Benutzerhandbuch User Manual Signo 721.2/.3/.4
Contents
1. Preset 1 und 2 Change over contact max 250 VAC 30 VDC 5A Change over contact min 5 VAC 5 VDC 10 mA delay lt 10 ms Preset 1 und 2 PNP output 12 30 VDC max 50 mA for DC supply 12 24 VDC max 30 mA for AC supply 24 VDC max 50 mA for AC with switching power supply PNP output 12 30 VDC max 20 mA at DC supply 12 24 VDC max 20 mA at AC supply 24 VDC max 20 mA at AC with switching powersupply Unidirectional adding or subtracting directional input Differential operation add sub Summation Totalizing add add Phase discriminator single double or quadruple evaluation Reset Gate Hold Output Prescaler out Direction out Input Reset Gate Keylock Hold 155 HENGSTLER 7 Technical Data General design Protection Class ll IEC EN 61010 1 Pollution degree EMC Interference EN 61326 1 industrial environment immunity EMC Emission EN 61326 1 Class B 0 50 C EN 60 068 2 1 2 Ambient temperature 0 50 C in single row assembly Storage temperature Climate 40 C 93 rel hum class 4K4H EN 60 068 2 78 25 50 C 93 rel hum cyclic EN 60 068 2 38 Degree of protection Vibration resistance 10 m s 10 150 Hz EN 60 068 2 6 Shock resistance Resistence to chemicals Frontfoil nach DIN 42 115 2 Environment cond Safety Rules IEC EN 61 010 1 2 EN 50178 0 45 C with block assembly 20 65 C EN 60 068 2 1 2 IP 65 fr2. 2 3 or 4 The counter 0721 2 3 and 4 replaces the old counter 0712 1 They only differ as to their displays The counter is designed with completely new hardware Therefore the wiring of the plug type connectors changed as well For more information on these changes please see chapter 6 2 For the power supply has to be considered The connections for the DC supply are still 1 and 2 But they have been changed among each other New is that now 10 UB and 2 OV The AC power supply is connected to 9 and 10 Danger Under no circumstances the connector with the old wiring is allowed to be plugged to the new counter A wrong connection may lead to dangerous situations extensive material damage and the destroying of the counter HENGSTLER 136 6 Replacing the 0721 1 with 0721 2 3 or 4 There are different ways for connecting the control inputs For an optimum selection all needed control functions have to be considered There are now new combinations available which were not possible before There are also combinations which are not possible e g the prescaler output together with the keylock input If the buttons have to be locked this has to be done via the software The keylock input is only needed if the keylock has to be controlled from the outside The switch settings are replaced by the function codes which have to be programmed correspondingly see chapter 5 3 and chapter 6 3 The potentiometer settings are rep
3. Reset reset to 0 P 2 is the main Preset preselect value During unidirectional counting the counter will add up 119 HENGSTLER 5 Describtion of the counter or 2 Set reset to P 2 Signal 2 at 0 During unidirectional counting the counter will subtract Static dynamic Reset Static Reset Reset over the entire pulse width of the reset pulse l Dynamic Reset Reset via the active edge thereafter counter operation is possible independently of the pulse width of the reset pulse Decimal point The decimal point is only an optical reading aid on the display and does not change the value For example for a value of 1 pulse per cm the setting 0 00 makes it easier to read the value in m and cm Input damping Attenuation The inputs A and B are damped to 60 kHz Following maximum input frequencies are not to be exceeded Phasediscriminator single evaluation A and B each 30 kHz TTL 20 kHz Phasediscriminator double evaluation A and B each 30 kHz TTL 20 kHz Phasediscriminator quadruple evaluation A and B each 15 kHz TTL 20 kHz Unidirectional counting and directional input Input A 60 kHz TTL 20 kHz Differential counting summation totalizing Input A B 60 kHz in total TTL 20 kHz If mechanical contacts are triggered i e relays switches Reed contacts etc the input frequency has to be damped attenuated to 30 Hz so as to filter out bounce pulses If damping to 30 Hz is s
4. between 0 01 to 599 99 151 HENGSTLER 7 Technical Data 7 Technical Data General Display View angle Height of digits Supply voltage Current consumption Power consumption LCD reflective positively transflective black digits background illumination negatively transmissive red digits illumination 2 rows counter reading presettings 5 digits decimal point up to 4 decimals 12 o clock 1st row 12 0 mm 2nd row 6 0 mm SELV 12 30 VDC protected against polarity reversal SELV 24 VAC 50 60 Hz 10 115 230 VAC 50 60 Hz 10 100 240 VAC 50 60 Hz 10 12 30 VDC lt 200 mA 24 VAC lt 250 mA including sensor supply 115 230 VAC 50 60 Hz lt 50 mA incl sensor supply 100 240 VAC lt 80 mA incl sensor supply at 90 VAC lt 5W lt 8 W switch mode power supply HENGSTLER 152 7 Technical Data Duty cycle Overload protection Overload protection Relay output Sensor supply Storage of values Electrical connections Cable cross section Amplitude threshold Active edge 100 external fuse DC 0 16 AT IEC 127 DC 0 2 AT UL 198 24 VAC 315 mAT 230 VAC 32 mAT 115 VAC 63 mA T 100 240 VAC switch mode power supply 630mAT 250V G fuse plug external fuse 230 V 2 5 mA T 24 115 230 VAC AC operation 12 24 VDC load dependent max 50 mA 100 240 VAC switching power supply AC operation 24VDC 5 max 115 mA max capacitive
5. take the counter out of its packaging until you actually have to start your assembly and installation work Inspect the shipment for completeness and possible signs of transport damage immediately after receipt Maintenance and cleaning The counter does not require any maintenance The front side may be cleaned with commercially available household detergents 159 HENGSTLER 10 Malfunctions 10 Malfunctions Warning Danger of injuries due to improper fault correction Improper fault correction may cause serious damage or personal injury The machine plant manufacturer is responsible for the preparation of operating instructions or a description sta ting the potential errors and the appropriate corrective action as well as potential hazards and the behavior in the event of malfunctions This is dependent on the design concept and construction of the machine or plant The first step is to determine if the cause of an error or malfunction implies a possible fault of the counter HENGSTLER 160 10 Malfunctions Overview of Errors Error Display remains dark Counter does not count Incorrect counting Possible cause Machine plant not powered on Defective voltage supply Defective signal generator Counter does not receive any counting signals Adjusted to incorrect mode of operation F1 Single channel directional input differential counting phase discriminator Incorrect adjustment of PNP NPN logic
6. 0721 2 3 4 6 2 Changes on wiring at the plug type connectors 6 3 Changes on the switch and potentiometer settings 110 112 113 113 114 116 118 118 123 126 128 136 136 138 150 HENGSTLER 86 Table of Contents 10 11 12 13 14 Technical Data Transport Packaging Storage Maintenance and cleaning Malfunctions Spare Parts Dismantling and Disposal Ordering Information Accessories 152 159 159 160 163 163 164 166 87 HENGSTLER 1 General Information 1 General Information 1 1 Information about the Operating Instructions These operating instructions provide important information about the handling of the counter To ensure safe operation it is vital that the safety information and instructions are strictly observed The counter has been designed for industrial use and for installation in machinery or industrial plants The manufacturer of the machine plant in which the counter is used has to ensure that the function of the coun ter is properly described in the Operating Instructions of the machine or plant and that the description is in ac cordance with manufacturer s programming functions The manufacturer s safety rules shall be applicable In addition the regulations concerning the prevention of accidents and general safety information shall be adhe red to Before starting any work on the machine plant the operating instructions and in par
7. 30 F35 F36 2 PSC out 15 Prescaler output 6 F20 0 16 not used 149 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 3 Changes on switch and potentiometersettings Switches Function 0721 1xx Functions codes Comment see chapter 5 3 1 Input npn pnp iS Beate F1 0 3 5 Gate is available at Input B C or application input 2 Gate at licat t aca ad oder Function codes F1 or F20 have to be programmed cor F20 3 respondingly 3 Hold at the application F1 2 oder Hold is available at Input B or application input Func input F20 5 tion codes F1 or F20 have to be programmed corres pondingly a Damping 5 kHz 30 Hz F4 new 60 kHz 30 Hz see techn data chapter 7 Auswahl mit With the function codes F30 F35 reset presets presca 5 Lock keyboard t EA aba F30 F35 ler and correction values can be locked seperately With pag S F36 it is programmed wether the locking is total or 6 Keyboard lock Key 1 dus Tape corresponding to the aplication input 7 Keyboard lock Key 2 HENGSTLER 150 6 Replacing the 0721 1 with 0721 2 3 or 4 8 Automatic reset F5 The setting of both switches are replaced by the set tingof F5 9 Reset Set Potentiometer Signal time out 2 setting to F7 and F8 With F7 and F8 a monostabil or bistabile output signal Signal times can be selected lf a monostabil signal is selected see ans Ms Gr bistable see chapter 4 3 chapter 2 3 the signal times have to be set
8. Benutzerhandbuch Vorwahlz hler User Manual Preset Counter Signo 721 2 3 4 Sach Nr 2 721 205 10 2009 Deutsch Originalsprache Part No 2 721 205 10 2009 Original language German English translated from German HENGSTLER Table of Contents General Information 88 1 1 Information about the Operating Instructions 88 1 2 Explanation of symbols 90 1 2 Limitation of Liability 91 1 4 Copyright protection 92 1 5 Guarantee conditions 92 1 6 Customer Service 92 Safety 93 2 1 Intended Use Proper Use 93 2 2 Assembly connecting programming 94 2 3 Responsibilities of the machine plant manufacturer and operator 97 2 4 Staff related requirements 98 2 5 Special hazards 99 2 6 Safety devices 101 Setup and Operation 102 3 1 Dimension Sheet Counter Installation 103 3 2 Connecting the Counter 104 3 3 Display 108 85 HENGSTLER Table of Contents 3 4 Keyboard functions 3 5 Overview of Operating Elements 4 Programming presets correction values prescaler and signal times 4 1 Overview of programming the presets correction values and prescaler 4 2 Programming presets correction values and prescaler 4 3 Programming the signal times 5 Description of the Pulse Counter 5 1 Description of the Pulse Counter 5 2 Signal diagrams counter input signals 5 3 Signal diagrams counter output signals 5 4 Programming the counter function codes 6 Replacing the 0721 1 with 0721 2 3 4 6 1 Replacing the 0721 1 with
9. Channel B Input C Reset dynamic Counter reading single 1 i2 14 5 4 0 i Evaluat F2 0 f Counter reading double 1 2 3 4 6 7 8 9 8 Hg 0 i 1 2 Evaluat F2 1 i f i Counter teading 1 2 3 415 6 7 89 1011 12 13 14 15 16 17 17 16 15114 1310 1 2 3 4 guad ruple Evaluat F2 2 125 HENGSTLER 5 Describtion of the counter 5 3 Signal Diagrams Output signals Output signals monostable Coincidence signals P 1 F7 P 2 F8 monostable Preset 0 Preset 1 m 2 Reset Counter reading Signal time P 1 Relay P 2 Relay Signal time P 1 electronic i Signal itime P 2 electronic HENGSTLER 126 5 Describtion of the counter Output signals bistable Coincidence signal time P 1 F7 P 2 F8 bistable Preset 0 Preset 1 laa 2 Reset Counter reading bistable P 1 Relay bistable P 2 Relay bistable P 1 electronic bistable P 2 electronic 127 HENGSTLER 5 Describtion of the counter 5 4 Programming the Counter Function Codes Programming Mode Change Function EJ KE Setting Keep pressed and simulta neously turn Voltage On Alternative display of the function codes Change Return to Display Mode and save the to next function set function values The function codes are displayed as text in row 1 By pressing both keys simultaneously you can change to the numerical display F 0 to F 35 After pressing these keys once a
10. and input level High level does not exceed the upper amplitude threshold low level does not fall below the lower ampli tude threshold Continuous reset signal is applied Continuous gate signal is applied To be corrected by Operator Qualified electrician Skilled personnel Skilled personnel Skilled personnel Qualified electrician Qualified electrician Qualified electrician 161 HENGSTLER 10 Malfunctions Incorrect counting Prescaler value is not correct Ski Phase discriminator Sk edge evaluation not correctly adjusted F2 Keyboard Reset not possible Ski Presetting not possible Ski Prescaler adjustment not possible Ski Signal 1 or 2 not received Ski ed personnel ed personnel ed personnel ed personnel ed personnell ed personnell ed personnell ed personnell HENGSTLER 162 11 Spare Parts 12 Dismantling and Disposal 11 Spare Parts Warning Danger due to faulty spare parts The use of incorrect or faulty spare parts may cause damage malfunction or even total breakdown and safety hazards Therefore please make sure only to use the original spare parts provided by the manufacturer The counter may only be opened by the manufacturer Exclusively outer components are available as spare parts The order numbers are given in Chapter 13 12 Dismantling and Disposal After reaching the end of its useful life the counter has to be disposed of or recycle
11. ays The first programmable value is always the preset the preset 1 113 HENGSTLER 4 Programming the presets correction values and prescaler 4 2 Programming presets correction value and prescaler By pressing the E button you get to the setting of presets correction value and prescaler With every pressing of the E button you will get to the next settable value If passed through all values the next pressing of the E but ton saves all values and the counter returns to the display mode In the programming mode the selected digit can be changed by using the SHIFT button Each time pressing the shift button the digit one to the left is selected With the UP button the value of the selected digit is raised by one Presets and correction values can be positive or negative The prescaler value can only be positive If the fifth digit is changed from 9 to 0 the leading sign is changed If presets correction values or prescaler are locked with F31 F36 these will not be shown When setting the correction value first the counting value is on the display This value can be changed and will be saved when returning to the display mode When leaving the programming mode presets and correction value will be checked if the set values are able to reach This is necessary as with a prescaler gt 1 not all values can be reached Presets and correction values will be rounded to the next available value If in the programming mode no b
12. ce repair and operation of the machine plant Disclosure of these operating instructions to any third parties shall not be permissible without the prior written consent of the manufacturer The data and information stated here including text drawings images and other illustrations are protected by copyrights and subject to industrial property rights Any misuse of such information shall be subject to prosecution Guarantee conditions Our guarantee conditions are available for download from our homepage at www hengstler com DOWNLOAD General Terms amp Delivery Terms Customer Service Our customer service is available to provide technical information and assistance for our customers Detailed in formation on your responsible contact partner is given on our homepage www hengstler com under Contact and Directions HENGSTLER 92 2 Safety 2 1 Safety This section provides an overview of all the important safety relevant aspects to ensure best possible protection of the operating personnel as well as safe and trouble free operation Non adherence to the instructions given in this manual may result in considerable safety hazards Intended Use Proper Use The counter is exclusively designed and constructed for the intended use and purposes described here The counter serves together with a corresponding encoder for the counting of piece numbers lengths flow rates as well as for the controlling and monitoring of machiner
13. ce and repair work shall only be carried out by skilled and trained personnel 2 4 Staff related requirements Warning Danger of personal injuries if handled by insufficiently qualified staff Improper handling may cause severe personal injuries and damage to property e Actions requiring special skills have to be carried out only by the personnel designated in the appropriate sections of these instructions e Keep unqualified personnel away from hazard areas HENGSTLER 98 2 Safety The following staff qualification requirements have been defined for the various scopes of activities e Instructed personnel These persons have been instructed by the operator with regard to the tasks assigned and the potential hazards caused by improper handling e Skilled personnel Due to their educational and professional skills know how and experience as well as due to their knowledge of the relevant regulations these persons are capable of executing their assigned tasks and recognize poten tial hazards independently e Skilled and trained electricians Due to their educational and professional skills know how and experience and due to their knowledge of the relevant regulations in the field of electrical engineering these persons are capable of executing electrical work and recognizing potential hazards independently 2 5 Special hazards This section indicates certain residual risks which may arise as a result of the risk ass
14. d this may also affect the Preset values which may have to be chan ged accordingly Adjusting range 0 0001 to 9 9999 The Prescaler is used for example to convert counter pulses into meaningful units to adapt the units of measurements e g cm pulses to inch pulses or to compensate for worn measu ring wheels 118 5 Describtion of the counter Formula PSC Desired nominal display number of pulses Example Flowmeter 173 pulses per100 liters display in liters PSC 100 173 0 5780 Example 1 pulse per cm display in inch PSC 1 2 54 0 3937 Display 2nd row Counter and control inputs In display mode the second display line is not used In the programming mode the function codes presets correction values prescaler or signal times which are programmed in the first display line are shown in the 2nd display line The counter is fitted with 3 counter and control inputs and in addition with an application input see below These inputs are assigned various counter or control functions by means of function code settings Input logic The input logic can be programmed to NPN or PNP each at the 8V level or TTL level see Technical Data for the switching threshold Reset Set Manual setting via keys lockable Electronic setting via control input and or application input Automatic programming after reaching the main Preset Depending on the function code the counter is 1
15. d Operation 3 Setup and Operation 1 Display 2 Operating keys 3 Flat gasket 4 Bracket 5 Enclosure 1 9 6 Plug for DC or sensor supply Electronic inputs and outputs 7 Connection terminal AC supply and relay contacts 8 Circuit diagram HENGSTLER 102 48 3 Setup and Operation 3 1 Dimension Sheet Installation of Multifunction Counter 18 110 BE 45 03 Y signo 721 HENGSTLER l gt u Sl HOQ E L 7 terminal bracket Front panel cutout 103 HENGSTLER 3 Setup and Operation 3 2 Connecting the Counter 2 721 209 1 Sensor 12 24VDC 2721 212 4 6 max50mA Out Rel 1 1 DC SUPPLY ext Fuse aut Rel 1 1 6 2 ae VDC GA 1 5 2 ov 30VDC 5A 4 5 250VAC 5A 250VAC 5A 3 max 250V 1 A 3 Input A max 250V 4 4 Input A 4 Input B 1 3 4 Input B Out Rel 2 1 3 Out Rel 2 5 1 c 30VDC 5A 1 2 5 inpute avoe SA 1 A 6 nput ER 11 A 250VAC 5A x Application i t outp 6 Application input outp rn 1 1 nen 7 OUT1_Tr 12 24VDC 30mA AC Supply 10 a 7 OUTA _Tr 12 30VDC 50mA nc 10 p 8 OUT2_Tr 12 24VDC 30ma amp Xtern Fuse Q 8 OUT2_Tr 12 30VDC 50mA nc 9 M VDC 2 relays 2 transistors VAC Transformer 2 relays 2 transistors HENGSTLER 104 3 Setup and Operation 2 721 206 1 DC SUPPLY ext Fuse nc 16 2 ov nc15 3 Input A NC 1 4 4 Input B Out Rel 2 1 3 5 input ura 6 Application input outp nr 1 1 7 Ne
16. d according to the applicable environmental protection rules 163 HENGSTLER 13 Ordering Information 13 Ordering Information Display presets 12 30 VDC 24 VAC 100 240 VAC 115 AC 230 AC LCD transmissive red neg 1 0 721 201 0 721 209 0 721 202 LCD transmissive red neg 2 0 721 205 0 721 210 0 721 206 LCD reflective 1 0 721 301 0 721 309 0 721 302 0 721 332 0 721 336 LCD reflective 2 0 721 305 0 721 310 0 721 306 0 721 342 0 721 346 LCD transflective neg white 1 0 721 401 0 721 409 0 721 402 LCD transflective neg white 2 0 721 405 0 721 410 0 721 406 Reflective black digits on a bright reflecting background Positively transflective black digits on an illuminated background Negatively transmissive red illuminated digits on a black background HENGSTLER 164 14 Accessories 14 Accessories Adapter front panel Protection cover Bracket Order no 1 405 675 1 405 676 1 405 679 2 772 052 1 721 004 Dimensions 60 x 75 mm 72x 72mm 125 x 60 mm 48 x 48 mm Front panel cutout 55x55 mm 68x68 mm 106 x 55 mm for installation of 2 counters 48 x 48 165 HENGSTLER Version 1 200712 HENGSTLER Hengstler GmbH Uhlandstr 49 78554 Aldingen Telefon 49 0 7424 890 info hengstler com www hengstler com
17. elected all inputs can be used with 30 Hz HENGSTLER 120 5 Describtion of the counter To reach these values the amplitude thresholds are to be hold See technical data chapter 7 The counter operates in the coincidence mode i e output signals are activated after reaching the appropriate Preset value for the programmed period of time P 1 and P 2 are available as relay changeover contacts and electronic output signals PNP If a signal is active this will be shown on the LCD display Signals Signal times 1 bistable Cleared by electronic or manual reset P 1 bistable additionally cleared by signal 2 Attention Signal 2 must not be bistable for automatic reset 2 monostabil Signal times can be programmed between 0 01s und 599 99s see chapter 4 3 Correction value By selecting the menu item Correction the current counter value can be corrected or changed to every possible value Application Input 6 different functions can be assigned to the application input output Note that only one of Output these functions can be selected Outputs Prescaler output directional output Input Reset Gate Keylock Hold 121 HENGSTLER 5 Describtion of the counter Prescaler output The prescaler output is an application output With each increase of the counter reading the number of output pulses corresponds to the respective number of increments The pulse length o
18. essment The safety information and warnings given here and in the following chapters of these instructions have to be observed in order to reduce any health hazards and avoid hazardous situations 99 HENGSTLER 2 Safety N Danger Lethal hazard of shock current and electric shock Any contact with hazardous live components presents a direct lethal hazard Da mages of the insulation or individual components present a potential lethal hazard In the event of any damage to the insulation immediately disconnect the voltage supply and initiate the appropriate repair work Any work on the electrical plant has to be carried out by skilled and trained electricians only Before commeneing your work on the electrical system disconnect it from the mains supply and check that it no longer carries any live voltages Prior to conducting any maintenance cleaning or repair work disconnect the mains supply and secure it against inadvertent switching on e Do not short circuit or make fuses inoperable HENGSTLER 100 2 Safety 2 6 Safety devices Warning Lethal hazard by non functional safety devices Safety devices are provided to ensure a maximum of operational safety The counter itself does not include any installed safety devices These safety devices have to be attached externally Protect the electrical supply of the counter by means of external fuses see Chapter 7 Technical Data 101 HENGSTLER 3 Setup an
19. f the prescaler output corresponds to a frequency of1 5 kHz When using the prescaler output the max count frequency is F max 1500 PSC So it is possible that the maximum input frequency can not be reached Application Keylock o Dur Tip All keyboard functions can be locked latched individually Reset Preset 1 Preset 2 Prescaler correction value Lock mode complete keylock or Keylock depending on keylock input application input 1 After setting up the system lock all the keyboard functions that are not allowed to be changed by the user HENGSTLER 122 5 Describtion of the counter 5 2 Signal Diagrams Input signals PNP Logic Unidirectional counting F1 C G r Input A Counter Input Input B Gate Input C i i i i Tr Reset i i i i i i Counter reading 4 i2 3 3 i4 so 4 Directional input F1 C d r Counter Input Input B Directional input Input C Reset i i i i Counter reading 4 2 3 2 3 4 o 1 123 HENGSTLER 5 Describtion of the counter Differential input F1 A S r Input A Adding Input B Subtracting Input C Reset i i i i Counter reading 4 2 3 2 4 2 o 4 Summation totalizer input F1 A A r Input A Adding i F l i Input B Adding Input C Reset Counter reading 4 2 HENGSTLER 124 5 Describtion of the counter Phase discriminator F1 QUAd r Change of rotating direction Channel A
20. gain the number of the selectable options will be displayed in addition This setting will be stored HENGSTLER 128 5 Describtion of the counter Functions Display c Display code Row 1 Function lo Row 2 Factory FO FESEEL Setting 0 Ita No Function Defaults All Function Codes are set to 1 4E5 the values marked with Input A Input B Input C F1 EDURRE Z hlbe o GHDH D Count Inpt Gate Rese ae triebsart BO dL N 1 HHHH Count Inpt Direction Rese Input 2 H H H Count Inpt Hold Rese 3 HEH G Count Inpt Direction Gate 4 RESSA Adding Input Rese 5 H b G Adding Subtracting Gate 129 HENGSTLER 5 Describtion of the counter 6 RAST 7 SuAd T 8 HUHd L F2 Sud o Edge FE EEE E eared ace rane nares apa varity a Gi erage aay Seed T Evaluation 2 Quadrat evaluation EEE 2 U Quadruple evaluation e PNP NPN 0 HBH H NPN 8 V Level Logic a r EI ET HENGSTLER 130 5 Describtion of the counter F4 F5 ln HEC YEREL Input damping Attenu ation Set Reset Mode Dynam static Re set TH ECH CER U l en a i sashes os 6 ee a o SEAt l N or PNP TTL Level 30 Hz damping e g for mechanical contacts F max see chapter 4 and 7 Reset to 0 Automatic reset to Preset 2 after reaching O Static reset reset as long as the signal is applied Dynamic Reset ready to count after reset even if reset signal is applied for a longer
21. laced by setting the function codes F7 and F8 to bistabil and mono stabil see chapter 5 3 and if needed the programming of the signal times see chapter 4 3 The handling of the counter by the operator of the machine doesn t change 137 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 2 Changes on wiring at the plug type connectors 6 2 1 Version 1 Preset with relay output 0 721 101 0 721 201 07213xx reflective 0 721 102 0 721 202 07214xx backlighted 0 721 109 0 721 202 0 721 121 0 721 201 0 721 122 0 721 202 Power supply 1 Power supply 2 DC or AC DC suppl OV AC suppl 9 2 Power supply 1 DC suppl Ub AC suppl 10 HENGSTLER 138 6 Replacing the 0721 1 with 0721 2 3 or 4 3 not used 4 not used 5 not used Relay 6 Normally closed 12 7 Center contact 11 8 Normally open US Sensor supply 9 0 V sensor supply 2 10 24 VDC sensor supply 1 Control inputs 11 Count input 3 F1 0 1 2 3 4 5 6 12 Reset 5 F1 0 1 2 4 6 Reset at application input 6 F20 2 13 Application input as Gate 4 F1 0 5 FlI 3 5 6 F20 3 As Hold 4 F1 2 139 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 F20 5 as directional input Up Down 4 F1 1 3 14 Keylock 6 F20 4 select in F30 F35 F36 2 PSC output 15 Prescaler output 6 F20 0 16 not used HENGSTLER 140 6 Replacing the 0721 1 with 0721 2 3 or 4 6 2 2 Version 1 Preset with transistor o
22. load 470 uF NV memory gt 10 years Plug in screw type connections Terminals 1 1 5 mm2 with wire end sleeves lt 2Vand gt 8Vor lt 1Vand gt 4Vat ITL level amplitude max 40 VDC programmable positive for PNP input negativ for NPN input 153 HENGSTLER 7 Technical Data Pulse form any desired form at max frequency square 1 1 Input resistance Clock frequency A Pulse duration min Prescaler Reset manual reset via keyboard Display and Preset Range Signal times approx 10 kOhm max 60 kHz TTL 20 kHz single channel counting max 60 kHz TTL 20 kHz Differential counting and totalizing channel A B together max 30 kHz TTL 20 kHz phase discriminator single or double evaluation max 15 kHz TTL 15 kHz phase discriminator quadruple evaluation damped attenuated 30 Hz gt Please pay attention to graphics on page 158 17 ms 30 Hz 8 us 60 kHz 0 0001 9 9999 external reset via static or dynamic programming pulse length min 5 ms automatic reset after reaching Preselect 2 No pulse losses at max counter frequency due to automatic reset function via application input programmable 99 999 up to 99 999 0 01 s to 599 99 s or bistable programming tolerance 10 ms HENGSTLER 154 7 Technical Data Relay Output Transistor Output Application Output Counter Counter mode of opera tion Input A B Control Input Application Input Output
23. nc 10 8 OUT2_Tr 12 30VDC 50mA NG Q VDC 1 relay 1 transistor N S 12 24VDC Sire ensor 12 1 max50mA ng 16 2 ov nc 15 3 Input A NC 1 4 4 Input B Out Rel 2 1 5 Input C ar 1 2 max 250V 6 Application input outp 1 1 T nc AC Supply 1 0 8 OUT2_Tr 12 24VDC 30mAa extern Fuse Q_ DA VAC Transformer 1 relay 1 transistor 105 HENGSTLER 3 Setup and Operation Same 2 721 213 ensor 1 max 115mA Out Rel 1 io 2 ov en 3 Input A an 1 4 4 Input B Out Rel 2 1 3 5 input en 124 6 Application input output SON 1 1 T OUT1_Tr 12 24VDC 50mA AC Supply 10 100 240V z 8 OUT2_Tr 24VDC 50mA extern Fuse J E VAC switching power supply 2 relays 2 transistors 1 Sensor 24VDC max 115 mA 2 ov 3 Input A 4 Input B 5 Input C 6 Application input output T Ne 8 OUT2_Tr 24VDC 50mA 2 721 208 nc 16 nc 15 nc 14 Out Rel 2 1 an 250VAG ISA A max 250V 11 AC Supply 10 100 240V extern Fuse I A VAC switching power supply 1 relay 1 transistor HENGSTLER 3 Setup and Operation 30 The plug has to be disconnected from the counter before the cables are fastened by means of screws or screw type terminals Caution It is not allowed to contact the encoder to a direct current line voltage without protective circuit for EMC For cable lenths gt 30 m a protective circuit is always necessary When programming the input level to TTL an additional protective circuit is nece
24. nd 14 95 HENGSTLER 2 Safety e It has to be ensured that during transient processes approx 2 s till the display test disappears and power down processes no counting pulses or control signals are applied to ensure that misinterpretations of the logic do not happen After an unplanned power drop adequate actions may be necessary E g Going back to the reference point If the supply voltage drops below 9 V when switching off the device or due a power breakdown all outputs are switched off immediately Gefahr A Der Hersteller der Steuerung Anlage hat sicherzustellen dass sich hieraus keine Risiken ergeben e The machine plant manufacturer shall be responsible for the preparation of operating instructions plant description including the following o Description of functions according to the programming of the counter o Description of the settings to be adjusted by the machine plant operator o Information concerning the occupational safety requirements and possible hazards arising from the operation of the machine plant HENGSTLER 96 2 Safety 2 3 Responsibilities of the machine plant manufacturer and operator Counters are designed for installation in machines plants Therefore the manufacturer and operator of the machine plant are subject to the legal obligations concerning occupational safety and health Besides the safety notes given in these operating instructions the relevant rules and regulatio
25. ne relay only one signal time is possible to set Pressing UP and R button at the same time the value is set to zero HENGSTLER 116 4 Programming the presets correction values and prescaler Pressed at the same Time Power on Selecting digit blinking Raise value by one l Changing to the next sig nal time or save return to display mode Signal time 2 117 HENGSTLER 5 Describtion of the counter 5 1 Describtion of the counter Factory Setting Defaults Sets all the function codes to the factory settings i e all codes designated with Counter mode The following counter modes can be selected Unidirectional counting adding or subtracting Unidirectional counting with directional input Differential counting summation totalizing or phase discriminator quad with single double or quadruple evaluation Prescaler HENGSTLER The Prescaler is a multiplier Each input pulse is multiplied by the adjusted factor The display shows integers only After a reset the counter is completely reset to 0 this also includes the non visible value of lt 1 At a prescaler of gt 1 not all the values are selectable If invalid Preset values are selected the counter will round them up to the next possible value Example PSC cannot select reach Preset value 7 In this case the counter automatically changes the Preset value to 10 If the Prescaler is change
26. ns concerning safety and the prevention of accidents and the applicable environmental requirements have to be met In particular The machine plant manufacturer shall be obligated to ensure that all the requirements mentioned in Section 2 2 be fulfilled during the assembly connection and programming The operator shall obtain all the required information about the applicable occupational safety rules In addition the operator shall be obligated to prepare a risk assessment of possible hazards that may arise due to the special working conditions at the place of installation of the machine plant This risk assessment shall be documented in the form of operating instructions for the machine plant Throughout the entire operating time of the machine plant the operator shall be obligated to check if the operating instructions prepared are in accordance with the latest status of requirements and if required make the appropriate adjustments The operator shall ensure that all staff members who are involved in the machine plant operation have read and fully understood these instructions Moreover the operator shall be obligated to train the operating per sonnel at regular intervals and inform them about any potential hazards 97 HENGSTLER 2 Safety e The operator shall ensure that the operation and cleaning of the machine plant is exclusively carried out by skilled and trained personnel e The operator shall ensure that all maintenan
27. ntact 11 8 Normally open 13 Sensor supply g 0 V sensor supply 2 10 24 VDC sensor supply 1 Control inputs 11 Count input 3 F1 0 1 2 3 4 5 6 12 Reset 5 F1 0 1 2 4 6 Reset at application input 6 F20 2 13 Application input as Gate 4 F1 0 5 FI 3 5 6 F20 3 As Hold 4 Fl 2 6 F20 5 145 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 as directional input Up Down 4 Fl 1 3 14 Keylock 6 F20 4 select inF30 F35 F36 2 PSC output 15 Prescaler output 6 F20 0 16 not used HENGSTLER 146 6 Replacing the 0721 1 with 0721 2 3 or 4 6 2 4 Version 2 Presets with transistor output 0721 107 0721 108 0 721 205 0 721 206 07213xx reflectiv 07214xx backlighted Power supply DC or AC Transistor output 1 1 Power supply 2 DC suppl OV AC suppl 9 2 Power supply 1 DC suppl Ub AC supply 10 not used 4 Out 1 Transistor 7 3 ov 2 147 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 not used Transistor output2 7 Out 2 Transistor 8 8 OV 2 Sensor supply 9 0 V Sensorsupply 2 10 24 VDC Sensorsupply 1 Control inputs 11 count input 3 F1 0 1 2 3 4 5 6 12 Reset 5 F1 0 1 2 4 6 Reset at application input 6 F20 2 13 Application input as Gate 4 F1 0 5 F1 3 5 6 F20 3 As Hold 4 Fl 2 6 F20 5 as directional input Up Down 4 Fl 1 3 HENGSTLER 148 6 Replacing the 0721 1 with 0721 2 3 or 4 14 Keylock 6 F20 4 select in F
28. ont side EN 60529 IP 20 terminals 100 m s2 18 ms IEC 60 068 2 27 HENGSTLER 156 7 Technical Data Approvals UL CSA File E 338 588 RoHS compliant Reach compliant Mechanical Data Dimensions 48 mm x 48 mm x 118 mm installation depth 110 mm DIN 43700 Installation Front panel installation with tenter frame Front panel thickness max 11 mm Front panel cutout 45 mm x 45 mm 0 3 mm Weight approx 200 g not yet available For cable length gt 30 m for connection to a DC supply network and input level TTL and additional protection circuit is neccessary XX 157 HENGSTLER 7 Technical Data Counting frequency according to signal voltage Tico 77x 80 70 60 50 40 30 20 Counting Frequency kHz 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Signal Voltage V The counting frequencies were determined by using a signal generator with an output resistance of 50 Q HENGSTLER 158 8 Transport Packaging Storage 9 Maintenance and cleaning 8 6 L Transport Packaging Storage Note Damage may be caused by improper transport Improper transport may cause considerable damage Do not remove the packaging before assembly and installation The packaging offers ideal protection against mechanical damage and loss of single parts such as the plugs or operating instructions Therefore do not
29. pressing of the ENTER Button you will get to the next value For setting the presets prescaler and correction values Which each When using the SHIFT Button while setting the values the next digit to the left is selected When using the UP Button while programming the value is raised by one When pressing the UP Button and the RESET Button at once the value is reset In the setting menu the current value is set to O and the prescaler to 1 0000 When in the programming mode for function codes by pressing these two buttons you can switch between text and numerical display 111 HENGSTLER 3 Setup and Operation 3 5 Overview of Operating Elements Display Mode Programming Mode Programming Mode preset value correction value Prescaler 12345 Reset E shift at power on Function Parameter E up at power on Signal times Function parameters Operat Mode Decimal piont Set Reset Mode Output signals Applic Input Output many other function parameters Count frequency Reset Behavior Keylock npn pnp selection HENGSTLER 112 4 Programming the presets correction values and prescaler 4 1 Overview of programming the presets correction values and prescaler Counter with preset Counter with 2 presets Prescaler Prescaler Correction value Correction value Entering value Entering value The first programmable value is alw
30. ssary We recommend the installation in a metallic environment 107 HENGSTLER 3 Setup and Operation 3 3 Display After switching on all segments and characters are illuminated for approx 2 seconds then the display changes over to the Display or Programming Mode The display is available in three different versions Reflective black digits on a bright reflecting background Positively transflective black digits on an illuminated background Negatively transmissive red illuminated digits on a black background Currently not available HENGSTLER 108 3 Setup and Operation OT u am am A AD A Pr the Display mode R reading In the Programming mode Function code user time preset value prescaler correction value n the Display mode IR G not visible In the Programming mode FOO 10 10 0 ne I U L U Im Im l In en code from Preset active Overflow 1 Preset Preset active 2 Presets 109 HENGSTLER 3 Setup and Operation 3 4 Keyboard functions Signo 721 is equipped with four keys Enter Button SHIFT Button UP Button Reset Button These keys are assigned different context dependent functions If pressed together with POWER ON keep keys pressed and switch on the device KS E B Programming function codes Programming mono time HENGSTLER 110 3 Setup and Operation During Operation E
31. t contact HENGSTLER 94 2 Safety To ensure proper protection of terminals against hand contact make sure that the live conductors are properly connected to the terminals Do not establish any connections with non allocated NC terminals Counters may only be operated in a properly installed condition If safe operation seems to be impaired make the counter inoperable and secure it against inadvertent operation The installation and wiring environment has considerable impact on the electromagnetic compatibility of the counter Therefore electromagnetic compatibility of the entire plant has to be ensured during the installation The fabricator of these complete units or systems takes responsibility for conforming to theCE Directive In areas presenting the risk of ESD electrostatic discharge make sure to use ESD protected plugs and switches during the installation n n n n If the functions prescaler input preset input correction value and key reset are not allowed to be used by the machine plant operator access to these functions must be blocked for machine operators Depending on the machine plant design or concept non permissible input may impair the operational safety and function of the machine or plant In oily environments a delamination of the front sheet is possible Therewith the tightness of the counter may be affected We suggest to use a protection cover as a countermeasure see chapter 7 9 a
32. ticular the Safety chapter and the respective safety information must be fully read and considered These operating instructions are an integral part of the product and must be maintained in the direct vicinity of the machine plant and in a place that is readily accessible for the operating staff HENGSTLER 88 1 General Information These operating instructions contain important information concerning the installation connection and program ming of the counter Description of the programming sequence Programming of the function codes Programming of the signal times Programming of the presettings Programming of the prescaleer Before starting to run the machine plant is in operation all functions that are not allowed to be changed by the operator have to be blocked Vi The executed programming functions have to be documented The counter 0721 2xx 0721 3xx und 0721 4xx are designed to replace the counter 0721 1xx See chapter 6 89 HENGSTLER 1 General Information 1 2 Explanation of symbols Warnings The warnings in these operating instructions are designated by symbols Signal words at the beginning of the warnings indicate the severity of a safety hazard These notes have to be observed by all means and all actions have to be taken with utmost care so as to prevent any accidents or damage or personal injury Danger A This warning indicates a direct safety hazard which may lead to serious inj
33. time 131 HENGSTLER 5 Describtion of the counter F7 Shre ed re l 0 d GSAbL Disabled No output signal 2 Mona Monostable setting 0 599 99 s F8 EHESEB oo 0 d SAbL Disabled No output signal Bistable Reset 1 bi SER Cannot be used in conjunction with automatic Reset 2 Monostable HONO setting 0 599 99 s F9 dPo aink Derimal o H No decimal point point 1 MI 1 decimal place 2 AT 2 decimal places HENGSTLER 132 5 Describtion of the counter F20 F30 APL IRF Applica re 5 r Input Output Lock Reset key 3 D D D D G o DBL auk S BER on E ren noe 2 ae a ie ae 6 oe E es o unLoc 4 decimal places Prescaler output Hold input display lock Enable keyboard reset 133 HENGSTLER 5 Describtion of the counter 1 L oc Keyboard reset locked F32 Pi Lar E Pre gr unteac P1 Setting enabled 1 Lac Pl Setting locked F33 Pe Loc U unloc P2Setting enabled ESKI E set 2 1 Lac P2 Setting locked F34 D b E H oc 0 un H ac PSC setting enabled Lock Prescaler 1 Lac PSC Setting locked F35 Cnr L nrc Lock 0 unloc Correction value setting enabled COMECON Nee es A A a a a A a O R A value setting 1 Loc Correction value setting locked HENGSTLER 134 5 Describtion of the counter F36 U L nrc d Completely locked Lock depends on i inPlac Keylock Input 135 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 1 Replacing the 0721 1 with 0721
34. uries or even death if preventative action is not taken A Warning This warning indicates a possible safety hazard which may lead to serious injuries or even death if preventative action is not taken Caution A This warning indicates a possible safety hazard which may lead to minor damage or injuries if preventative action is not taken HENGSTLER 90 1 General Information L 1 3 Note This symbol indicates a potentially hazardous situation which may lead to damage to property or to the environment if preventative action is not taken Tips and recommendations This symbol is used to point out to useful tips and recommendations and informa tion ensuring efficient and trouble free operation Limitation of Liability The information and notes contained in these operating instructions were gathered in accordance with the appli cable standards and regulations the state of the art as well our long standing experience and know how The manufacturer shall not assume any liability for damage caused by Non adherence to the operating instructions Improper use Employment of unskilled or untrained personnel Makeshift changes or manipulation Opening of the multifunction counter 91 HENGSTLER 1 General Information 1 4 O 11 5 1 6 Copyright protection The operating instructions must be treated confidentially and used exclusively by the personnel responsible for the setup maintenan
35. utput 0721 103 0721 104 0 721 201 0 721 202 07213xx reflectiv 07214xx backlighted Power supply DC or AC 1 Power supply DC suppl OV AC suppl 2 Power supply DC Vers Ub AC suppl not used 10 not used OV 141 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 not used Transistor output 7 Out Transistor 8 8 OV 2 Sensor supply 9 O V sensor supply 2 10 24 VDC sensor supply 1 Control inputs 11 count input 3 F1 0 1 2 3 4 5 6 12 Reset 5 F1 0 1 2 4 6 Reset at application input 6 F20 2 13 Application input as Gate 4 F1 0 5 F1 3 5 6 F20 3 As Hold 4 Fl 2 6 F20 5 as directional input Up Down 4 Fl 1 3 HENGSTLER 142 6 Replacing the 0721 1 with 0721 2 3 or 4 14 Keylock 6 F20 4 select in F30 F35 F36 2 PSC output 15 Prescaler output 6 F20 0 16 not used 143 HENGSTLER 6 Replacing the 0721 1 with 0721 2 3 or 4 6 2 3 Version 2 Presets with relay output 0721 105 0721 205 07213xx reflective 0 721 106 0 721 206 07214xx backlighted 0 721 110 0 721 210 0 721 125 0 721 205 0 721 126 0 721 206 Power supply 1 Power supply 2 DC or AC DC suppl OV AC suppl g 2 Power supply 1 DC suppl Ub AC suppl 10 3 not used HENGSTLER 144 6 Replacing the 0721 1 with 0721 2 3 or 4 Relay 1 4 Center contact 14 5 Normally open 16 6 not used Relay 2 E Center co
36. utton is used for 16 seconds the counter returns to the display mode The values which have been saved by then will be kept HENGSTLER 114 4 Programming the presets correction values and prescaler Pressing the UP and the R button at the same time the preset and correction value will be set to 0 the prescaler to 1 0000 Switching to the program Selecting the digit blin l ming mode switching to the king next value Preset and correction values reset to 0 Prescaler set to 1 0000 Raise value by one After run through all va lues Save and back to dis play mode Prescaler 115 HENGSTLER 4 Programming the presets correction values and prescaler 4 3 Setting the signal times If with the function codes F7 and or F8 an output signal is set to monostabil the following programming sets the signal time You get to the programming mode by pressing the buttons E UP while switching on the counter In the programming mode the digit that you want to change is selected by the SHIFT button This digit is blinking With each pressing of the SHIFT button the selected digit is going one position to the left With the UP button the value of the selected digit is raised by one The maximum settable time is 599 99 s By pressing the E button the counter switches to the setting of the next signal time Pressing the E button again saves the set values and returns to the display mode For counters with o
37. y and equipment by sending control signals Warning Safety hazards due to improper use misuse Using the counter for any purposes other than the ones described within the scope of intended use may cause hazardous situations Claims for damages resulting from any kind of misuse shall be expressly excluded 93 HENGSTLER 2 Safety 2 2 Assembly connection programming These counters are built and tested in accordance with IEC EN 61010 1 Protection Class Il They have left the factory in a condition that is in compliance with all safety relevant requirements In order to maintain this condition and ensure operational safety the User is requested to observe the safety no tes and warnings given in these operating instructions A Danger Risk of safety hazards due to incorrect faulty assembly and connection e The max operating voltages must not be exceeded e 12 30VDC and 24VAC multifunction counters have to be operated at safety extra low voltages SELV in or der to prevent hazardous shock currents e An external fuse has to be provided to protect the multifunction counter see Chapter 7 Technical Data e Installation and assembly shall be carried out by skilled and trained electricians only e Do not connect the counter without making sure that it no longer carries any live voltages Always separate it from the mains supply before connecting e Make sure that live terminals are properly protected against inadverten
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