Evaluation Unit AE12 and Operating Instructions
Contents
1. 16 Change of a fuse weight watcher DAS LASTWIEGESYSTEM 12 V 28V DC max 4 W all Relays activated 1AmT 12 V 230 V AC DC 250 VAC 15A 10 A 2500 W 500 VA 0 3 W yes 2V 10Vor OV 10V 4 mA 20 mA or OmA 20 mA a Disconnect the AE12 from the power supply voltage b c d Remove the base plate from the unit rear side Remove the circuit board from the housing Change the fuse 1mA mT You will find the fuse switch directly behind the terminals of the power supply voltage Page 11 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcner DAS LASTWIEGESYSTEM henning Made in Germany 17 Error messages All 4 alarm LED s light up At least one load sensor has failed or the wrong number of sensors has been set under menu item cr lint Action Select menu item rLnE and verify the number of sensors set lf this number has been set correctly and the error still exists go to menu item roPE and verify the individual ropes If Err lis indicated the relevant sensor has failed I Erre is indicated the relevant sensor supplies too high a signal and is overloaded Page 12 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcher DAS LASTWIEGESYSTEM henning Made in Germany 18 Installation of the LS1 amp LS2 sensors For each carrying rope one load sensor must be provided 1 Selection of the appropriate installation position The poi2. Full load relay Change of state on exceeding the load programmed in AL F AL O Overload relay Change of state on exceeding the load programmed in AL o AL S Slack rope Change of state as soon as the car empty load falls below the value of the load programmed in AL 5 AL r Rope difference Change of state as soon as one of the ropes deviates from the average of all ropes at least by the load programmed in AL r a Select the corresponding alarm phase with 3 and then press the d key b Now with the 03 key you select between LoAd load and ConF configuration c InLoHd you set the load switching threshold in kg nLonf you can select between CLoS close for the operating mode MAKE and oPEn open for the operating mode BREAK The setting is only adopted after the second use of the d key selection flashes after the first use Page 9 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcher DAS LASTWIEGESYSTEM henning Made in Germany 13 Adjustment of the analogue output optional At the parameter JLou you adjust the weight at which the analogue output shall deliver the maximum output value of 10V or 20mA Under this menu item you have to adjust three parameters At LoAd you select the weight at which the output shall deliver the maximum of 10 V or 20 mA InoFFS you can switch a live Zero on or off If you switch this option to ON a measured rope load of 0 kg corresponds t
3. Load Difference Adjustment of the analogue output only relevant for the AE12 with analogue output Adjustment of the display weight unit Version number Page 6 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcner DAS LASTWIEGESYSTEM henning Made in Germany 8 Indication of the individual rope loads a Display the menu item roPE using and select with the C key b On the display appears the weight in kg e g o 0S alternating with the rope number rol rope 1 c Switch between the individual ropes with 07 up to the maximum number of ropes adjusted in r nE d At any time you can leave the menu item with x 9 Adjustment of the number of rope sensors a Select the menu item rnt rope count using 3 and then press the C key b Follow the instructions under point 6 Change of a parameter in order to adjust the correct number of rope sensors c At any time you can leave the menu item with X Note It is absolutely necessary to adjust the correct number of rope sensors Otherwise the AE12 will recognize that sensors are missing and will switch to the error mode in which all alarm relays will be activated Page 7 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcner DAS LASTWIEGESYSTEM henning Made in Germany 10 Adjustment of the suspension ratio In the case of multi suspension you have to set the factor by which the rope loads are mult
4. M henning Made in Germany Henning GmbH Industriegebiet S5 Loher Str 4 30 58332 Schwelm Germany Tel 49 2336 9298 0 Fax 49 2336 9298 10 info henning gmbh de www henning qmbh de Page 16 Copyright 2009 by Henning GmbH Rev 2 0 2 2009
5. iplied a Select the menu item rFCe rope factor with the 2 key and then press the C key b Follow the instructions under point 6 Change of a parameter in order to adjust the correct factor Example in the case of a 2 1 suspension you have to enter the factor Ue c At any time you can leave the menu item with x 11 Zero point adjustment With this function the total weight indicated on the AE12 unit is reduced by the empty weight of the car i e in the case of an empty car the display shows O kg a Select the menu item LEro with the 03 key and then press C Now on the display L Ero starts flashing b Please check that the car is really unloaded After pressing the C key again a 10 second countdown will start During this period of time the car weight must not be changed c Then the zero point is balanced Note The function Slack Rope Alarm only functions with a balanced empty load of the car Therefore it is absolutely necessary that you make this zero point adjustment when using the slack rope alarm Page 8 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcher DAS LASTWIEGESYSTEM henning Made in Germany 12 Alarm phases The alarm phases correspond to the loading at which the relays change their state In addition you may choose whether the individual relays work as make or break contact AL E Empty load relay Change of state on falling below the load programmed in AL E AL F
6. nt on the rope where the load sensor is installed must fulfil the following conditions During travel over the total lifting height the sensor must not make physical contact with any other components At the installation position selected the rope must run straight and be entirely undamaged Atthe selected point there must not have been previous mechanical influences such as other rope sensors multiple installations etc Between the cable joint and the load sensor there must be a minimum 10 cm of free rope 2 Insertion of the load sensor LS into the rope Open the rope clamp with the M5 screw enough to allow the rope to lie in the groove of the load sensor over the total sensor length 3 Closing of the rope clamp Tighten the M5 screw to 4 Nm verification both lock washers are flattened see photo Page 13 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcher DAS LASTWIEGESYSTEM henning Made in Germany 4 Connecting the sensor to the evaluation unit AE12 The load sensors LS1 must be connected to the AE12 starting with sensor socket 1 in the upper left corner of the housing Esssans asnnne 8 9 10 11 1 n ip a EEE ze Bell ee Repeat steps 1 to 4 for all sensors to be connected Note For an exact measurement result the sensor must only be clamped once onto the selected point of the rope Page 14 Copyright 2009 by Henning GmbH Rev 2 0 2 2009
7. o an analogue output signal of 2 V or 4 mA If the option is switched off with oFF a rope load of 0 kg corresponds to 0 V or 0 mA InEArA you can select whether only the payload shall be output via the analogue output The precondition is that you have used the zero point adjustment CEro3 If you select the option ON only the payload is output If the option is switched off with OFF the analogue output signal corresponds to the sum of payload plus the empty weight of the car 14 Adjustment of the display unit AtUn E you can choose between three different weight units All displayed weights and alarm thresholds are shown in the selected unit All internal calculations are made in kg therefore rounding errors are possible You can select from these units 5 SI All weights are shown in kg EnSh tnSh All weights are shown in short tons 1 S T 2000 Ib En L tnL All weights are shown in long tons 1 L T 2240 Ib Page 10 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 henning Made in Germany 15 Electrical Values Power supply voltage Power consumption Fuse HOLD input Relay outputs max Switching voltage max Starting current max Continuous current max Switching capacity resistive load max Switching capacity inductive load min Switching load DC Analogue output optional galvanically isolated Voltage output resistive load gt 500 Q Current output resistive load lt 500 Q
8. soon as the car empty load falls below the value of the load programmed in AL 5 AND Change of state as soon as one of the ropes deviates from the average of all ropes at least by the load programmed in AL r Note The working procedure of the relays as a make or break contact can be changed for each alarm output using the Lonf parameter 4 HOLD function The HOLD input responds for alternating and direct voltages between 12 V to 230 V During the elevator travel the measured loads can heavily fluctuate friction in the rails etc AS long as a voltage e g the travel signal between 12 to 230 V is applied at the HOLD input the alarm output through the alarm relays does not take place 5 Access to the parameters The unit is equipped with a menu by which the individual setting parameters can be reached 2 By pressing this key the individual menu items are cycled through If one menu item has been selected the key is used for the navigation of the submenus Within the individual parameters the value can be changed by this key C Using this key the currently displayed menu item is selected or in the parameters he set value is adopted Page 4 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcher DAS LASTWIEGESYSTEM henning Made in Germany x Using this key the new selected menu items and parameter settings are cancelled Repeatedly pressing this key finally leads to the display of the total weigh
9. t Note After one minute without operation the unit automatically returns to the display of the total weight independent of the menu item that was previously selected After 10 minutes without operation the unit switches to low consumption mode i e the display switches off and can be reactivated on the next operation 6 Change of a parameter 1 Use the 2 key to display the parameter that is to be changed 2 Select the parameter using the Key 3 Use the 4 key to change the value of the currently flashing digit position Switch to the next position using the d Key 4 After input of the final digit reuse the C key Now the total value is flashing 5 Press the d key again in order to adopt the value Page 5 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 henning Made in Germany 7 Menu structure 08716 4 digits in kg roPE rope rOnt rope count rF E rope factor CEro zero AL E alarm empty AL F alarm full AL o overload AL 5 alarm slack rope AL r alarm rope load FL ou DC out Un it unit IL Program version weight watcher DAS LASTWIEGESYSTEM Weight indication Indication of the individual rope loads Setting of the number of ropes rope sensors Adjustment of the rope suspension ratio Zero point adjustment Alarm phase Empty Load Alarm phase Full Load Alarm phase Overload Alarm phase Slack Rope Alarm phase Rope
10. weight watcher DAS LASTWIEGESYSTEM henning Madein Germany Operating Instructions Evaluation Unit AE12 and Rope Load Sensor LS1 amp LS2 weight watcher DAS LASTWIEGESYSTEM henning Made in Germany 1 Dimensions 48 26 5 gt 90 Versorgungsspannung n power supply Montage Rastclip DiN Schienenbefestigung oF DIN fal mounnng Messkan le 1 12 Er 50 022 THIS measuring channels 1 12 Dirak ia Al Gear Lee Ar Wa PPA ay ag i Analogausgang Hold AL F AL S analogy output Hold AL E AL O Page 2 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcner DAS LASTWIEGESYSTEM henning Made in Germany 2 Connection diagram 1A nt Versorgungsspannung 28V DC 4W 12V 10A max 250V AC zi AL E or 240V AC DC HOLD Eingang 12V Messkan le 1 12 m Ta a i u amp So Analogausgang optional Page 3 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 henning Made in Germany weight watcner DAS LASTWIEGESYSTEM 3 Description of alarm relays AL E Empty load relay Change of state on falling below the load programmed in AL E AL F Full load relay Change of state on exceeding the load programmed in AL F AL O Overload relay Change of state on exceeding the load programmed in AL o AL S Slack rope and rope difference relay Change of state as
11. weight watcner DAS LASTWIEGESYSTEM henning Made in Germany 19 Short operating instructions 1 Install the evaluation unit AE12 in an appropriate location 2 Installation of the sensors see point 18 3 Adjustment of the number of sensors see point 9 With b switch to menu item rE nE and adjust the number with and id Press C twice to confirm the adjustment 4 Adjustment of the suspension factor only necessary if it is not a 1 1 suspension see point 10 With b switch to menu item r FLE and adjust the number with 3 and d Press C twice to confirm the adjustment 5 Adjustment of the alarm thresholds see point 12 With and C choose the corresponding alarm phase In LoAd adjust with 02 and C the load switching threshold InConF adjust the operating mode C LoS for make contact and oPEn for break contact Press d twice to confirm the adjustment 6 Carry out zero balancing of the unit with empty elevator see point 11 With 3 switch to menu item LErco Press C twice and the countdown will start Note It also is possible to carry out all parameter settings of steps 3 4 and 5 and the computer aided rope adjustment in comfort with our free of charge WeightWatcher Software using the USB interface of the AE12 You will find this software on our home page www henning gmbh de at Software Page 15 Copyright 2009 by Henning GmbH Rev 2 0 2 2009 weight watcher DAS LASTWIEGESYSTE
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