Instructions - EOS Compact D18/H18...
The settings must be reset after a system restart or reset. The program guides you through the required steps. Ensure that the rocker switch is set to Position I. Menu navigation Setting set-point values Reset value Next step Previous step EN-57 Installation and Operating Instructions - EOS Compact D18/H18...
Adjustable only if a building management system is connected. Applicable settings for the Modbus protocol can be found in the doc- umentation for the application in use. 1 --- 2 KNX Modbus 1 --- 2 MODBUS addresses 2–99 EN-58 Installation and Operating Instructions - EOS Compact D18/H18...
Page 59
3 1 stop bit, odd parity 4 2 stop bits, odd parity 5 1 stop bit, even parity 6 2 stop bits, even parity Confirm all setup settings and exit setup. EOS Compact D18/H18 - Installation and Operating Instructions EN-59...
2 Non-dimmable light source at the light output, dimming at the control output for the ballast Mean Well PWM-60-24 for LEDs 24 V 60 W 3 Phase control fixer, LED ballasts EN-60 Installation and Operating Instructions - EOS Compact D18/H18...
PFC switches off: with sauna or if target temperature is reached PFC switches on: if malfunction present PFC switches off: no malfunction PFC switches on: if malfunction or warning present PFC switches off: no malfunction or warning EOS Compact D18/H18 - Installation and Operating Instructions EN-61...
If a fan function is set, it is interrupted when the fan is manually switched on or off. The fan is always switched on automatically for 30 min. for post-heating. EN-62 Installation and Operating Instructions - EOS Compact D18/H18...
If installed properly, the vaporiser will switch on and off according to the humidity setting. If the Wb and Wm connections on the vaporiser are swapped, the vaporiser will not switch off and continue to run uninterrupted. EOS Compact D18/H18 - Installation and Operating Instructions EN-63...
Control unit is switched off. Parts of the circuit board are still energised. Switch on light only Cabin light is switched on, control unit, and sauna heater are switched off. Setting for cleaning and maintenance. EOS Compact D18/H18 - Installation and Operating Instructions EN-64...
If the sauna cabin is switched off and no button is pushed: After 1 hr Screen saver is activated After 2 hrs Sleep mode is activated (screen is off ) Screen saver and sleep mode are ended by pressing any button. EOS Compact D18/H18 - Installation and Operating Instructions EN-65...
If 5 seconds pass and no button is pressed, the dis- play returns automatically to the main menu. Press the function soft key or the menu item again. Navigate back with the arrow keys: EN-66 Installation and Operating Instructions - EOS Compact D18/H18...
L Autostop for heating period Example of overview of functions/menu items on main menu The displayed functions or menu items can vary, depending on the control unit model and its configuration. EOS Compact D18/H18 - Installation and Operating Instructions EN-67...
Timer: one-time heating Holiday resort mode is active period is set. Timer flashes: recurring heating period is set. HOT mode is active Remote mode is active ECO mode is active EN-68 Installation and Operating Instructions - EOS Compact D18/H18...
Hours are changed by setting the minutes. 00:00 ... 23:59 6.5.2 Display brightness Setting the display brightness Open the Display Brightness menu. Set the brightness with 25%, 50%, 75%, or 100% EOS Compact D18/H18 - Installation and Operating Instructions EN-69...
A countdown is displayed: The sauna heater is switched on. The icons for temperature and hu- midity (in Bi-O mode only) in the main menu are displayed in colour. EN-70 Installation and Operating Instructions - EOS Compact D18/H18...
Status bar display if the light is switched on: Dimming the light Press the light button for 2 seconds. The Dim Light menu is displayed. Set the dimming level with 0–100% EOS Compact D18/H18 - Installation and Operating Instructions EN-71...
Setting the temperature Choose the Temperature function. Set the temperature with 30–115°C in Finnish mode 30–70°C in Bi-O mode During the heat-up phase, the temperature icon flashes in the main menu display. EN-72 Installation and Operating Instructions - EOS Compact D18/H18...
Icon that indicates when Icon for cycle a humidity sensor is set The humidity sensor regulates the humidity according to the following indicated characteristic curve: [°C] Characteristics curve for temperature/humidity EOS Compact D18/H18 - Installation and Operating Instructions EN-73...
Page 74
This setting does not take into consideration the actual humidity in the sauna cabin and makes it possible to consistently produce a specific vol- ume of steam. Setting the humidity Choose the Humidity function. Set the humidity with 0–100 EN-74 Installation and Operating Instructions - EOS Compact D18/H18...
: Timer icon is displayed in the status bar. Switching off the timer Press the On/Off button for 2 seconds. Pressing to start the system again reactivates the timer. EN-76 Installation and Operating Instructions - EOS Compact D18/H18...
See 6.8.3 Modes – holiday cot- tage, holiday resort, remote, EN-82. Selecting a profile Press the profile soft key until the desired profile (1–4) is displayed. EOS Compact D18/H18 - Installation and Operating Instructions EN-77...
6.8.1 Runtime for ECO mode, EN-81. ECO mode can also be switched on (recommended) via a button that is available as an option (ECO module), see: 2.5 Accessories, EN-16. EN-78 Installation and Operating Instructions - EOS Compact D18/H18...
The fan cannot be switched on/off manually in the holiday resort or remote modes. See: 6.8.3 Modes – holiday cottage, holiday resort, remote, EN-82. Switching the fan on/off Choose the fan soft key. EN-80 Installation and Operating Instructions - EOS Compact D18/H18...
ECO is active until the function is manually ended or the sauna heater is switched off. 30 min. 60 min. 90 min. 120 120 min. 150 150 min. 180 180 min. 210 210 min. 240 240 min. EOS Compact D18/H18 - Installation and Operating Instructions EN-81...
Switch off sauna Light on/off, dim light Switch on only If the sauna heater is switched off, the light switches off automatically after 30 min. Temperature setting Finnish or Bi-O operating mode EN-82 Installation and Operating Instructions - EOS Compact D18/H18...
Page 83
Press the following 2 buttons simultaneously when the logo is dis- played. Activating/deactivating the holiday resort mode Restart the control unit: switch off and switch on again. Press the following 2 buttons simultaneously when the logo is dis- played. EOS Compact D18/H18 - Installation and Operating Instructions EN-83...
Press the following 2 buttons simultaneously when the logo is dis- played. 10:32 70 °C 6.8.4 Temperature control The temperature control is set to 0 by the factory. Setting the temperature control Open the Temperature Control menu. EN-84 Installation and Operating Instructions - EOS Compact D18/H18...
See: Setting the safety system, EN-55. If a remote control module or a different unit for controlling the sys- tem remotely is installed, the Wi-Fi icon is displayed in the status bar: EOS Compact D18/H18 - Installation and Operating Instructions EN-85...
4000 hours until the next servicing 5000 hours until the next servicing 6000 hours until the next servicing 8000 hours until the next servicing 10 10000 hours until the next servicing EN-86 Installation and Operating Instructions - EOS Compact D18/H18...
See also 4.5 Connecting optional modules, EN-50. Display of contact information Displaying contact information Open the Contact menu item. The contact information of the contact person for service inquiries is displayed. EOS Compact D18/H18 - Installation and Operating Instructions EN-87...
Display of next service date Retrieving the next service date Open the Next service date menu item. The amount of time remaining until the next service date is dis- played. EN-88 Installation and Operating Instructions - EOS Compact D18/H18...
E0001. The icons indicate the currently applicable error category. For errors that are not listed here, please contact EOS Service and provide the error code. See Service address, EN-96. Water shortage warning...
Page 90
The same module address is Check the module address. assigned to multiple bus modules on the control unit. Hardware error Reason Solution E.g. over/under voltage Contact EOS Service. See Service address, EN-96 EN-90 Installation and Operating Instructions - EOS Compact D18/H18...
No heat. No connection. Check the cable and con- nections (broken cable, loose connection, etc.). Other errors Software error. Restart the control unit. Contact EOS Service. See Service address, EN-96. EOS Compact D18/H18 - Installation and Operating Instructions EN-91...
The customer shall provide assistance free of charge to the manufacturer in rendering services. In the case of a warranty claim, the manufacturer shall provide spare parts necessary for servicing free of charge. EN-92 Installation and Operating Instructions - EOS Compact D18/H18...
Page 93
In the case of warranty claims, the serial and article numbers must be provided, together with the unit designation and a meaningful descrip- tion of the error. EOS Compact D18/H18 - Installation and Operating Instructions EN-93...
Page 94
Complaints in respect of our products shall be reported to the responsible distributor and shall be handled exclusively by said distributor. The manufacturer’s General Terms and Conditions of Business, in the ver- sion available at www.eos-sauna.com/agb, shall apply in addition to the foregoing terms and conditions of service. EN-94...
Used paper, cardboard Plastic foil Foam material Electronic waste Electronic waste must be disposed of at the designated local collection point for electronic waste. EOS Compact D18/H18 - Installation and Operating Instructions EN-95...
Need help?
Do you have a question about the Compact D18 and is the answer not in the manual?
Questions and answers