UC-1V user manual
Contents
1. Technical data Safety Warning Universal Control Unit UC 1V is designed and manufactured not only in conformity with the generally engineering standards industrial safety and accident prevention regulations but also in accordance with some relevant generally industrial technical acceptance standards Although this unit complies with relevant safety technical requirements the use of the unit may still entail dangers leading to personal injury of the user or third parties or damage to property Therefore the unit must be used when it is in perfect technical condition And the operation must strictly comply with operation manual Errors that may affect safety must be rectified immediately The unit is designed for controlling and monitoring centralized lubrication systems The user himself shall be liable for any damage caused by improper use Potential electrical dangers This unit must be connected to the power supply only by trained qualified personnel in accordance with the local electric technical regulations Improper connection may lead to serious personal injury This unit is designed to use in battery powered on board electric system of chassis engineering equipment and lubrication station When it is used for any other purposes all safety regulations should be complied with Qualified personnel Qualified person means person trained assigned and instructed by the operator of the equipment concerned They are familiar wit2. To test Cycle Switch 1 When no signal from CS is received during the pump running period the normal lubrication operation will be aborted then a 15 min interval block operation begins When the 1 15 min block interval ends controller drives the pump If signal from CS is received the block operation will be ended System goes back to normal lubrication cycle If still there is no signal from CS then another block operation begins 8 If signal from CS is received during the 2 15 min interval the block operation is aborted and the system will go back to normal operation If there is no signal from CS then the 3 block operation begins If the system receives signals from CS during the 3 15 min interval then it will go back to normal lubrication cycle If there is still no signal received then the block operation is aborted and a fault message will be displayed lf the preset PAUSE time is shorter than 15 min the block pause will correspond to the preset value During block operation relevant LED light on the control panel will be flashing to indicate that the control unit is now performing block operation Light PAUSE flashes means block operation is now in PAUSE state Press key O LED monitor shows bP light LUBE flashes which means block operation is now in LUBE phase Press key t at this time LED monitor shows bO User may use key G to exit block operation earlier and get the system back to LUBE
3. between TIMER and COUNTER relative lights on panel will flash accordingly to show user s setting Example New seiting is counter mode 7 Press key 3 to confirm the new setting of PAUSE control mode pilots lights on panel then stop flashing LED monitor displays current control parameter of PAUSE Example 480min 8 User may use keys t a fie change PAUSE value Example change to 540 min 9 Press key G to confirm the new parameter LED monitor displays End which means new control mode and parameters are saved till next change via programming 10 Press key G to exit programming mode or press key t to program other items 4 3 Change LUBE mode and parameters carry out step 1 3 first 4 Repeatedly press key t until LED monitor displays LUb L Ub vO OO Q FO O 5 Press key JJ light LUBE on user can change LUBE control mode now Pilot light on panel shows present LUBE control mode Example present LUBE mode is TIMER 6 Use key lt to change LUBE control mode Following the change relative lights TIMER or COUNTER will be flashing accordingly Example Change to COUNTER mode 7 Press key to confirm the new LUBE control mode Pilot light on panel stop flashing and LED monitor then shows preset LUBE control value Example 300 s 8 Use keys pg to change LUBE parameter Example change to 180 s 9 Press key G to confirm the new parameter LED moni
4. operating status remaining values and relative system data at the point of power off When next electrify starts the control unit will continue carrying out operation from last point of power off The control unit stores operating status and values in EEPROM The data can reliable be stored for 10 years 6 Faults When control unit detects system faults LED FAULT on the panel will be flashing quickly If an external Signal Light has been installed light SL will be also flashing to remind user the lubrication system is in fault Meanwhile the control unit stops normal operation and wait for user to handle the faults User may check the detailed reason of the fault through LED monitor 6 1 Display faults Briefly press t fault information will be displayed on LED monitor The meaning of the displayed information are No signal is received from Pressure switch during pump running time No signal is received from Cycle switch during pump running time Control unit detects error from Level switch Control unit itself has error inside If such situation occurs get the control unit power off then get it power on 1 minute 6 2 Clear fault messages Press Cc or external DK button to clear fault messages on the condition that one state is set as COUNTER mode and to start a normal lubrication cycle Please note K and external DK button must be used after determining and correcting the faults The user himself is li
5. phase Setting function is temporary deactivated during block operation period 6 6 Level switch detection lf an external level switch is installed to monitor level situation once controller detects the level switch is closed controller automatically stops the system and gives alarm immediately At the same time Light fault on the control panel will flash Press key O LED monitor displays EL means level switch error Level switch detection function is an optional function 7 Technical Data Voltage of power supply Type of protection Max Load output M SL output Data storage Operation temperature Storage temperature Recommended fuse specification Installation dimensions L x W x H Programmable LUBE time range Programmable PAUSE time range Programmable counting impulses range User Manual of Universal Control Unit UC 1V_ V0 1 12V 42V IP40 20A 5A No limitation 30C 75C 45C 85C 16A 137mm x 92mm x 42mm 1s 9999s 1Tmin 9999min 1 9999 May 2012 Notes Notes
6. User s Manual H P RFH SIFA Universal Control Unit UC 1V UC 1V BA BBARE HRA PS CS V DK MK SL GND Suzhou Leetern Industry Control May 2012 Control Unit UC 1V is designed for controlling and monitoring of centralized lubrication systems of engineering machinery chassis and lubrication stations UC 1V stores control modes and parameters in EEPROM which made UC 1V can store data safely for long period without backup power supply The control unit uses LED monitor and LED signal lights to show information It is easy for operation UC 1V is a newly designed controller which has advantages as Use solid state devices as primary output components which can better meet lubrication control requirements under harsh conditions such as low pressure high altitude and severe vibration and more powerful current outputs capacity Using soft starting technology to startup lubricating pump avoid direct starting has impact on pump and power supply system which extend the life of lubricating system Optional automatic voltage adjustment function which can automatically adjust voltage within designed working voltage range to output voltage of 12V Users only use a pump of 12V to adapt to power voltages of different specifications Reserved SIM SMS remote management function Fully compatible with controller UC 1N in control function dimensions installation and operation interface convenient for system upgrades Factory sett
7. able for any damages caused by operating the equipment without lack of lubrication 6 3 Operation with Pressure Switch monitoring lf external Pressure Switch has installed system will stop once no signal is received from pressure switch during pump running time Controller then gives alarm signal FAULT light on the panel flash Press key t LED displays EP 6 4 Operation with Cycle Switch monitoring If external Cycle Switch is used to monitor the movement of the progressive distributor system will stop once no signal is received from cycle switch during pump running time Controller then gives alarm signal The role of CS monitoring time is Each CS Cycle Switch corresponding matches an internal timer Tc When lubrication starts Tc begins to countdown If CS signal is received during the countdown Ic clears and re start countdown If no CS signal received until the Tc countdown to the preset monitoring time this means CS error occur controller will give alarm signal and system then gets into CS error state If monitoring time is set to 9999 default then the monitor time function is deactivated UC 1V only detects weather Cycle Switch had action when each lubrication process finish By this to determine if there is CS error 6 5 Block operation lf CS Cycle Switch monitoring is programmed a block operation will be automatically activated when no signal from the cycle switch is received during the pump running time
8. ashing this means the figure is preset PAUSE control value Example Preset PAUSE time is 480 minutes 3 Press key J to show LUBRICATION control mode and remaining value Example TIMER light on means LUBRICATION is in TIMER mode Remaining value shows because it is now in PAUSE phase 4 Press key D the figure on LED monitor starts flashing this means the figure is preset LUBRICATION value Example Preset LUBRICATION time is 300 seconds 5 Press O to display system monitor ing setting Displayed content may be PS Monitoring via Pressure Switch or CS Monitoring via Cycle Switch or OFF Monitoring disabled 6 Press t if monitoring function is set as CS monitor then LED displays monitoring time Otherwise display skips to next step Example Monitoring time is 60s 7 Press ry LED monitor displays the 3 high order digits of the total operational time The first character C means the value is accumulated operational time Example C105 means the 3 high order digits are 105 8 Press key t LED monitor displays the 4 low order digits of the accumulated operational time Example 1200 Compose the two digital segments to get the total operational time 1051200 min 9 Press key O LED monitor displays the 3 high order digits of the accumulated error time The first character E means the value is accumulated error time Example C000 means the 3 high orde
9. control panel Film panel protects UC 1A_ from humidity and dust Please use soft cloth with warm water or neutral detergent to clean the film panel Organic solvent is prohibited Do not use sharp tools object to touch the panel Please do not peel off the protection film before its final installation 2 1 LED monitor LED monitor displays operating status and parameters It is deactivated normally To activate it press key t LED monitor then start to display current status and programmed parameters 2 2 LED signal light O P LED PAUSE is on Power is supplied to pump and control unit System is in PAUSE status In programming PAUSE light on means the current programmed parameters are relate to PAUSE Light on mentioned in this manual means the indicator light is a steady light Light flashes means indicator light flashes by a frequency of 0 5s on and 0 5s off PAUSE Pause signal light O LUBE Lubricating signal light LED LUBE on Power is supplied to pump and UC 1V System is now in lubrication status pump motor is running In programming mode LUBE light on means the current programmed parameter relates to LUBE O LED TIMER on System is now in TIMER control mode In programming mode light TIMER flashes means the control mode can be changed TIMER Timer mode indicator light O 4 COUNTER COUNTER mode indicator light LED COUNTER on System is now
10. h relevant safety rules or regulations and have certain knowledge and skills of safety They are entitled to carry out the activities required in a given case and will be able to recognize and avoid possibly existing dangers Installation Universal Control Unit UC 1V is NOT designed to work in open air it has to be installed in an enclosed compartment to protect it from environmental influences lf the control unit is installed at an inaccessible position it is advisable to install additional signal lights and illuminated pushbutton in operation room So that the operating situation of the control unit can be remote monitored 1 1 Installation dimension 120 CE vc 12 42v Max 16A PS CS V DK MK 1 2 Electrical connection PS External Pressure Switch V Positive pole of power supply M Pump motor SL External Signal Light DK MK External pushbutton timer mode operation Counter signal input counter mode operation GND Ground Z otart switch External electrical connection SL GND PS CS V DK MK V DK MK Note Please make sure that the system voltage matches the voltage range claimed for UC 1V The fluctuation of supply voltage should be within the limit of 11V 45V Lower or higher than the voltage limit will permanently damage the control unit lf the lowest required voltage is not guaranteed please purchase Low Voltage Protector to protect the control unit against low voltage 2 Display and
11. in COUNTER control mode In programming mode light COUTER flashes means the control mode can be changed O S FAULT Fault indicator light LED FAULT flashes means fault occurs in the lubrication system Press key t fault message will be displayed on LED monitor 2 3 Keys O UPKEY Activate monitor Increase with key t the displayed value at cursor position by 1 in programming state If the digit is already 9 then it will return to O lt LEFT DK key To move the cursor position when input parameters in programming status If the cursor is already at the leftmost bit then press this key the cursor will return to the rightmost position In PAUSE state to initiate an lubrication by pressing key Cc once In FAULT state to clearance fault message and get system back to normal lubrication cycle by pressing key Cc once e ENTER KEY Activate programming mode Confirm parameters NOTE Programming operation can only be carried out when the system at normal condition If the system is in FAULT state then troubleshooting needs to be done first 2 4 External Signal Light SL lf an external signal light SL has been installed SL will flash for 3 seconds after the start switch is started Note Control unit needs a certain time to save the operating parameters at the point of power down so that the lubrication task could be continued after the break The interval of the power down and the next power on should not be
12. ings on UC 1V are as followings Pause mode Timer Pause time 480 min 8h Lube mode Timer Lube time 120s 2min System monitoring Pressure Switch Without our written permission any forms of translation excerpt copy print and reproduce of this USER MANUAL and its content is prohibited We reserve all rights to this USER MANUAL We reserve the right to revise it without prior notice Manufacturer Suzhou Leetern Industry Control Address Rm 102 Building 8 No 22 Xiao Shi Jia Nong Suzhou China Technical Support Fax 86 512 68661838 Technical Support Email Box support leetern com Website hitp Wwww leetern com Contents Safety Warning 1 1 1 1 2 2 1 2 2 2 3 2 4 4 1 4 2 4 3 4 4 4 5 5 1 5 2 5 3 5 4 9 9 5 6 Installation Installation dimensions Electrical connection Display and control panel LED monitor LED signal lights Keys SL signal lights Operation guide Display operation Programming Start programming mode Modify PAUSE mode and parameters Modify LUBE mode and parameters Change system monitoring settings Change password Operating modes Timer operation Counter operation Combination operation Forced service System monitoring Power off protection function 6 1 6 2 6 3 6 4 6 5 6 6 Faults Fault display Fault message clearance Operation with Pressure Switch monitoring Operation with Cycle Switch monitoring Block operation Level switch detection
13. r digits of the value is 000 10 Press t LED monitor shows the 4 low order digits of the error time value Example 0120 To compose the two segments to get the accumulated error time is 000120 min 11 Press key ry LED monitor displays End which means no more parameters to be displayed 12 Press key t LED monitor goes out and quit display operation state 4 Programming operation Press G longer than 2 seconds to activate programming mode All preset parameters and control modes can be altered under this mode Please note Programming operation always starts with steps 1 3 input password 4 1 Activate programming mode 1 Press G longer than 2s all pilot lights on the panel off LED monitor gogg shows 0000 to remind user to input password O O O 6 P 1 O O 2 Input 4 digit password with key t C Example 1234 Pe IY Factory setting is 0000 O 9 QO P 1s O O 3 Press key G to confirm the input password If the password is correct LED FALH display switches to operation item Otherwise controller quit programming mode eo vO OO 0 FO 4 2 Alters PAUSE and LUBE values Carry out steps 1 3 first 4 Repeatedly press key till LED display shows PAU 5 Press key C3 light PAUSE on user may change PAUSE control mode now Pilot light on display panel indicate present control mode Example Timer mode 6 Press key C to switch the control mode
14. shorter than 3 seconds Otherwise control unit may not start properly and SL will not flash Whenever the controller is performing the lubrication task light SL will be on indicating the status of lubricating If the controller detects any faults during operating process light SL will be flashing to remind user that the lubrication system is in fault Under display mode or programming mode if there is no key operations for more than 2 minutes LED turns off automatically and quit current operation 3 Display Briefly press key t to activate display The current values and the preset parameters are displayed During normal operation LED signal lights are used to show current status of the control unit Press and hold key G to activate programming operation Please refer to chapter 3 2 lt Programming operation gt for the detailed operation lf PAUSE is set as TIMER mode the measurement unit of the figure on LED monitor is minute If LUBRICATION is set as TIMER mode then the measurement unit of the figure on LED monitor is second If LUBRICATION or PAUSE is set as COUNTER mode the figure on LED monitor is number of times 3 1 Display operation 1 Briefly press key t to show current states control modes and remain value Example PAUSE light on means it is now in PAUSE phase TIMER light on means PAUSE is in TIMER mode And remaining time is 162 minutes 2 Press key t the figure on LED monitor starts fl
15. tor displays End which means new control mode and parameters are saved until next change via programming 10 Press key G to exit programming mode or press key to program other items 4 4 Change system monitoring settings Please carry out step 1 3 first 4 Repeatedly press key t until LED monitor displays PCS Feo S vO QO O FO O 5 Press key ZJ light FAULT on user can change monitoring setting 6 LED displays present monitoring setting and the content of the setting is flashing 7 Use key t to change monitoring mode Example Change to CS Cycle Switch monitoring Or OFF monitoring disabled 8 Press key G to confirm the new monitoring mode If CS is set then LED displays monitoring time If other mode is set then program skips to step 10 9 LED displays present monitoring time setting user can use key t C to change the setting Example Change to 120s 10 Press key G to confirm the new parameter LED monitor displays End which means new control mode and parameters are saved until next change via programming 11 Press key G to exit programming mode or press key t to program other items If monitoring time is set to 9999 default then the monitor time function is deactivated UC 1V only detects weather Cycle Switch had action when each lubrication process finish By this to determine if there is CS error 4 5 Change password Carr
16. with COUNTER MODE of lube When combination operation is in service lubrication system may control the pump by the method of counting the action times of CS In order to guarantee the lubrication system reliable operates we suggest user to activate CS monitoring function and set a proper CS monitoring time 5 4 Forced service Briefly press key on the panel controller will carry out a LUBE process once Press and hold key Cc controller will force the pump to operate until release the key During this process controller does not carry out any monitoring function 5 5 System Monitoring Controller can be set as Pressure Switch monitoring to monitor the pressure build up situation in main pipe If pressure switch does not detect proper pressure during lubrication period fault will be automatically detected and displayed Controller also can be set as Cycle Switch monitoring to monitor the movement of progressive distributor s plunger If Cycle Switch does not detect movement of the plunger during lubrication period fault will be automatically detected and displayed lf lubrication system does not need monitoring please set monitoring as OFF Under this situation lubrication circle only carries out lubrication by PAUSE and LUBE control parameters and does not do fault monitoring 5 6 Power down protection function The control unit has power down protection function When power is cut off the control unit auto stores
17. y out steps 1 3 first 4 Repeatedly press key t until LED displays CPC Then press key G to get into password change mode 5 Press key G LED displays current Example 1234 6 Use key t Cc to change password Example Change to 4321 Hy 7 Press key G to confirm the new password LED monitor displays End Eng which means new password is saved until next change via programming O O P 8 Press key G to exit programming mode or press key t to program other items 5 Operation modes 5 1 Timer operation set TIMER for PAUSE and LUBRICATION The control of the lubrication cycle takes place based on the values preset for PAUSE and LUBE times It carries out the operation cycle of PAUSE LUBE Press key Cc or external DK button can insert a lubrication or clear fault message External DK button can be connected to the terminal DK MK 5 2 Counter mode operation Pause depends on impulses set Counter for PAUSE and Timer for LUBE Connect an external impulse transmitter to the terminal DK MK PAUSE Display and program values in impulses LUBE Display and program values in seconds 5 3 Combination operation Pump running is controlled by external impulse PAUSE Display and program values in impulses or time LUBE Display and program values in impulses Users may combine COUNTER MODE of pause with COUNTER MODE of lube or TIMER MODE of pause
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