OSF WATERFRIEND MRD-3 Installation And Operating Instructions Manual
Water treatment system for ph, chlorine and orp
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Installation and Operating Instructions
Water treatment system for pH, chlorine and ORP
Technische Daten
Technical Data
Nominal voltage
Metering pump chlorine
Metering pump pH-
Metering pump pH+
Metering pump flocculation (option)
Protection class
Housing size
Humidity
Ambient temperature
Measuring water pressure
Measuring water flow rate
WATER
(option)
MRD-3
FRIEND exclusiv
PN-220 (N)
1/N/PE 230V/50Hz
0 to 10 l / h
0 to 10 l / h
0 to 10 l / h
IP 20
625 x 390 x 130
0 to 95%, non
condensing
0 to 40 °C
max. 2 bar
0,5 l/min.
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Table of Contents
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Summary of Contents for OSF WATERFRIEND MRD-3
- Page 1 Installation and Operating Instructions MRD-3 Water treatment system for pH, chlorine and ORP FRIEND exclusiv Technische Daten WATER PN-220 (N) Technical Data Nominal voltage 1/N/PE 230V/50Hz Metering pump chlorine 0 to 10 l / h Metering pump pH- 0 to 10 l / h 0 to 10 l / h Metering pump pH+ (option)
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Page 2: Table Of Contents
Enabling ..............................8 Connection to EUROMATIK.net ......................... 8 Connecting to the computer network ......................8 Using the osf communication server ......................9 Communication server for pool owners ...................... 10 Registering a new device with the server ....................10 Communication server for pool installers ....................11 Registering a new device with the server .................... - Page 3 Operating Manual WATERFRIEND-MRD-3 Page 3 Turn on automatic dosing .......................... 18 Förderleistung der Dosierpumpen einstellen .................... 18 Operation ................................. 19 Child lock ..............................19 Professional mode (expert level) ....................... 19 pH regulation ..............................20 Switching pH regulation on or off ......................20 Setting the pH target value ........................
- Page 4 Operating Manual WATERFRIEND-MRD-3 Page 4 Settings for the real time clock ......................... 36 Automatic Internet time ..........................36 Time zone ..............................37 Manual time setting ..........................37 Automatic daylight saving time ......................... 37 Audible alarm ............................37 Alarm settings ............................38 Restore factory settings ..........................
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Page 5: General
Operating Manual WATERFRIEND-MRD-3 Page 5 General Here, the buffer solutions are Overview table entering set aside and stored calibrations carried out Measuring water flow sensor Operating panel Touch-Screen Measurement Monitor water return Chlorine sensor Measurement Measuring water feed water control valve measuring chamber... -
Page 6: Installation
Please observe all valid safety regulations when carrying out installation work, and ensure that this is carried out carefully. Disconnect the measuring, regulation and metering device and all other electrical consumers such as filter pumps and heaters from the power supply. Schematic WATERFRIEND MRD-3 Measurement water return Chlorine metering pH metering... -
Page 7: Measurement Water Pump
Operating Manual WATERFRIEND-MRD-3 Page 7 Measurement water pump The dosing "WATERFRIEND" requires a continuous supply of sample water with a water amount of 0.3 to 0.8 liters per minute (optimal: 0.5 l/min). A higher measuring water flow leads to increased wear of the chlorine sensor. -
Page 8: Alarm
Connecting to the computer network Connection to the Internet is carried out by the communication server. The WATERFRIEND MRD-3 is connected using a standard Ethernet patch cable into the network wall outlet, the powerline adapter, the wireless LAN access point or other suitable facilities. -
Page 9: Using The Osf Communication Server
If the "OSF" icon in the monitor is visible (see chart), the WATERFRIEND has logged on to the communication server. Using the osf communication server There are four servers available for communication. They each display different information, designed to suit the needs of different user groups. -
Page 10: Communication Server For Pool Owners
Once you have personally registered, you can log in and then register your new device in your user profile. Each web-enabled osf control unit has a DEVICE ID (identification number). This DEVICE ID must be entered in the correct column in order to register the device with the communication server. You can find the DEVICE ID of your device displayed on its Information page (see above). -
Page 11: Communication Server For Pool Installers
Once you have personally registered, you can log in and then register your new device in your user profile. Each web-enabled osf control unit has a DEVICE ID (identification number). This DEVICE ID must be entered in the correct column in order to register the device with the communication server. You can find the DEVICE ID of your device displayed on its Information page (see above). -
Page 12: Communication Server With Technical View
In order to use the communication server, the option "Internet connection via communication server" must be enabled in the control unit itself (default factory setting): Communication server with technical view You can access this osf communication server at the address devices2.osf.de You must first register as a new user:... -
Page 13: Registering A New Device With The Server
Once you have personally registered, you can log in and then register your new device in your user profile. Each web-enabled osf control unit has a DEVICE ID (identification number). This DEVICE ID must be entered in the correct column in order to register the device with the communication server. You can find the DEVICE ID of your device displayed on its Information page (see above). -
Page 14: Changing The Pin (Password)
Naming the unit Entering an e-mail address In order to be able to identify different control units during online access, each osf device has a facility for assigning a name. The MRD-2 is able to send any fault indicator messages via e-mail. The control unit must be connected to the Internet for this feature to work. -
Page 15: Update
Operating Manual WATERFRIEND-MRD-3 Page 15 Update The MRD-2 has a software update facility. The MRD-2 must be connected to the Internet for updating to work. You can perform the update via the WEB interface of the communication server. Checking for updates You can use this function to check whether an update is available for your device. -
Page 16: Touchpanel
Operating Manual WATERFRIEND-MRD-3 Page 16 Touchpanel Child lock Audible Measurement Measurement water alarm water temperature flow rate Time Date Escape key Abort without saving changes Home Menu Info Display Current ORP value Current pH value Current chlorine value Setpoint pH Setpoint chlorine Analog display pH Analog display chlorine... -
Page 17: Temperature
Operating Manual WATERFRIEND-MRD-3 Page 17 Temperature The displayed temperature is the measurement water temperature within the flow fittings. This can deviate from the actual water temperature in the swimming pool depending on the pipeline routing and surrounding temperatures. Measurement water flow quantity quantity of water flowing through the measuring chamber. -
Page 18: Initial Setup
Operating Manual WATERFRIEND-MRD-3 Page 18 Initial setup Select language Set date and time By pressing the keys + rsp. –. The current time and date can be set. The settings have to be saved by pressing the OK key. Adjust the flow rate of the measurement water 1. -
Page 19: Operation
Operating Manual WATERFRIEND-MRD-3 Page 19 Operation Symbol bar Key bar Child lock This symbol shows the status of the child lock. On delivery, the child lock is switched off. Activate the child lock: Briefly touch this area on the screen with a finger Deactivate the child lock: Press the key symbol 5 seconds with a finger When the child lock is active, all keys are locked! -
Page 20: Ph Regulation
Operating Manual WATERFRIEND-MRD-3 Page 20 pH regulation In this menu you can adjust various settings of the pH control. Switching pH regulation on or off Procedure: Press the 1. Select pH settings 2. Select Operating mode 3. Select Operation mode OFF or Operation mode Auto The selected setting is stored automatically. -
Page 21: Setting The Upper Ph Alarm
Operating Manual WATERFRIEND-MRD-3 Page 21 b) Keyboard The value can also be set directly by using the keyboard on the right side of the display: enter the desired value (omitting the comma) Press to store the new setting. Factory setting: 6,0 Range: from 3,0 to regulation target value (setpoint) Setting the upper pH alarm... -
Page 22: Calibrating The Current Working Point Or Upper Value (Ph 7)
Operating Manual WATERFRIEND-MRD-3 Page 22 During the calibration, the measured electrode value and the pH values for the buffer solutions set are shown in the display. You can use these displayed values to ascertain the quality of the electrode during the calibration. -
Page 23: Ph Power On Delay
Operating Manual WATERFRIEND-MRD-3 Page 23 You used the same buffer solution twice. Correct calibration can only be carried out with two different buffer solutions. The buffer solutions are used up or contaminated. In this case, use new buffer solutions. ... -
Page 24: Setting The Ph Proportional Range
Operating Manual WATERFRIEND-MRD-3 Page 24 To adjust this value, the following two options are available: a) PLUS / MINUS keys By pressing the arrow keys , the value can be modified stepwise. Press to store the new setting. b) Keyboard The value can also be set directly by using the keyboard on the right side of the display:... -
Page 25: Meaning Of The Proportional Range
Operating Manual WATERFRIEND-MRD-3 Page 25 Meaning of the proportional range Adjustment Benefits Disadvantages Diagram Small P-range Fast, accurate control When switching on an overshoot can occur Wide P-range No overshoot Slow control, small deviations between desired and actual values possible 100% Control behavior at P=0.5... -
Page 26: Chlorine Regulation
Operating Manual WATERFRIEND-MRD-3 Page 26 To adjust this value, the following two options are available: a) PLUS / MINUS keys By pressing the arrow keys , the value can be modified stepwise. Press to store the new setting. b) Keyboard The value can also be set directly by using the keyboard on the right side of the display:... -
Page 27: Setting The Lower Chlorine Alarm
Operating Manual WATERFRIEND-MRD-3 Page 27 Setting the lower chlorine alarm There is a setting facility for the required alarm limit value in the menu. Procedure: Press the Select Chlorine settings 2. Select lower alarm The currently selected value is shown on the left side of the display. To adjust this value, the following two options are available: a) PLUS / MINUS keys ... -
Page 28: Chlorine Calibration Errors
Operating Manual WATERFRIEND-MRD-3 Page 28 The calibration is carried out as a one-point calibration with a reference measurement. The reference measurement is done using a photometer. This photo meter is a portable instrument and is not supplied with the metering system "MRD WATERFRIEND-3". For a successful calibration, the pH value must be in the normal range. -
Page 29: Setting The Maximum Chlorine Metering Time
Operating Manual WATERFRIEND-MRD-3 Page 29 To adjust this value, the following two options are available: a) PLUS / MINUS keys By pressing the arrow keys , the value can be modified stepwise. Press to store the new setting. b) Keyboard The value can also be set directly by using the keyboard on the right side of the display:... -
Page 30: Impact Of The Proportional Range
Operating Manual WATERFRIEND-MRD-3 Page 30 Increasing the p-range leads to a slower approach to the target value with less overshoot. Procedure: Press the 1. Select Chlorine settings 2. Press the key in the key bar 3. Select P-range The currently selected value is shown on the left side of the display. To adjust this value, the following two options are available: a) PLUS / MINUS keys ... -
Page 31: Chlorine Metering Pump Flow Rate
Operating Manual WATERFRIEND-MRD-3 Page 31 100% P=0,25 Control behavior at P=0.25 actual value 0,75 0, 25 Chlorine metering pump flow rate The integrated speed control for the metering pumps enables optimum adaptation of the regulation to the pool size. Procedure: Press the 1. -
Page 32: Setting The Upper Orp Alarm
Operating Manual WATERFRIEND-MRD-3 Page 32 To adjust this value, the following two options are available: a) PLUS / MINUS keys By pressing the arrow keys , the value can be modified stepwise. Press to store the new setting. b) Keyboard The value can also be set directly by using the keyboard on the right side of the display:... -
Page 33: Calibrating The Orp Electrode
Operating Manual WATERFRIEND-MRD-3 Page 33 To adjust this value, the following two options are available: a) PLUS / MINUS keys By pressing the arrow keys , the value can be modified stepwise. Press to store the new setting. b) Keyboard The value can also be set directly by using the keyboard on the right side of the display:... -
Page 34: Orp Calibration Errors
Operating Manual WATERFRIEND-MRD-3 Page 34 ORP calibration errors If the calibration was not able to be completed or the discrepancy is larger than 10%, the following causes are possible: The ORP electrode is worn. The electrode service life is limited depending on the water quality and its care. -
Page 35: Operation Log
Operating Manual WATERFRIEND-MRD-3 Page 35 Operation log The WATERFRIEND offers the option of showing the saved protocol on the display. Procedure: Press the Press the key in the key bar The month to be displayed can be selected using the keys;... -
Page 36: Switching The Flocculation Off Or On
Operating Manual WATERFRIEND-MRD-3 Page 36 To adjust this value, the following two options are available: a) PLUS / MINUS keys By pressing the arrow keys , the value can be modified stepwise. Press to store the new setting. b) Keyboard The value can also be set directly by using the keyboard on the right side of the display:... -
Page 37: Time Zone
Operating Manual WATERFRIEND-MRD-3 Page 37 Time zone If the WATERFRIEND the built-in clock automatically synchronized with the Internet, the local time zone must be selected with this function. Procedure: Press the 1. Select Service functions 2. Select time & date 3. -
Page 38: Alarm Settings
Operating Manual WATERFRIEND-MRD-3 Page 38 Alarm settings This function can be used to individually determine which type of alarm messages should be generated for each individual alarm condition. Procedure: Press the 1. Select Service functions 2. Select Alarm set 3. Select the desired alarms For each individual alarm type, you can choose whether an acoustic alarm is generated ( ), an e-mail is sent ( ), or the collective fault message is activated ( ). -
Page 39: Manual Ip Address Configuration
Operating Manual WATERFRIEND-MRD-3 Page 39 Manual IP address configuration If the IP addresses are not configured automatically via DHCP, they can be set manually with this function. Procedure: Press the 1. Select Service functions 2. Select network settings 3. Set the IP addresses required for the local network manually using the function IP address manually. -
Page 40: Operating Hours Counter
Operating Manual WATERFRIEND-MRD-3 Page 40 Operating hours counter With this function, the total hours of operation of the device, and the operating hours of the individual sensors since the last calibration can be displayed. Procedure: Press the Press the key in the key bar Device informations With this function, information on the network connection and the installed application software can be... -
Page 41: Function Of The Third Metering Pump (Option)
Operating Manual WATERFRIEND-MRD-3 Page 41 Function of the third metering pump (option) The optional third dosing pump can either be used as flocculation pump or for raising the pH for a bidirectional control of pH. Procedure: Press the 1. Select Service functions 2. -
Page 42: Alternative Operation With Orp Control
Connecting the MRD-3 to the external touch control panel (smart) As an alternative to the osf bus (RS-485), communication can also take place via a local Ethernet network using the UDP network protocol. For correct cooperation, both controllers must be connected to the same local network. -
Page 43: Injection Valves
Operating Manual WATERFRIEND-MRD-3 Page 43 Injection valves The injection valves should be checked for soiling and accumulations at regular intervals. They should be cleaned if necessary. pH electrode The electrode function is checked at regular intervals using the two buffer solutions (pH7 and pH4). If there are any noticeable variations, the electrode should be calibrated or replaced (see above in manual, "Calibrating pH electrode"). -
Page 44: Interfacing With Building Automation Systems
Operating Manual WATERFRIEND-MRD-3 Page 44 Interfacing with building automation systems The MRD-3 contains an HTTP web server, which is designed to allow the control unit to be operated using any web browser from any web-enabled terminal. The HTML pages generated by this web server can also be accessed by a building automation system and can be interpreted for display on EIB visualization devices. - Page 45 We hope you have a lot of enjoyment and relaxation in your swimming pool Further information can be found on the Internet at the following address: https://osf.de/download/documents/documents.php?device=MRD-3-7-Zoll Hansjürgen Meier Elektrotechnik und Elektronik GmbH & Co KG Eichendorffstrasse 6 D-32339 Espelkamp E-Mail: info@osf.de www.osf.de Internet: Änderungen vorbehalten! 10/2022...
- Page 46 Operating Manual WATERFRIEND-MRD-3 Page 46...
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Page 47: Shipment Of The Dosing System
Country: ..........Telephone: ........... E-mail: ........... Fax:............... Surname: ..........First name:........... Date: ........... Signature: ........Stamp: osf Hansjürgen Meier ∙ Elektrotechnik und Elektronik GmbH & Co KG Hausanschrift Eichendorffstraße 6 Telefon: +49(0) 5772/9704-0 E-Mail: info@osf.de D-32339 Espelkamp Telefax: +49(0) 5772/5730 Internet: www.osf.de... - Page 48 Operating Manual WATERFRIEND-MRD-3 Page 48...
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