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Troubleshooting PRELIMINARY

User Manual EML1101

Error Possible

causes

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Summary of Contents for EML 1101

Page 1: ...n force When the instrument is connected to mains voltage it must not be opened If the instrument is visibly damaged it must not be installed wired up or commissioned If the instrument does not work a...

Page 2: ...settings 12 6 3 Menu Structure 13 7 Basic Settings14 7 1 Target maximum demand P1 P2 P3 and P4 14 7 2 Current target maximum demand P1 P2 P3 and P4 14 7 3 Initial value target maximum demand P1 P2 P3...

Page 3: ...tions 26 10 1 Activating deactivating stations 26 10 2 Displaying stations 26 10 3 Virtual add on units 27 10 4 Activating virtual EMD 27 11 External synchronisation 27 12 Setting time 28 13 Counters...

Page 4: ...MINARY User Manual EML1101 19 5 Terminal assignments 46 19 6 Connection diagram 47 19 7 Dimensions 48 20 Appendix 49 20 1 Glossary of Terms 49 20 2 Preference 50 20 2 1 Power preference 50 20 2 2 Time...

Page 5: ...1 Fascia keys Use arrow keys to choose menu items Numbers CR key confirms menu item choice Changes to next digit Menu key changes one menu level back Accept choices 2 Choose the menu item Basic settin...

Page 6: ...r every load channel and for every profile Load settings Values Description Power 0 6500 0 Value in kW or MW 0 Load is always switched on 1 3 Load is only included in control system during emergency m...

Page 7: ...nthly maximum demand 110 kW Rate 8 00 per kW per month Maximum demand charge 880 00 A very frequent example for charging maximum demand on a yearly basis The 3 highest values over a 12 month period ar...

Page 8: ...as of FRAKO system option Function as of FRAKO system option 3 Installation 3 1 Mounting The EML 1101 is vertically screw mounted 3 2 Electrical Connections All cable connections are connected with pl...

Page 9: ...still be connected to power voltage 3 2 3 Connecting Load Channels EML 1101 load channels consist of switching contacts which consist of a normally open NO and normally closed NC contact The NC part o...

Page 10: ...error has been corrected If there is an error contact 29 30 is closed 3 3 Installing the OPT SW software 3 3 1 Hardware requirements IBM compatible computer with CPU 80386 33MHz or higher 4 MB RAM 3...

Page 11: ...aining jumps to the pre set measuring period as soon as the time pulse is given If then Time pulse missing is not shown the function of time pulse input is correct Profile switching The profile identi...

Page 12: ...gs menu 6 2 2 Activating programming mode A prompt is given for the ID number when the appropriate item is seen in the display The last 4 digits of serial number are to be entered If the ID number has...

Page 13: ...s section 7 9 10 Number of profiles used section 7 9 10 1 Highest EMD address section 7 9 10 2 Type of profile switching section 7 9 10 3 Time pulse edge section 7 9 10 3 1 Self adjusting target maxim...

Page 14: ...options the self adjusting target maximum demand is activated the current target maximum demand will be displayed instead of the menu item target maximum demand This is the momentary target maximum d...

Page 15: ...blowing of main fuse or tripping of main circuit breaker All of these may become very costly for e g a manufacturing plant 7 6 Control delay The control delay serves to force pauses between the ON OF...

Page 16: ...tead of the cosphi value If the limit is exceeded the error message cos error is displayed and the alarm is activated The error is deleted when the lower limit is exceeded 7 9 8 Bus address This setti...

Page 17: ...ulse edge is used for it to respond This setting is used to optimise target maximum demand and relays for inverting time pulses are not required The type of edge used by electricity company counter re...

Page 18: ...hat the instrument operates in emergency mode for a longer period because the initial value is set too low The initial value must then be set higher If you wish to retain the low initial value and som...

Page 19: ...nitoring function 7 9 10 5 Group Grouping means that groups can be formed with related loads An example for grouping in a sheet metal work In this case it should be switched as follows Turn off Turn o...

Page 20: ...ered press MENU button to return to previous display and repeat the steps again Parameters to be set Power Entry as four figure number in kW Define channel status Minimum ON time Up to 999 59 minutes...

Page 21: ...5 Channel Status This setting can be used to bring the individual channels to a defined status Using this setting one of three of the following status modes can be allocated to status modes Consumer E...

Page 22: ...anges of the priority or group the new setting will be adopted for all profiles All further settings are not relevant for the switching order and can show various values in the individual profiles Tur...

Page 23: ...n 9 6 If during this time a PC is connected to the serial interface and the program OPT SW is active the data will be sent to Windows standard printer If EML 1101 cannot detect a printer or the printe...

Page 24: ...time point is printed out The maximum value of the power maximum is marked with a If this is higher than the set target maximum demand this is marked with a Every time the target maximum demand is ex...

Page 25: ...or Friday 04 12 99 9 9 Event list All events are stored here with date and time Example EVENT LIST 17 03 99 16 45 30 Time pulse detected 17 03 99 17 00 00 No time pulse 18 03 99 09 37 34 Target power...

Page 26: ...the Add on stations or Activate deactivate stations Press the CR button to change the highest EMD address You then access the setting for the highest EMD address in in Basic Settings Other Settings O...

Page 27: ...its are shown under this menu item as for under Basic settings Other settings Option Highest EMD address see section 7 9 10 2 In order to configure an EMD as a virtual device the item EMD must be acti...

Page 28: ...status P1 for profiles 1 3 and P2 for profiles 2 4 To reset the counter status the CR button must be pressed but Caution the cumulative counter values up to this time point are permanently deleted whe...

Page 29: ...For connecting 2 4 10 EMD1101 1 FRAKO Starkstrombus interface For connecting to FRAKO Energy Management System Operating elements Four membrane buttons Display element Four row illuminated LCD Connec...

Page 30: ...e EML 1101 Maximum Demand Controller can be checked during operation To do this the EML 1101 has power displays to enable the actual status to be determined and observed 17 4 1 Standard display P_act...

Page 31: ...act compartment Turn this until the display can be read Channels are not switched by control a Always OFF Always ON instead of controlled b They are switched time controlled by the EMT1101 All channel...

Page 32: ...Troubleshooting PRELIMINARY User Manual EML1101 Error Possible causes 32...

Page 33: ...7 8 6 1 4 5 2 3 7 8 6 4 G N D R X D T X D R T S C T S D S R G N D D C D D T R G N D R X D T X D R T S C T S D S R D C D D T R Correct connections of cable 18 Application instructions 18 1 Bus cable lo...

Page 34: ...F Reset modem to manufacturers configuration AT D0 Modem ignores DTR Signal ATX3 Turn off dialing tone recognition AT W0 Save the configuration as configuration profile 0 The maximum baud rate of the...

Page 35: ...er is the maximum active power allowed When exceeded loads are shedded very quickly by EML This function however is suplementary Priority Switching order when all temporal conditions e g min ON time a...

Page 36: ...version lower than 1 20 cannot be opened in the new version In this case you should make a printout of the basic settings and load settings in order to enter them manually later Use the old configura...

Page 37: ...ode has been entered the following warning appears Attention Please read the following instructions completely If the instructions are not followed correctly the instrument may require service ATTENTI...

Page 38: ...on 5 You can now start the software update again In order to carry out a software update OPT SW disk 1 must be inserted in drive a The FRAKO bus connection contact 1 3 may not be connected Do you wish...

Page 39: ...Click OK to conclude the update OK Program update error Check if the FRAKO bus is disconnected and that the instrument is switched on Should one of these be the case remedy it and restart the update...

Page 40: ...elay Pause between individual switchings s 1 60 7 Control application point As of how many P of the set target maximum demand control is to become fully effective 0 75 8 Emergency mode active at X App...

Page 41: ...ular date Day 1 31 Hour 0 24 Minute 0 59 5c Reset by contact Reset takes place over contact 8 Grouping function positive negative both 6 Active pulse monitoring Monitors if this time period between 2...

Page 42: ...target maximum demand P2 kW Initial value target maximum demand for profile 2 Upper limit target maximum demand P2 kW Upper limit self adjusting target maximum demand for profile 2 Peak power P2 kW P...

Page 43: ...er Average over Q Number of pulses Standard setting 1 Calculating Counter and Transformer Constants If the counter print out is given in Wh then the counter constant evaluated must be multiplied by 10...

Page 44: ...101 active inactive over external signal positive negative both over internal date Self adjusting target maximum demand Day Hour Minute Active pulse monitoring Min Allow grouping Yes No Units kW MW De...

Page 45: ...User Manual EML1101 Annex 19 4 Form for load settings Preference Output Status Min ON min sec Max OFF min sec Min OFF min sec Power Group Priority Load name Chan Station 45...

Page 46: ...onnection a potential free contact against ground 13 Ground Ground connection for all inputs 14 Ground Ground connection for all inputs 15 Load 1 Common 16 Load connection NC contact 17 Load connectio...

Page 47: ...disconnected from mains Although the EML 1101 is disconnected from mains the circuits leading to switch contacts may still be connected to power voltage Figure 1 Connection diagram If a load is switch...

Page 48: ...Annex PRELIMINARY User Manual EML1101 19 7 Dimensions All Dimensions are in millimeter Units Figure 2 Enclosure Up cursor button Down cursor button MENU button CR button Figure 3 Buttons 48...

Page 49: ...ed power based on energy consumption trends when end of current measuring period is reached It is abbreviated by P_trend Profiles This feature enables different settings to be used by EML 1101 to cate...

Page 50: ...e PLC according to settings of EML 1101 Stations Refers to either EML 1101 or EMD 1101 Add on Station Channels Individual load channels that can switch on or off loads On the hardware side there is on...

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