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16. Technical Specifications

Power Supply

: 18...30 VDC

Power consumption

: approx. 85 mA at 18 V

approx. 60 mA at 30 V (+5.5V uncharged)

Encoder supply

: +5.5V +/- 5% (max. load: 250mA)

Inputs (RS422/TTL differential)

: RS422 compatible (differential level min. 1 V)

or TTL differential, f

max

= 1 MHz

Inputs TTL single-ended

: LOW < 0.5V, HIGH > 2.5V, f

max

= 200 kHz

Inputs HTL single-ended

: LOW < 3V, HIGH > 10V, f

max

= 200 kHz, (Ri=4,75 kOhm)

HTL Input „Control“

: LOW < 3V, HIGH > 10V, min. pulse duration 3 msec.

Analogue outputs

: +/- 10 V (> 5 kOhm)

0-20 mA / 4-20 mA (< 270 Ohm)

Step width of analogue outputs

: 1.25 mV / 2.5 µA

Analogue resolution

: 14 bits (+ 10V / +20mA ... -10V/ -20mA)

Accuracy of analogue output

: 0.1% +/- 1 digit

Response time counter => analogue
(normal operation):

: approx. 1 msec

Reset time of the analogue output

upon external reset command

: 1 msec

Temperature range

: Operation: 0° ... +45°C (+32 … +113°F)

Storage: -25° … +70°C (-13 … +158 °F)

Weight

: approx. 190 g

Conformity and standards

: EMC 2004/108/EC:

EN 61000-6-2
EN 61000-6-3

Содержание ZU 252

Страница 1: ...ounting inputs selectable to TTL RS422 format or to HTL 10 30 volts format Maximum counting frequency 1 MHz Analogue outputs 10 V 0 20 mA and 4 20 mA polarity following the sign of the internal counte...

Страница 2: ...it is used with applications where failure or maloperation could cause damage to a machine or hazard to the operating staff it is indispensable to meet effective precautions in order to avoid such con...

Страница 3: ...ZU25201e_e doc Sep 13 Page 3 36...

Страница 4: ...RS232 or the RS485 serial interface 14 5 5 Teach function Test function loading of default settings 14 6 Setup Procedure 15 6 1 Operation as single channel counter without direction signal or as posi...

Страница 5: ...served with DIL switch settings and parameter settings Some essential advantages of ZU252 compared to ZU251 are Maximum frequency 1 MHz instead of 500 kHz Capability to accept even single ended TTL in...

Страница 6: ...put A B 90 The polarity of the analogue output and the sign of the serial data depend on the sign of the actual counting result b Single channel impulses on channel A Input B sets the counting directi...

Страница 7: ...nel impulse sources like proximity switches or photocells providing HTL level at PNP or NPN or Namur characteristics TTL RS422 quadrature encoders with output lines A A B and B Symmetric single channe...

Страница 8: ...of the unit is approx 70 mA see specifications 1 2 3 4 5 6 7 8 9 10 11 12 Analogue out 10V TTL Input B HTL n c TTL Input B HTL Input B Analogue GND 18 30 VDC typ 70 mA GND 0 20mA 4 20mA out TTL Input...

Страница 9: ...HTL and NPN Connect the positive wire of the sensor to the corresponding input and the negative wire to GND 4 4 HTL Input Control The HTL control input available on terminal 10 provides programmable c...

Страница 10: ...variables by PC according to need 5 4 3 2 1 9 8 7 6 GND int TxD RxD RS232 5V T T R R RS485 Sub D 9 female on unit site 5 4 3 2 1 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 1 9 8 7 6 GND TxD...

Страница 11: ...ode of operation and power down memory setting Positions 2 and 3 of switch DIL1 on the top side set the mode of operation and position 4 allows setting of the power down behavior of the unit 1 2 3 4 5...

Страница 12: ...g inverted signals Where however you read A and A or B and B this indicates that the inputs expect symmetric differential signals according to RS422 standard i e it is mandatory to apply also the inve...

Страница 13: ...level B and B x x 0 1 1 1 HTL level NPN A TTL level B x x 1 0 0 0 HTL level PNP A TTL level B and B x x 1 0 0 1 HTL level PNP A TTL level B x x 1 0 1 0 HTL level PNP A HTL level NPN B x x 1 0 1 1 TTL...

Страница 14: ...loading of default settings Positions 6 and 8 of switch DIL1 allow to set the following functions DIL1 Function 6 8 x 0 Unit returns to the factory default parameters after power down x 1 Unit always...

Страница 15: ...by means of the LED marked Status Position 6 of DIL1 must be set to ON for this test When you press the TEACH button one time the yellow LED will be lit after the unit detected a pulse on input A The...

Страница 16: ...Please set the counter to the desired state or move the encoder to the desired position and reset the counter to zero Then press the Teach button again This stores your minimum counter definition The...

Страница 17: ...communication protocol according to the ISO 1745 standard Details about the protocol can be found in our document SERPRO doc available for download under www motrona com The following register codes...

Страница 18: ...ion 4 6 of this manual Make sure the cable only uses pins 2 3 and 5 Pins 2 and 3 must be crossed Run the OS3 x software and you will see the following screen If your text and color fields remain empty...

Страница 19: ...icate that the corresponding command is ON by external hardware The boxes in the OUTPUTS field provide information about the state of the unit where Status A and Status B are especially useful to chec...

Страница 20: ...set to 0 the whole conversion will be skipped resulting in lower calculation time and the shortest possible conversion time The calculation result from Multiplier Divisor must not exceed a value of 1...

Страница 21: ...ecified by register Set Value Channel A Setting Factor A Impulse scaling factor for counter input A Setting 1 0000 results in one increment with every input pulse whereas setting 0 5000 would need 10...

Страница 22: ...ore every parameter by the ENTER key or after conclusion of all entries click to Transmit All and then to Store EEProm to save your settings When using sum mode A B or the differential modes A B these...

Страница 23: ...rial Format Setting Data bits Parity Stop bits 0 7 even 1 1 7 even 2 2 7 odd 1 3 7 odd 2 4 7 none 1 5 7 none 2 6 8 even 1 7 8 odd 1 8 8 none 1 9 8 none 2 Factory setting Serial Protocol Selects the se...

Страница 24: ...cally switches to PC Mode and operates according to protocol When for a period of 20 sec no character has been received the unit switches automatically to Printer Mode and restarts cyclic data transmi...

Страница 25: ...and Backup B Since the counters use impulse scaling factors there may be remainders which need to be considered later for error free continuation of the count These remainders are stored in the corres...

Страница 26: ...Now enter the attached values to registers P1 y to P16 y These are the values that the analogue output will generate instead of the x values Example the value set to register P2 y will substitute ori...

Страница 27: ...oscope For this select TOOLS then TEST and there Analogue Voltage Function The unit will now simulate a repeating counting cycle over the full range and generate the analogue signal accordingly When y...

Страница 28: ...open the basic view of the monitor window Click to Define to open the definition window You will find a list with all accessible parameters and actual values where however the texts may be unfounded...

Страница 29: ...ponding text field The same text will now appear in the Text Editor window below the parameter window Rename the text according to your desire and press ENTER to store the new text in the correspondin...

Страница 30: ...control character Hex 04 AD1 unit address High Byte AD2 unit address Low Byte C1 register code High Byte C2 register code Low Byte ENQ control character Hex 05 The following example shows the request...

Страница 31: ...6 14 Test Functions When you select TEST from the TOOLS menu you are able to verify the following data by clicking to the corresponding field Actual counter values DIL switch settings Internal supply...

Страница 32: ...ZU25201e_e doc Sep 13 Page 32 36 15 Dimensions 74 mm 2 913 91mm 3 583 40 mm 1 575 79 mm 3 110 Front view Side view Top view...

Страница 33: ...ded LOW 3V HIGH 10V fmax 200 kHz Ri 4 75 kOhm HTL Input Control LOW 3V HIGH 10V min pulse duration 3 msec Analogue outputs 10 V 5 kOhm 0 20 mA 4 20 mA 270 Ohm Step width of analogue outputs 1 25 mV 2...

Страница 34: ...9 0 D8 Multiplier B 1 999 1 3 0 D9 Teach Min 10000000 100000000 0 9 0 03 Teach Max 10000000 100000000 10000 9 0 04 Analogue Mode 0 3 1 1 0 07 Analogue Offset 9999 9999 0 4 0 47 Analogue Gain 0 10000...

Страница 35: ...ZU25201e_e doc Sep 13 Page 35 36 18 Command List Name Code 0 Inhibit Both 61 1 Inhibit B 62 2 Inhibit A 63 3 Set Both 64 4 Set B 65 5 Set A 66 6 Activate Data 67 7 Store EEProm 68...

Страница 36: ...logue Mode Teach Maximum Analogue Offset Analogue Gain Serial Communication Serial Unit No Serial Protocol Serial Baud Rate Serial Timer Serial Format Serial Value Input Setting Input Configuration In...

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