Erma Electronic SSI 9002 Instruction Manual Download Page 3

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CONTENTS

1. Description . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

2. Safety instructions . . . . . . . . . . . . . . . . . . . . . . . 4

2.1. Symbol explanation . . . . . . . . . . . . . . . . . . . . 5

3. Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

3.1. Place of operation . . . . . . . . . . . . . . . . . . . . . 5

3.2. Mounting of signal converter . . . . . . . . . . . . . . . . 5

4. Electrical connections . . . . . . . . . . . . . . . . . . . . . 6

4.1. General instructions . . . . . . . . . . . . . . . . . . . . 6

4.2. Hints against noisy environment . . . . . . . . . . . . . . 6

4.3. Connection and pin assignment . . . . . . . . . . . . . . 7

4.4. Connection of absolute encoder . . . . . . . . . . . . . . 8

4.5. Connection of digital user inputs . . . . . . . . . . . . . . 8

4.6. Connection of alarm outputs (relay) . . . . . . . . . . . . 8

4.7. Connection of RS 485 interface . . . . . . . . . . . . . . 9

4.8. Connection of power supply voltage . . . . . . . . . . . . 9

4.8.1. Supply voltage 18 ... 36 V DC . . . . . . . . . . . 9

5. Startup procedure . . . . . . . . . . . . . . . . . . . . . . . 9

6. Pushbuttons- and LED-functions . . . . . . . . . . . . . . . 10

6.1. Function of buttons and LEDs . . . . . . . . . . . . . . . 10

7. Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

7.1. Operation level . . . . . . . . . . . . . . . . . . . . . . . 11

7.2. Access-code level . . . . . . . . . . . . . . . . . . . . . 12

7.3. Programming level . . . . . . . . . . . . . . . . . . . . . 13

8. Procedure of programming . . . . . . . . . . . . . . . . . . 14

8.1. Changing or controlling parameters . . . . . . . . . . . . 14

8.2. Overview of the programming levels

. . . . . . . . . . . 15

8.3. Programming level for configuration P-00 . . . . . . . . . 16

8.3.1. Scaling the display range . . . . . . . . . . . . . 18

8.4. Programming level of alarms P-02

. . . . . . . . . . . . 19

8.4.1. Alarm output functions . . . . . . . . . . . . . . . 21

ERMA-Electronic GmbH

Summary of Contents for SSI 9002

Page 1: ...ERMA Electronic GmbH Electronic GmbH SSI 9002 Digital Converter For Absolute Encoders With Synchron Serial Interface Instruction Manual ...

Page 2: ...profits business interruption or other pecuniary loss arising out of or inability to use this product All products from ERMA Electronic are warranted against defective material and workmanship for a period of two 2 years from date of delivery If it is necessary to return the product to ERMA the sender is responsible for shipping charges freight insurance and proper packaging to pre vent breakage i...

Page 3: ...elay 8 4 7 Connection of RS 485 interface 9 4 8 Connection of power supply voltage 9 4 8 1 Supply voltage 18 36 V DC 9 5 Startup procedure 9 6 Pushbuttons and LED functions 10 6 1 Function of buttons and LEDs 10 7 Modes 11 7 1 Operation level 11 7 2 Access code level 12 7 3 Programming level 13 8 Procedure of programming 14 8 1 Changing or controlling parameters 14 8 2 Overview of the programming ...

Page 4: ...tment by offset value 28 9 3 Incremental measurement 28 9 4 Direction of rotation 28 9 5 MIN MAX value detection 29 9 6 Hold function 29 9 7 Display test 30 9 8 Main reset 30 10 Error codes 30 10 1 Encoder not connected Err01 30 10 2 Waiting for data input Err02 30 10 3 External clock frequency too high ERR03 30 11 Technical Specifications 31 11 1 Electrical datas 31 11 2 Mechanical datas 32 11 3 ...

Page 5: ...instrument has been tested to meet all functions described Before installing the instrument please read the mounting and servicing instructions We have no liability or responsibility to customer or any other person or entity with respect to any liability loss or damage caused or alleged to be caused directly or indirectly by equipment or software sold or furnished by us Read the installation instr...

Page 6: ...hints for better operation 3 Mounting 3 1 Place of operation Attention must be payed to the protection against humidity dust and high tempera tures at the place of operation 3 2 Mounting of signal converter through simple snap up at 35 mm rail DIN EN 50022 Caution Attention Instruction Tip 105 70 110 P LED3 LED2 LED1 ERMA METER 3 Mounting 5 ERMA Electronic GmbH ...

Page 7: ...oisy environment All inputs and outputs are protected against noisy environment and high voltage spikes Nevertheless the location should be selected to ensure that no capacitive or inductive interference can have an effect on the instrument or the connection lines It is advisable To use shielded cables The wiring of shields and ground 0V should be star shaped The distance to interference sources s...

Page 8: ...A 17 SSI Signalinput Data 5 Option RS 485 B 18 SSI Signalinput GND 0 V 6 7 Alarm relay output 4 19 Ground connection 8 9 Alarm relay output 3 24 Digital user input 1 10 11 Alarm relay output 1 25 Digital user input 2 12 13 Alarm relay output 2 26 Digital GND P LED3 LED2 LED1 ERMA METER 1 2 5 7 8 9 6 4 3 11 12 10 13 14 15 26 25 24 23 22 21 20 19 18 17 16 alarm4 alarm3 alarm1 alarm2 signal input dig...

Page 9: ... active Digital input 2 active Connecting Screw Terminal 25 to 26 Connecting to Ground low activ 4 6 Connection of alarm outputs relay 14 15 26 25 24 23 22 21 20 19 18 17 16 Encoder Clock Clock Data Data GND 14 15 26 25 24 23 22 21 20 19 18 17 16 1 2 5 7 8 9 6 4 3 11 12 10 13 alarm 1 alarm 2 alarm 4 alarm 3 4 Electrical connections ERMA Electronic GmbH 8 ...

Page 10: ...about 2 seconds the display will indicate the applied input signal When delivered the instrument is programmed with a standard configura tion default values By programming the customer can change the stand ard configuration according to his measuring task Attention When the instrument is built in a machine and the customer wants to change the configuration attention must be paid that no damage wil...

Page 11: ...ated x off x alarm 2 is not activated x lights x alarm 2 is activated x flashs off alarm point 2 is displayed x flashs green flashs alarm point 2 is changed off x x alarm 1 is not activated lights x x alarm 1 is activated flashs x off alarm point 1 is displayed flashs x green flashs alarm point 1 is changed x state of the LED is not considered P LED3 LED2 LED1 ERMA METER 6 decades display LED2 LED...

Page 12: ...arameter 0 14 function of key 0 15 function of key and 0 13 function of key following key functions are available in the operation level Parameter 0 13 Function of pushbutton By pressing 0 No function 1 Reset the MIN MAX value 2 Taring 3 Clear tara value 4 Incremental measurement 5 Manual reset of alarms 6 start single serial transmission Parameter 0 14 Function of pushbutton By pressing Pressing ...

Page 13: ...alarm point 2 Change alarm point 2 7 2 Access code level The state access code level becomes active by pressing the pushbutton during the state operation level The display shows c000 During the state access code level the normal functions of the instrument are active pushbutton Function Confirm of the displayed access code Increase the access code Decrease the access code Programmed function P P 7...

Page 14: ...ollowing steps Selection of a programming level Selection of a parameter Change of the selected parameter Pushbutton Press Pressing during 3 sec Selection of Programming level Parameter Decrease of Programming level Number of parameter Value of parameter Increase of Programming level Number of parameter Value of parameter Break the programming routine P P 7 Modes 13 ERMA Electronic GmbH ...

Page 15: ...play shows c000 Changing the access code by pressing the pushbutton or Confirm access code by pressing the pushbutton The display shows P 00 Leaving the programming routine Pressing the pushbutton or until the display shows PEnd Confirm the display PEnd by pressing the pushbutton LED 3 is off The active state of the panel meter is operation level Selection of the programming level Selecting the pr...

Page 16: ...g the pushbutton or Confirm the value of the parameter by pressing the pushbutton The display shows the programming level and the number of the parameter For example 0 05 parameter number 5 of programming level 0 For example 2 08 parameter number 8 of programming level 2 8 2 Overview of the programming levels The parameters of the panel meter are organized in different programming levels P 00 Prog...

Page 17: ... increasing anticlockwise rotation 0 1 0 0 06 Scalingfactor 0 00001 9 99999 1 00000 0 07 Offset value 99999 999999 0 0 08 Programmable decimal points 0 XXXXXX 1 XXXXX X 2 XXXX XX 3 XXX XXX 4 XX XXXX 5 X XXXXX 0 5 0 0 09 Data source of the display 0 Encoder value 1 MAX value 2 MIN value 3 Hold value 0 3 0 0 10 Reset time of the MIN MAX value 0 No automatically reset X Reset time in seconds 0 100 0 ...

Page 18: ...button 0 No function 1 Reset MIN MAX value 2 Taring of encoder 3 Clear tara value of encoder 4 Incremental measurement 5 Manual reset of alarm 6 start single serial transmission 0 6 0 0 14 Function of pushbutton 0 No function 1 Display value of encoder 2 Display MAX value 3 Display MIN value 4 Display hold value 5 Display change alarm point 1 6 Display change alarm point 2 0 6 0 0 15 Function of p...

Page 19: ...display value looks like below The overflow or underflow becomes active if the displayed value is greater than 999999 or smaller than 99999 When overflow is activ the display shows nnnnnn When underflow is active the display shows uuuuuu Display Enc_value Zero_adjustmet x Sca_faktor Offset value 8 Procedure of programming ERMA Electronic GmbH 18 ...

Page 20: ...onds 0 60 0 2 05 Alarm output 1 operate delay time in seconds 0 60 0 2 06 Alarm output 2 data source 0 Alarm 2 off 1 Alarm 2 to value of encoder 2 Alarm 2 to maximum value 3 Alarm 2 to minimum value 4 Alarm 2 to hold value 0 4 0 2 07 Alarm output 2 high or low 0 Contact closed by low limit 1 Contact closed by high limit 2 Contact open by low limit 3 Contact open by high limit 0 3 0 2 08 Alarm outp...

Page 21: ...output 3 operate delay time in seconds 0 60 0 2 18 Alarm output 4 data source 0 Alarm 4 off 1 Alarm 4 to value of encoder 2 Alarm 4 to maximum value 3 Alarm 4 to minimum value 4 Alarm 4 to hold value 0 4 0 2 19 Alarm output 4 high or low 0 Contact closed by low limit 1 Contact closed by high limit 2 Contact open by low limit 3 Contact open by high limit 0 3 0 2 20 Alarm output 4 alarm point 99999 ...

Page 22: ...l pushbutton parameter 0 13 is programmed to manual alarm reset Reset the latched alarm output by activate the digital inputs or press the functional pushbutton Alarm output not latched If the digital inputs and the functional pushbutton are not programmed to manual alarm reset Display and edit the alarm values 1 2 3 and 4 Inside the programmig routine which is reached over the enter code During t...

Page 23: ...arm watched signal normally opened to high limit normally closed to high limit alarm value hysteresis LED LED LED LED LED LED alarm value operate delay time release delay time t t t alarm watched signal normally closed to low limit normally opened to low limit alarm value hysteresis 8 Procedure of programming ERMA Electronic GmbH 22 ...

Page 24: ...n input controlled 0 2 0 4 03 Sendrate in sec 0 permanent transmission 0 3600 0 4 04 Data source for serial interface 0 Value of encoder 1 MAX value 2 MIN value 3 Hold value 0 3 0 4End Leave programming level P 04 The meter can be controlled completly with the serial interface That means the panel meter can initialized of a host unit name revision number It can be adjust all parameters and it can ...

Page 25: ...4 0 15 0 16 0End P 1 2 2 00 P P 2 02 2 01 2 03 P P 2 04 2 05 P P Data source of alarm 1 Alarm 1 high or low Value of alarm 1 Hysteresis of alarm 1 Fall off time of alarm 1 Put on time of alarm 1 Data source of alarm 2 Alarm 2 high or low Value of alarm 2 Hysteresis of alarm 2 Fall off time of alarm 2 Put on time of alarm 2 2 06 P 2 07 P 2 08 2 09 P P 2 10 P P 2 11 P 2 12 P P 2 14 2 13 2 15 P P 2 1...

Page 26: ...ssing the buttom pressing the buttom pressing the buttom 4 4 00 P P P P P Interface adress Mode of transmission Baud rate Sendrate Data source 4 01 4 02 4 03 4 04 4End 5 8 Procedure of programming 25 ERMA Electronic GmbH ...

Page 27: ...ternal clock may not exceed 125 kHz Pause of clock brushs have to be min 500 µs The encoder value will be displayed with 28 values per second 9 2 Zero point adjustment Sometimes an exactly mechanical zero point adjustment isn t possible But it s possible to adjust the zero point by software 9 2 1 Zero point adjustment by pressing button The zero point can be changed by pressing the button Paramete...

Page 28: ...have to be programmed to 0 Example Absolute Encoder SSI Encoder singleturn Resolution 4096 steps per rotation Display range without changing of the zero point Display range with changing of the zero point The pushbutton have been pressed by a display of 2048 2048 1024 0 1024 0 1024 2048 3072 2048 3072 0 1024 9 Software functions 27 ERMA Electronic GmbH ...

Page 29: ...vating the incremental measurement function by pressing the functional pushbut ton or activating digital input 1 digital input 2 dependent on the programming of the parameter 0 11 0 12 and 0 13 cause that the current encoder value is stored to an EEPROM This value will be substracted from each current encoder value Activating the function a second time will switch off the function and clear the in...

Page 30: ...er 0 11 and 0 12 By pressing the pushbutton or parameter 0 15 and 0 14 Indication of the displayed minimum and maximum value LED 3 lights red minimum value is displayed LED 3 lights green maximum value is displayed 9 6 Hold function When activating the hold function the value of the data source which is programmed in parameter 0 09 is taken over into the hold memory If the hold function is not act...

Page 31: ...n reset the display shows Init Perform the main reset by Pressing the pushbuttons and at the same time during 10 seconds 10 Error codes 10 1 Encoder not connected Err01 The display flashs and indicate Err01 Signalizes that no encoder have been connected to the instrument 10 2 Waiting for data input Err02 The display flashs and indicate Err02 Signalizes in slave mode that after the connection of an...

Page 32: ...µs Conversion rate approximate 28 values second Digital user inputs 10 kΩ to 5 V Logic NPN max 30 V Signal level L Pegel 0 4 V H Pegel 3 5 V Alarm outputs 4 relays programmable as opened contact or closed contact Signaling 2 LEDs at the front Switch voltage 250 V AC 250 V DC Switch current 5 A AC 5 A DC Switch power 750 VA 100 W Option interface RS 485 Protocol DIN 66019 ISO 1745 Baud rate 300 120...

Page 33: ...ensions W x H x D 67 5 x 75 x 105 mm Weight approx 300 g Connection plug in screw terminal max o 2 5 mm 11 3 Environmental conditions Operating temperature 0 50 C Storage temperature 20 70 C Humidity 80 not condensing Protection protection class II Front protection IP 40 connectors IP 20 Field of application class 2 overvoltage protection II CE in conform with 89 336 EWG NSR 73 23 EWG 11 Technical...

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Page 35: ...ERMA Electronic GmbH Electronic GmbH ERMA Electronic GmbH Max Eyth Straße 8 D 78194 Immendingen Phone 49 7462 2000 0 Fax 49 7462 2000 29 email info erma electronic com web www erma electronic com ...

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