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Operating instructions

Read the instructions prior to performing any task!

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HZRUOGZLGH

LOOP
L 100, L 250
Thermo-electric circulation thermostat

Summary of Contents for L 100

Page 1: ...Operating instructions Read the instructions prior to performing any task 7Ke riJht WemperaturH ZRUOGZLGH LOOP L 100 L 250 Thermo electric circulation thermostat ...

Page 2: ...perating instructions LAUDA DR R WOBSER GMBH CO KG Pfarrstrasse 41 43 97922 Lauda Königshofen Germany Tel 49 0 9343 503 0 Fax 49 0 9343 503 222 email info lauda de Internet www lauda de Q4WA E_13 001 V01REV22 3 14 2017 2016 LOOP 2 ...

Page 3: ...ning 16 4 1 Set up and connect the hoses 16 4 2 LAUDA heat transfer liquid 17 4 3 Filling with heat transfer liquid and draining 18 4 4 Establishing a mains connection 20 5 Operation 21 5 1 General safety instructions 21 5 2 LOOP menu structure 22 5 3 Set the set temperature Tset 23 5 4 Lock and release operating buttons 23 5 5 Set temperature limit values Til and Tih 24 5 6 Edit basic settings 24...

Page 4: ...5 11 5 Error messages 34 6 Maintenance 36 6 1 General safety instructions 36 6 2 Maintenance intervals 36 6 3 Check the heat transfer liquid 37 6 4 Cleaning the device 37 7 Technical data 38 8 General 40 8 1 Copyright 40 8 2 Technical changes 40 8 3 Warranty conditions 40 8 4 Contact LAUDA 40 8 5 EU conformity 41 9 Index 42 Table of contents LOOP 4 ...

Page 5: ...he applicable norms The remaining risk can be reduced using one of the following meas ures Use suitable hoses temperature range and pressure If a hose breaks hot liquids may leak out thus endangering people and materials Appropriate maintenance activities must be implemented to ensure the device remains in good working order Various warning symbols are located on the device These symbols must be o...

Page 6: ...l environ ment This equipment generates uses and can radiate radio fre quency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense This Class ...

Page 7: ...heat transfer liquid are speci fied in the safety data sheet for the liquid together with corre sponding safety measures The safety datasheet must there fore be observed in order to use the device as intended 1 8 Application area The device may only be used in the following areas Commercial sector Use inside buildings Height up to 2 000 m Ambient temperature of 5 to 40 C Maximum relative humidity ...

Page 8: ...ce of warning indicates a possibly dangerous situation If this safety notice is not observed then death or severe irre versible injury could occur WARNING Type and source Consequences of not following instructions Measure 1 Measure A safety notice of caution indicates a possibly dangerous situation If this safety notice is not observed then minor reversible injury could occur CAUTION Type and sour...

Page 9: ...A notice warns that dangers to property or the environment may exist NOTICE Type and source Consequences of not following instructions Measure 1 Measure Notice Safety LOOP 9 ...

Page 10: ...ansport damage immediately after delivery If the device or accessories are damaged contrary to expectations immediately inform the shipping company so that a damage report can be com piled and the transport damage inspected Also notify LAUDA Service Temperature control devices immediately You will find the contact information here Ä Chapter 8 4 Contact LAUDA on page 40 Standard accessories for all...

Page 11: ...ng buttons 3 1 Setup of the device Fig 1 Front side LOOP 1 Controller with temperature display and control buttons soft buttons 2 Cover over the tank lid 3 Ventilation openings 4 4 feet Setup and operating buttons LOOP 11 ...

Page 12: ... 1 Device panel plug 2 Box for 2 safety fuses 3 Mains switch 4 Type plate 5 RS 232 interface socket 6 Pump connection OUT inlet to consumer 7 Pump connection IN outlet back from consumer Setup and operating buttons LOOP 12 ...

Page 13: ...afety fuses 3 Mains switch 4 Type plate 5 RS 232 interface socket 6 Pump connection OUT inlet to consumer 7 Pump connection IN outlet back from consumer Fig 4 Tank with filler nozzle and cover Fig 5 Hose nozzle EOA 077 Setup and operating buttons LOOP 13 ...

Page 14: ...the underside The device sucks up fresh air from below 3 2 Mains switch The mains switch can be set to the following positions Position I switches the device on Position O switches the device off Setup and operating buttons LOOP 14 ...

Page 15: ...window for warnings only pos sible if a warning has been generated by the device Use the Down and Up arrow buttons to navigate through the menu and or change set values Use the OK input button to confirm the selection in the dis play Use the ESC menu item to navigate one window back in the menu If no entry is made in the home screen for 10 seconds the operating button configuration will fade out a...

Page 16: ...re self closing This ensures that liquid does not flow out of the device The included hose nozzles do not close 1 Plug the hose nozzle into the pump connection Spring tension locks the locking plate in the up position A clicking noise indicates that the hose nozzle is securely locked in the connection If the hose nozzle cannot be plugged into the pump connection then the locking plate on the pump ...

Page 17: ...s and the mixture becomes combus tible flashpoint approx 120 C Check the mixing ratio using a hydrometer The proportion of alkaline earth ions in the water must be between 0 71 mmol L and 1 42 mmol L equivalent of 4 0 and 8 0 dH Harder water leaves limescale deposits in the device The pH value of the water must be between 6 0 and 8 5 Due to their corrosive properties distilled deionized fully desa...

Page 18: ...erating manual only the heat transfer liquids of water and water glycol are approved The heat transfer liquid must be chosen based on the temperature range of its application Take the following information into account The device is designed exclusively for non flammable heat transfer liquids LAUDA is not liable for damages resulting from the use of unsuitable heat transfer liquids Only connect pr...

Page 19: ...cold burns Bring the heat transfer liquid to room temperature before draining Take the following information into account Empty the device when decommissioning it or if there is danger of frost The pump connections on the device are self closing This ensures that liquid does not flow out of the device 1 The device is switched off 2 In order to empty the device stick the hose nozzle into a pump con...

Page 20: ...wing information into account Only use the supplied power cable for the power supply The mains plug disconnects the device from the power supply The mains plug must be easy to identify and access Only connect the device to sockets with a protective earth con ductor PE The devices must be secured with a 16 A circuit breaker during installation Exception Devices with 13 A UK plugs Commissioning LOOP...

Page 21: ... the use of unsuitable hoses Scalding cold burns The temperature and media resistance of the hoses must be suitable for the application CAUTION Overheating exceeding the maximum temperature of the application Scalding burning In cases of error temperatures of up to 125 C may occur on the heat sink in the device Do not touch the heat sink NOTICE Overheating of the pump Device damage Never operate t...

Page 22: ...5 2 LOOP menu structure Fig 10 Menu structure Operation LOOP 22 ...

Page 23: ... protect the device when using a process control system or against unauthorized access 1 Press any operating button on the display in order to make the button set appear 2 Press and hold down the Menu button Button set switches from Menu to OK 3 Press and hold down the Down arrow button within 4 sec onds 4 Hold down both buttons for 4 seconds In the display the descriptions of the buttons are repl...

Page 24: ...duce a manual activation step for safety reasons The maximum rotation speed of the ventilator in the device is limited between 70 and 140 With the Fan Limit at 100 under normal conditions ambient temperature 20 C the specified cooling capacity is reached If a higher cooling capacity is required or if higher ambient temperatures are present the maximum ventilation fan rotation speed can be increase...

Page 25: ...d into the inlet of the device 1 Select the Menu Setup Calibration intern Pt1000 Offset menu item 2 Enter the temperature value read off the reference thermom eter into the device You can change the displayed temperature value in the device within the range of 3 K 3 Press OK to confirm the new value The new value has been accepted 1 Set a low set temperature Tset in the device for example 10 C 2 W...

Page 26: ...l parameters internal Pt1000 and other parameters are reset to factory settings With Control parameter only the control parameters are reset to the factory setting With internal Pt1000 only the calibration of the internal tem perature probe is reset to the factory calibration With Miscellaneous all other parameters are reset to the fac tory settings This includes The range of the temperature limit...

Page 27: ...ve the following data displayed Error memory The product line The device type The software version The serial number The device data with Temperatures in the device Pump data Actuating signal for the heating and cooling The operating hours 1 Select the Menu Setup Device status menu item 2 Select the menu item for the parameter that you want to view 3 Press OK to confirm Operation LOOP 27 ...

Page 28: ...tuating signal It specifies the interval at which an existing control deviation is integrated The higher the Tn the slower the control deviation is integrated and the more sluggish the control becomes A small Tn makes the control more dynamic and eventually results in vibrations Hold back time Tv The D component of the actuating signal is formed from the hold back time Tv It influences the speed w...

Page 29: ...tual value approaches the target value more quickly and the I component has less time to integrate the system deviation The overshoot is reduced If the proportional range selected is too small the P component of the actuating signal remains at 100 for a long time This value decreases even faster within the proportional range i e the actuating signal decreases rapidly and the progress of the actual...

Page 30: ...e for the drastic reduc tion of the proportional component P component In this case the I component is integrated too slowly The parameter Tn which specifies the integration interval must therefore be reduced The hold back time parameter Tv should be adapted using the for mula Tv Tn x 0 75 5 10 2 Overview of control parameters The internal control compares the set temperature Tset with the bath te...

Page 31: ...enu items 3 Select the control parameter that you want to change An input window appears A value can be entered within the limit values displayed 4 Press OK to confirm the entry 5 11 RS 232 interface 5 11 1 Cable and test of the RS 232 interface Computer Thermostat Signal 9 pin sub D socket 25 pin sub D socket 9 pin sub D socket Signal With hard ware hand shake Without hardware handshake With hard...

Page 32: ...he Internet as freeware These programs offer features similar to HyperTerminal for example PuTTY Search query serial port terminal program 5 11 2 Protocol RS 232 Take the following information into account Connection to SUB D socket 9 pin The interface works with 1 stop bit without a parity bit and with 8 data bits Transmission speed alternately 2400 4800 9600 factory set ting or 19200 bauds The R...

Page 33: ...PAR_03_XX X Configuration of the control parameter Td OUT_MODE_00_X Keyboard master 0 free 1 blocked corresponds to KEY START Turns the device on from standby STOP Switches the device to standby switches the pump and Peltier ele ments off Take the following information into account blank space can also be used for _ Response from thermostat will be OK or if there is an error ERR_X Acceptable data ...

Page 34: ...XXXX X 0 no fault X 1 fault 1st Character error 2nd Character not assigned always 0 3rd Character not assigned always 0 4th Character not assigned always 0 5th Character sublevel 6th Character not assigned always 0 7th Character not assigned always 0 Take the following information into account blank space can also be used for _ If not otherwise specified in the command the response will always be ...

Page 35: ...Error Description ERR_6 Impermissible value ERR_32 The upper temperature limit is lower than or equal to the lower tem perature limit Operation LOOP 35 ...

Page 36: ...ng cold burns Bring the heat transfer liquid to room temperature before draining Take the following information into account Before conducting maintenance work ensure that the device has been decontaminated after coming into contact with haz ardous materials 6 2 Maintenance intervals The maintenance intervals described in the following table must be observed The following compulsory maintenance ta...

Page 37: ...y use water and detergent to clean the device Do not use acetone or solvent as these substances will permanently damage the plastic surfaces Ensure that the device is decontaminated after coming into contact with hazardous materials It is forbidden to use decontaminants or cleaning agents that may react with parts of the device or materials contained in those parts and potentially pose a hazard If...

Page 38: ...er 20 C W 120 250 TWater 10 C W 60 130 Pump type Delivery pump Discharge pressure bar 0 8 Flow rate L min 2 6 Tank content ml 300 Hose connections Quick connections Hose nozzle CPC in line socket type PMC 2204 EOA 077 Display OLED Resolution Pixels 128 x 64 Size mm 61 4 x 30 7 Setting resolution C 0 1 Resolution of indication C 0 1 Data entry Using three buttons soft buttons Electric interface RS ...

Page 39: ...61140 I Safety fuse 2 pieces SP 5x20 F 250V 6 3A H EES 074 Device dimensions Width mm 175 261 Depth mm 301 368 Height mm 266 312 Weight kg 6 9 11 9 Noise level 1m dB A 57 57 Measured at 100 setting Fan Limit Ä Chapter 5 6 Edit basic settings on page 24 Technical data LOOP 39 ...

Page 40: ...claims reserved 8 2 Technical changes The manufacturer reserves the right to make technical modifica tions to the device 8 3 Warranty conditions LAUDA grants a standard warranty of one year on all devices 8 4 Contact LAUDA Contact LAUDA Service Constant temperature equipment in the following cases For device errors For technical questions concerning the device To order replacement parts Contact ou...

Page 41: ...s with the basic health and safety requirements outline in the Directives listed below Machinery Directive 2006 42 EC EMC Directive 2014 30 EU LAUDA DR R WOBSER GMBH CO KG Pfarrstrasse 41 43 97922 Lauda Königshofen Germany General LOOP 41 ...

Page 42: ...Error memory 27 Establish limit values temperature 24 Establishing a mains connection 20 Establishing a power supply 20 EU conformity 41 F Factory setting Overview 26 FD water 17 Freezing 18 Frost 18 Fully desalinated water 17 H Heat transfer liquid Checking 37 Heat transfer liquids Overview approved 17 Hold back time 28 30 I Immunity 6 Input button position 15 L Language Change 24 LAUDA heat tran...

Page 43: ...ume 24 Software version 27 Sound volume Change 24 Standby 15 T Tank Cover 18 Empty 19 Filling 18 Td 28 30 Temperature limits 24 Temperature unit 24 Tih 24 26 Change 24 Til 24 26 Change 24 Tint 23 Tn 28 30 Tset 23 Tv 28 30 U Unpacking 10 Usage 5 V Ventilator fan 24 W Warranty 40 X Xp 28 30 Index LOOP 43 ...

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Page 45: ... LAUDA voir plaque signalétique Typ Type Type Serien Nr Serial no No de série mit folgendem Medium betrieben wurde was used with the below mentioned media a été utilisé avec le liquide suivant Darüber hinaus bestätigen wir daß das oben aufgeführte Gerät sorgfältig gereinigt wurde die Anschlüsse verschlossen sind und sich weder giftige aggressive radioaktive noch andere gefährliche Medien in dem Ge...

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Page 48: ...LAUDA DR R WOBSER GMBH CO KG Pfarrstrasse 41 43 97922 Lauda Königshofen Germany Tel 49 0 9343 503 0 Fax 49 0 9343 503 222 email info lauda de Internet www lauda de ...

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