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4.7.

Connection of analog output

4.8.

Connection of RS 485 interface

4.9.

Connection of power supply voltage

4.9.1. Supply voltage 18 ... 36 V DC

1

2

5

7

8

9

6

4

3

11 12

10

13

A-

AU+

AI+

1

2

5

7

8

9

6

4

3

11 12

10

13

+

-

A(+)

GND

B(-)

8

9

7

6

5

4

3

2

1

A

B

A

B

4. Electrical connections

ERMA-Electronic GmbH

10

Summary of Contents for SSI 9001

Page 1: ...ERMA Electronic GmbH SSI 9001 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: ... 9 4 7 Connection of analog output 10 4 8 Connection of RS 485 interface 10 4 9 Connection of power supply voltage 10 4 9 1 Supply voltage 18 36 V DC 10 5 Startup procedure 11 6 Pushbuttons and LED functions 12 6 1 Function of buttons and LEDs 12 7 Modes 13 7 1 Operation level 13 7 2 Access code level 14 7 3 Programming level 15 8 Procedure of programming 16 8 1 Changing or controlling parameters ...

Page 4: ...e 29 9 2 Zero point adjustment 29 9 2 1 Zero point adjustment by pressing button 29 9 2 2 Zero point adjustment by offset value 30 9 3 Incremental measurement 31 9 4 Direction of rotation 31 9 5 MIN MAX value detection 31 9 6 Hold function 32 9 7 Display test 32 9 8 Main reset 33 10 Error codes 33 10 1 Encoder not connected Err01 33 10 2 Waiting for data input Err02 33 10 3 External clock frequenc...

Page 5: ...t 0 10 V 2 10 V 0 20 mA 4 20 mA two relay alarm outputs two programmable digital input channels three programmable pushbuttons Standard software Programming of encoder datas Scaling factor Zero point adjustment Offset value Display segment test Hold function MAX MIN value detection Auto Reset of MAX MIN value Edit of the alarm value during normal measurement Display of error messages Following opt...

Page 6: ...No liability will be assumed for any damage caused by improper installation Inspect the instrument module carton for obvious damage Be shure there are no shipping and handing damages on the module before processing Do not apply power to the instrument if it has been damaged ERMA s warranty does not apply to defects resulting from action of the buyer such as mishandling improper interfacing operati...

Page 7: ...e 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 105 70 110 P LED3 LED2 LED1 ERMA METER 3 Mounting ERMA Electronic GmbH 6 ...

Page 8: ...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 9: ... Data 5 Analog output 0 4 20 mA 18 SSI Signalinput GND 0 V 6 Analog output GND 19 Ground connection 7 Option RS485 A 20 n c 8 Option RS485 B 23 n c 9 Option RS485 GND 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 analog output alarm...

Page 10: ...ound low active Digital input 2 active Connecting Screw Terminal 25 to 26 Connecting to Ground low active 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 4 Electrical connections 9 ERMA Electronic GmbH ...

Page 11: ...ion of RS 485 interface 4 9 Connection of power supply voltage 4 9 1 Supply voltage 18 36 V DC 1 2 5 7 8 9 6 4 3 11 12 10 13 A AU AI 1 2 5 7 8 9 6 4 3 11 12 10 13 A GND B 8 9 7 6 5 4 3 2 1 A B A B 4 Electrical connections ERMA Electronic GmbH 10 ...

Page 12: ...lay 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 will occur to the machine 5...

Page 13: ...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 14: ...meter 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 dur...

Page 15: ...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 16: ...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 15 ERMA Electronic GmbH ...

Page 17: ...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 18: ...ssing 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 Programming level for configuration of the panel meter The config...

Page 19: ... clockwise rotation 1 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 tim...

Page 20: ... Hold function 7 Display test 8 Display value of encoder 9 Display MAX value 10 Display MIN value 11 start single serial transmission 0 11 0 0 13 Function of push 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 v...

Page 21: ... display range The scaling of the display range is matched by using a scaling factor and an offset value The calculation of the 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...

Page 22: ...put 1 release delay time in seconds 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 h...

Page 23: ...1 and 0 12 or the functional 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 Inside the programmig routine which is reached over the ente...

Page 24: ...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 23 ERMA Electronic GmbH ...

Page 25: ...put signal 99999 999999 4095 3End Leave programming level P 03 8 5 1 Scaling of the analog output The scaling of the analog output range can be programmed with the parameter 3 02 and 3 03 Any value between 99999 and 999999 can be set to minimal and maximal analog output signal Data sources of the analog output Value of encoder Maximum value Minimum value Hold value 8 5 2 Analog output at failure I...

Page 26: ...underflow Output signal Output value by overflow Output value by underflow Voltage 0 to 10 V 10 V 0 V Voltage 2 to 10 V 10 V 2 V Current 0 to 20 mA 20 mA 0 mA Current 4 to 20 mA 20 mA 4 mA 8 Procedure of programming 25 ERMA Electronic GmbH ...

Page 27: ...nput 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 panel 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 c...

Page 28: ... Reset time of max min and hold value Function of digital input 1 Funktion of digital input 2 P P Function of key Function of key Function of key access code 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0End P 1 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 Ala...

Page 29: ...r min output signal Display value for max output signal 3End 6 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 description P P pressing the buttom pressing the buttom pressing the buttom 7 8 Procedure of programming ERMA Electronic GmbH 28 ...

Page 30: ...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 31: ... The pushbutton have been pressed by a display of 2048 9 2 2 Zero point adjustment by offset value The calculation of the programmed offset value parameter 0 07 looks like below There can be a display as a result of programming an offset value Attention should be paid to The charging of the offset value is followed after the charging of the scaling factor The Parameter 0 04 have to be programmed t...

Page 32: ...the EEPROM 9 4 Direction of rotation The direction of rotation can be changed by software function The encoder will usually count in increasing direction if the driving shaft turns with clockwise rotation top view at the driving shaft Increasing values with clockwise rotation top view at the driving shaft Parameter 0 05 have to be programmed to 0 Increasing values with anti clockwise rotation top ...

Page 33: ...s not active the hold value is the same as the value of the data source which is programmed in parameter 0 09 Activating the hold function by Digital input 1 parameter 0 11 Digital input 2 parameter 0 12 Reset the hold value By leaving the programming routine Display the hold value by Programming as data source of the display parameter 0 09 Pressing the pushbutton or parameter 0 15 and 0 14 The ho...

Page 34: ...ng 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 encoder no data input have been received by the instrument 10 3 External clock frequency too high ERR03 Th...

Page 35: ...Ω to 5 V Logic NPN max 30 V Signal level L Pegel 0 4 V H Pegel 3 5 V Alarm outputs 2 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 Analog output resolution 16 bit Accuracy 0 2 of final value Voltage 0 2 10 V max 10 mA Current 0 4 20 mA max 500 Ω Isolation voltage 3 kV 1 m...

Page 36: ...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...

Page 37: ... 0 Reserve Front design 0 No logo Power supply 0 5 V DC 10 isolated 1 12 V DC 10 isolated 2 18 36 V DC isolated Option RS 485 interface 0 Without RS 485 interface 1 With RS 485 interface 12 Ordering Information ERMA Electronic GmbH 36 ...

Page 38: ...13 Notices 13 Notices 37 ERMA Electronic GmbH ...

Page 39: ......

Page 40: ...ERMA 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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