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Manual Load Switch LS 804

Page 20 of 34

Subject to technical changes. 06/2017

A.S.T. - Angewandte System Technik GmbH, Mess- und Regeltechnik

6.3.

Adjustment (load calibration)

This is where adjustment of the LS 804 to the sensors essentially takes place.
Accessing to the “Adjustment” window will display the current data on "Sensor characteristics".

Figure 28 – Adjustment, setting the LS 804 according to sensor characteristics (LS 804.01)

Figure 29 – Adjustment, setting the LS 804 according to sensor characteristics (LS 804.02)

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Содержание LS 804

Страница 1: ...1 Load Switch LS 804 Original Manual A S T Angewandte System Technik GmbH Mess und Regeltechnik Marschnerstraße 26 D 01307 Dresden Phone 03 51 44 55 30 Fax 03 51 44 55 555 www ast de vertrieb dd ast de ...

Страница 2: ......

Страница 3: ...nd error displays 11 5 3 Matrix display 4 x 20 characters 12 5 3 1 Operating display sensor signals a to d and switching contacts 12 5 3 2 Operating display network for browser accessing 13 5 3 3 Operating display for load spectrum recorders 14 5 4 Configuration via keypad 15 5 4 1 Limits 15 5 4 2 Adjustment 16 6 Configuration via web browser 17 6 1 Status information 17 6 2 Settings scaling inter...

Страница 4: ......

Страница 5: ...t off points takes place via six relays K1 to K6 with N O contacts Allocation of the relays to the load signals is freely configurable In addition the device incorporates two error relay outputs Error1 and Error2 These error relays are not freely programmable and generate a 0 status in the event of a system error occurring The use of force guided relays on the SLS 801 serves to ensure maximum syst...

Страница 6: ...tionality feature a high level of safety is attained along with maximum possible availability The LS804 is designed with several peripheral interfaces The two analogue outputs 0 10 V 4 20 mA for sensors a to d or selected total formation Connection LAN RJ 45 Connection X1 CAN Connection X2 RS485 optional RS232 3 Dimensions Dimensions 102 mm x 105 mm x 205 mm 1 kg Weight Approx 1kg Fastening on mou...

Страница 7: ...b AG 2 Error 1 Error 2 23 7 K1 K2 K3 K4 K5 K6 1 24 VDC 24 VDC 0 V 0 V PE PE 2 Power 3 4 5 6 8 9 10 11 12 13 14 15 16 17 17 18 19 20 21 22 24 25 26 27 28 29 30 AG 2 Vout 2 lout 2 AG 1 AG 1 Vout 1 lout 1 SP1 CAN RS 485 LAN SP2 Error Run LS 804 OK F3 F2 F1 Figure 3 Position and designation of connections 4 2 Voltage supply 24 V DC The operating voltage is 18 36 V DC this being based on a maximum powe...

Страница 8: ...esigned for DMS sensors with a signal output range extending from 5mV V to 5mV V The bridge resistors may be from 350 Ω 1000 Ω Input stages I 1a and I 1b serve to feed the DMS sensors with 5 V input stages I c und I d supplying the DMS sensors with 3 3V 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 Signal a Signal c Signal b Signal d a c b d SI c SI a SI c SI a EX c EX a EX c EX a SH...

Страница 9: ...x 25 mA The input signal range without error message extends from 2 mA to 22 mA The 0V connections of the respective sensors are bridged internally If sensors with three conductors UB OUT and OV are available connections 32 37 42 und 47 must be left free UB a 50 OUT a 49 0V a 48 0V a 47 SHI a 46 UB b 45 OUT b 44 0V b 43 0V b 42 SHI b 41 UB c 40 OUT c 39 0V c 38 0V c 37 SHI c 36 UB d 35 OUT d 34 0V...

Страница 10: ...o limit set 1 IN2 Accessing to limit set 2 IN3 Accessing to limit set 3 IN4 Accessing to limit set 4 IN5 Accessing to limit set 5 IN6 Accessing to limit set 6 IN7 Accessing to limit set 7 IN8 Accessing to limit set 8 IN9 unoccupied IN10 unoccupied IN11 unoccupied IN12 RESET function in the event of error FATAL ERROR also refer to Chapter on LED Error IN13 Start up Load spectrum recorders Sensor a ...

Страница 11: ... be connected up to the terminal blocks 4 6 Output relays and error relays K1 to K6 and Error1 and Error2 The LS 804 is equipped with a total of eight switching outputs Six output relays K1 to K6 are freely adjustable within the scope of different applications with respect to input signals and their respective linkages also refer to Chapter 6 4 Limits K1 to K6 No access is provided to the two erro...

Страница 12: ... H 8 unoccupied 9 unoccupied Table 2 X1 Pin assignment CAN interface 4 7 2 Pin assignment RS485 interface optional RS232 interface PIN Function 1 unoccupied 2 unoccupied 3 485 B 4 unoccupied 5 485 GND 6 unoccupied 7 unoccupied 8 485 A 9 unoccupied Table 3 X2 Pin assignment RS485 interface PIN Function 1 unoccupied 2 232 TX 3 232 RX 4 unoccupied 5 232 GND 6 unoccupied 7 unoccupied 8 unoccupied 9 un...

Страница 13: ...tuating the cursor keys Simultaneous pressing of keys and Information on network addresses also refer to Chapter 5 3 2 Operating display network for browser accessing and Adjustments menu for sensors and switching points also refer to Chapter 5 4 Configuration via keypad and Operating display Service life also refer to Chapter 5 3 3 Operating display for load spectrum recorders Note The cursor key...

Страница 14: ...st one open contact K1 to K6 in each case Error System error At least one error relay Error1 or Error2 is open 5 2 1 LEDs SP1 and SP2 The LEDs SP1 and SP2 signalise that at least one contact K1 to K6 is open These correspond to the settings specified in Chapter 6 4 Limits K1 to K6 and can be queried by means of the operator actions specified in Chapter 5 3 1 Operating display sensor signals a to d...

Страница 15: ... facilitates swapping between the display of the SF flags and HW flags hardware flags In the HW flag display mode additional displaying of the flag values is possible indicating voltage supply errors sensor errors V Exc Flags 1 2 S F F l a g s a 0 b 0 c 0 d 0 E x i t Figure 10 SF flags H W F l a g s a 1 b 0 c 0 d 0 V E x c 1 V E x c E x i t Figure 11 HW flags Pressing V Exc and the keys or makes i...

Страница 16: ...erves to indicate operating statuses and signals as well as acting as a display when configuring the LS 804 Die 4 zeilige Matrixanzeige dient sowohl der Anzeige von Betriebszuständen und Signalen als auch der Anzeige bei der Konfiguration des LS 804 5 3 1 Operating display sensor signals a to d and switching contacts Following application of the operating voltage and the connection of operable sen...

Страница 17: ...l t I P 1 9 2 1 6 8 1 1 0 D H C P d e f a u l t O N The IP address can be assigned automatically from a linked up DHCP server if the value DHCP On has been set also refer to Chapter 6 2 Settings scaling interfaces password If no DCHP server is found in the network the IP address will have been set to the above value Default login data if default Login admin Password admin refer to Chapter 6 2 Pres...

Страница 18: ...Load spectrum recorders LSR Note The service life is computed for each sensor individually and cannot be made up of several input signals Pressing and switches the system to the operation display containing the service life indicator also refer to Chapter 6 5 Load spectrum recorders LSR L S 8 0 4 L S R S e n s o r a S e n s o r b R U N S e n s a S e n s b E x i t Figure 19 Operation display Load s...

Страница 19: ...ows the values of the current limit set This will have previously been accessed to by means of an input signal or determined in accordance with Chapter 6 4 Limits K1 to K6 with the Limit set function On the LS 804 it is possible to deposit up to 8 limit sets Depressing or serves to trigger selection of the limit Actuating or brings about a change in the values of the relevant limit must be pressed...

Страница 20: ...r a or b A d j u s t m e n t S e n s a 2 0 0 N 1 0 0 0 1 0 0 E x i t Figure 25 Adjustments menu for sensor a 0 Adjustment of zero load 0 A precondition is that the signal of sensor a is load free 100 Adjustment of full load 100 The signal of sensor a must generate a 100 load Caution When actuating the keys 0 and 100 the values are only set temporarily The values are not saved until the Adjustments...

Страница 21: ...era Internet Explorer Windows7 8 10 Web Browser Chrome Firefox Opera 6 1 Status information After the configuration routine has been accessed to via the browser the following image will appear Figure 26 Status information LS804 01 The Channel information section contains the display for sensors a to d as well as the cumulative loads a b c d and a d along with additional system information In the e...

Страница 22: ...te System Technik GmbH Mess und Regeltechnik 6 2 Settings scaling interfaces password By accessing to the Settings window it is possible to display and modify the current data Any changes made to the settings are written into the device by pressing the button Figure 27 Settings basic settings ...

Страница 23: ...configured interval Values out interval Output interval settings are possible from 50 5000 ms Two CAN telegrams with different CAN IDs are sent with the float values of sensors a and b or sensors c and d ID send base DLC B0 B1 B2 B3 B4 B5 B6 B7 8 a_float a_float a_float a_float b_float b_float b_float b_float ID send base 1 DLC B0 B1 B2 B3 B4 B5 B6 B7 8 c_float c_float c_float c_float d_float d_fl...

Страница 24: ...ad calibration This is where adjustment of the LS 804 to the sensors essentially takes place Accessing to the Adjustment window will display the current data on Sensor characteristics Figure 28 Adjustment setting the LS 804 according to sensor characteristics LS 804 01 Figure 29 Adjustment setting the LS 804 according to sensor characteristics LS 804 02 ...

Страница 25: ... The appliance needs the be re adjusted Table 5 Buttons Adjustment Sensor characteristics Indication of characteristics for sensors a to d at maximum anticipated load signal Load calibration Calibration of sensors a to d takes place here Note No functioning of the LS 804 will be possible unless the sensors load calibration are adjusted Incorrect adjustment or no adjustment at all will unleash the ...

Страница 26: ...ink it is possible to check whether all necessary steps have been performed and completed for adjustment Figure 30 Adjustment status Adjustment completed Figure 31 Adjustment status Adjustment wrong Meaning of various flags 1 OK 0 not OK NullP Adjustment zero point Button 0 EndP Adjustment final point or adjustment with load Button Load Justage Done Completion of adjustment Button Save ...

Страница 27: ...d Regeltechnik 6 4 Limits K1 to K6 Accessing to the Limit set window will display the current settings in respect of switching points K1 to K6 for that particular limit set currently in use Figure 32 Limits Enable change with dig Inputs allows the disabling or enabling of the limit switching by means of digital inputs 1 8 ...

Страница 28: ...nd takeover of current limit set to the LS function Exiting of this menu without taking over the limit values Table 6 Buttons Limits Up to a total of eight limit sets can be defined under Limits Allocation of the contacts to the sensors takes place on flexible lines Depending on the allocation the contacts will open if overload conditions prevail Type Overload Ovl and or if underload conditions pr...

Страница 29: ...tical values Theoretical useful life D Useful life is entered in the Theoretical values field in respect of signals a to d as well as the starting values pertaining to actual useful life S Start value of the respective sensors The values are saved by pressing the button Runtime values The Runtime values field displays the following Mode RUN if one sensor is active Raise Lower i e the useful life w...

Страница 30: ... deleted and afterwards need to be recreated Saving the config txt and config bin files is performed by the user in the usual way Figure 34 Config It is possible to select a binary file by means of the button Datei auswählen Select file and to send it to the LS 804 by pressing the Send button A check is carried out of the device type and checksum of the binary file After the binary file has been s...

Страница 31: ... K1 to K6 The status of relays K1 to K6 as well as Error1 and Error2 is queried by means of the browser Chapter 6 1 Status information link Relay status The relay flags window that opens displays the status of the contacts corresponding to the settings specified in Chapter 6 4 Limits K1 to K6 Figure 35 Relay flags 0 closed 1 open Switching condition met in accordance with Chapter 6 4 ...

Страница 32: ... to light up red the error flags window can be opened by means of the browser Chapter 6 1 Status information link Error status Figure 36 Error Status 0 closed 1 open Error message Where a system error occurs all relays K1 to K6 and Error1 Error2 will be de energised Caution The LS 804 can only be returned to the operating state LED Run lights up green after the causes of failure have been eliminat...

Страница 33: ...ors Table 7 Examples of sensor errors 8 1 2 Error overview hardware failure adjustment errors Code Failure Remedy HW x8 Supply voltage s for sensors Sensor errors Check cable connection for short circuiting or rupture Check sensors Check supply voltages HW x3 Adjustment has not attained completion for sensor a and b or c and d Carry out adjustment Chapter 6 3 Adjustment HW x2 Adjustment has not at...

Страница 34: ...supply system can be displayed by pressing key V Exc H W F l a g s a 0 b 1 c 0 d 0 V E x c 0 V E x c E x i t Figure 38 Sensor error Sensor b display HW flags 8 3 Adjustment errors This type of error is caused by the device not having been adjusted or following deletion of an adjustment or as a result of the adjustment of sensors a to d not having been carried out or completed The error is identifi...

Страница 35: ...erroneous A d j u s t m e n t A d j u s t m e n t O K E x i t Figure 43 Adjustment free of errors 8 4 Communication errors Logic units L1 L2 This type of error is caused by faults occurring in communication with the logic units L1 L2 Ch1 Ch2 The error is identified by an error message SF 00 HW 00 S t a r t E R R O R C h 1 S F 0 0 H W 0 0 C h 2 S F 0 0 H W 0 0 R e s e t Figure 44 Communication erro...

Страница 36: ...0947 4 1 and 60947 5 1 60mW 50 W VA 100 000 switching cycles 10 mill switching cycles Screw terminal up to 1 5 Analogue outputs 2x current outputs max load OR 2x voltage outputs min load Connection terminals mA Ω V kΩ mm 4mA 20mA 500Ω 0V 10V 1kΩ Screw terminal up to 1 0 Digitale Schnittstellen Ethernet CAN RS485 RJ45 parameterisation 9 pole SUB D 9 pole SUB D Load spectrum recorders LSR Input valu...

Страница 37: ...ignal a b c d Ʃa b Ʃc d Ʃa d Analogue output 1 Analogue output 2 Adjustment adjustment Sensor a Sensor b Sensor c Sensor d Sensor characteristics Input sensitivity mV V oder mA Load calibration Zero load no entry Test load Limits switching points Term a b c d Type Ovl Unl Value Unit Delay ms K1 K2 K3 K4 K5 K6 Limit 1 Limit 2 Limit 3 Limit 4 Limit 5 Limit 6 Limit 7 Limit 8 LSR load spectrum recorde...

Страница 38: ...Manual Load Switch LS 804 Page 34 of 34 Subject to technical changes 06 2017 A S T Angewandte System Technik GmbH Mess und Regeltechnik 11 EC declaration of conformity ...

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