Erma Electronic SSI 3020, Instruction Manual

Page 1: ...SSI 3020 Digital Panel Meter for Absolute Encoders with Synchron Serial Interface Instruction Manual ...

Page 2: ...e material and workmanship for a period of two 2 years from date of delivery If it is necessary to return the product the sender is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit The warranty does not apply to de fects resulting from action of the buyer such as mishandling improper interfacing operation outside of de sign limits improper repa...

Page 3: ...8 4 5 Connection of power supply voltage 8 5 Startup Procedure 8 6 Pushbuttons and LED functions 9 6 1 Function of buttons and LEDs 9 7 Modes 10 7 1 Operation level 10 7 2 Access code level 10 7 3 Programming level 11 8 Procedure of programming 12 8 1 Changing or controlling parameters 12 8 2 Overview of the programming levels 13 8 3 Programming level for configuration P 00 14 8 4 Scaling the disp...

Page 4: ...es 19 10 1 Encoder not connected Err01 19 10 2 Waiting for data input Err02 19 10 3 External clock frequency too high Err03 19 11 Technical Specifications 20 11 1 Electrical datas 20 11 2 Mechanical datas 20 11 3 Environmental conditions 21 12 Ordering Information 21 13 Notes 22 4 ERMA Electronic GmbH Stand 28 07 2004 SSI3020A VP Technical subjects to change ...

Page 5: ...caused directly or indirectly by equipment or software sold or furnished by us Read the installation in struction carefully 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 po wer to the instrument if it has been damaged ...

Page 6: ...ousing for switch board Insert the case into the panel cutout according to DIN 43700 92 0 8 x 45 0 6 mm Tighten the screws alternately using enough pressure to get good retention and sealing at the panel 6 ERMA Electronic GmbH 3 Mounting 0 8 0 8 0 6 0 6 Schalttafelausschnitt DIN 43700 Schalttafelausschnitt DIN 43700 ERMA METER P P LED1 LED2 LED3 mm 96 0 42 0 89 6 15 0 55 5 8 45 0 48 0 92 0 ...

Page 7: ...hould 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 should be as long as possible If necessary protective screen or metal enclosures must be provided Coils of relays must be supplied w...

Page 8: ...and 11 When delivered the instrument is programmed with a standard configuration default values By programming the customer can change the standard configuration ac cording to his measuring task When the instrument is built in a machine and the customer wants to change the con figuration attention must be paid that no damage will occur to the machine 8 ERMA Electronic GmbH 5 Startup Procedure 1 2 ...

Page 9: ...nd for service 6 1 Function of buttons and LEDs LED 3 Description off encoder or hold value is displayed green flashs programming mode is activated LED 1 and LED 2 are not used and have no function ERMA Electronic GmbH 9 6 Pushbuttons and LED functions ERMA METER P P LED1 LED2 LED3 mm 6 decades display Insertion shield for dimensions LED2 LED1 LED3 Programming button function bottons ...

Page 10: ... depends on the value of the parameter 0 08 Parameter 0 08 Function of pushbutton by pressing 0 No function 1 displayed encoder value is set to zero 2 clear zero setting 7 2 Access code level The state access code level becomes active by pressing the pushbutton du ring the state operation level The display shows c000 During the state access code level the normal functions of the instrument are act...

Page 11: ...llowing 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 ERMA Electronic GmbH 11 7 Modes P P P ...

Page 12: ... LED 3 flashs green The display 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 program...

Page 13: ...ter Change and controll the selected parameter Change the value of the parameter by pressing 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 5 of programming level 0 8 2 Overview of the programming levels The parameters of the panel meter series are organized in differ...

Page 14: ...t with display 0 1 0 0 04 Counting direction 0 increasing clockwise rotation 1 increasing anticlockwise rotation 0 1 0 0 05 Scalingfactor 0 00001 9 99999 1 00000 0 06 Offset value 99999 999999 0 0 07 Programmable decimal points 0 XXXXXX 1 XXXXX X 2 XXXX XX 3 XXX XXX 4 XX XXXX 5 X XXXXX 0 5 0 0 08 Function of pushbutton 0 No function 1 Display value of encoder 2 Display MAX value 0 2 0 0 09 Access ...

Page 15: ...is active the display shows uuuuuu 8 5 Programming quick reference ERMA Electronic GmbH 15 8 Procedure of programming P 00 PEnd Operation level c000 0 00 P P P P Code false P Code ok P Encoder resolution bits Code gray or binary 0 02 0 01 0 03 P P Master Slave Mode Zero adjustment 0 04 0 05 P P Direction of rotation Scaling factor 0 06 P Offset Accesscode 0 07 P P P Decimal point Function of butto...

Page 16: ...l clock may not exceed 100 kHz Pause of clock brushs have to be min 500 µs The encoder value can be displayed with 80 values per second 9 2 Zero point adjustment Sometimes an exactly mechanical zero point adjustment isn t possible But it s pos sible 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 Parameter 0 0...

Page 17: ...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 ERMA Electronic GmbH 17 9 Software functions 2048 1024 0 1024 0 1024 2048 3072 2048 3072 0 1024 ...

Page 18: ...n top view at the driving shaft Increasing values with clockwise rotation top view at the driving shaft Parameter 0 04 have to be programmed to 0 Increasing values with anti clockwise rotation top view at the driving shaft Parameter 0 04 have to be programmed to 1 9 4 Main reset The main reset is performed by pressing a key combination at the front of the panel meter By doing this all parameters a...

Page 19: ...put 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 The display flashs and indicate Err03 Signalizes in slave mode that the clock frequency of the external clock is too high 100 kHz ERMA Electronic GmbH 19 10 Error codes ...

Page 20: ...ly DC 18 36 V DC isolated power consumption max 50 mA optional 12 V DC 10 isolated power consumption max 100 mA optional 5 V DC 10 isolated power consumption max 200 mA Isolation voltage 500 V 1 min 11 2 Mechanical datas Display 6 decades 14 mm red decimal point programmable preliminary zero suppression sign at negative values Operation keyboard design front membrane with push buttons Case panel m...

Page 21: ...plication class 2 overvoltage protection II CE in conform with 89 336 EWG NSR 73 23 EWG 12 Ordering Information SSI 3020 0 0 Housing 0 switch board mounting 1 panel clip mounting reserved Front design 0 reserved 1 ERMA Meter Logo 2 no Logo 3 customer defined Logo reserved Power supply 0 5 V DC 10 isolated 1 12 V DC 10 isolated 2 18 36 V DC isolated ERMA Electronic GmbH 21 12 Ordering Information ...

Page 22: ...13 Notes 22 ERMA Electronic GmbH 13 Notes ...

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Page 24: ...ERMA Electronic GmbH Max Eyth Str 8 D 78194 Immendingen Telefon 49 7462 2000 0 Fax 49 7462 2000 29 email info erma electronic com Web www erma electronic com ...