background image

3

 

Content 
1. 

General Information ................................................................................................................................... 4 

2. 

Safety Instructions ..................................................................................................................................... 4 

2.1 

Basic Information .................................................................................................................................. 4 

2.2 

Intended & Conforming Use ................................................................................................................. 5 

2.3 

Nonconforming Use .............................................................................................................................. 5 

2.4 

Laser Classification ............................................................................................................................... 5 

2.5 

Electric Supply ...................................................................................................................................... 5 

2.6 

Important Operating Advice .................................................................................................................. 6 

3.

 

Technical Data

 ............................................................................................................................................ 6 

3.1 

Scope of delivery .................................................................................................................................. 6 

3.2 

Laser ..................................................................................................................................................... 6 

3.3 

Measuring Performance ....................................................................................................................... 7 

3.4 

Interface ................................................................................................................................................ 7 

3.5 

Environment & Ambient Conditions ...................................................................................................... 8 

3.6 

Mechanical Mounting Conditions .......................................................................................................... 8 

3.7 

Electrical Mounting Conditions ............................................................................................................. 9 

3.8 

Interface-Cable ................................................................................................................................... 10 

4.

 

Communications Protocol

 ...................................................................................................................... 12 

4.1 

Example: Establishing Communication with Hyperterminal ............................................................... 12 

4.2 

Online-Help ......................................................................................................................................... 15 

4.3 

Commands and their functions ........................................................................................................... 16 

4.3.1  

DT…. distance tracking .............................................................................................................. 16 

4.3.2  

DS…. distance tracking 7m ........................................................................................................ 16 

4.3.3  

DW…. Distance tracking with cooperative target (10Hz) ........................................................... 16 

4.3.4  

DW…. Distance tracking with cooperative target (50Hz) ........................................................... 17 

4.3.5  

DF…. Distance measurement with external trigger .................................................................... 17 

4.3.6  

DM…distance measurement ...................................................................................................... 17 

4.3.7  

TP…internal temperature [°C] .................................................................................................... 17 

4.3.8  

SA

X

….display/set average value [1…20] ................................................................................... 17 

4.3.9  

SD

d

….display/set display format [d/h] ........................................................................................ 18 

4.3.10 SD

x

….display/set measure time [0…25] ......................................................................................... 18 

4.3.11 SFx….display/set scale factor ........................................................................................................ 18 
4.3.12 SEx….display/set error mode [0/1/2] .............................................................................................. 19

 

4.3.13 ACx.x…display/set ALARM center (switching output) .................................................................... 19 
4.3.14 AHx.x…display/set ALARM hysteresis (sign = Invertating yes/no, switching hysteresis) .............. 19 
4.3.15 AWx.x…display/set ALARM width (length of switching output) ...................................................... 20 
4.3.16 RBx.x…display/set distance of I

out

 = 4 mA ..................................................................................... 20 

4.3.17 REx.x…display/set distance of I

out

 = 4 mA ..................................................................................... 20 

4.3.18 RMx y.y z...... remove measurement .............................................................................................. 20 
4.3.19 TDx y......display/set trigger delay [0...9999ms] trigger level [0/1] .................................................. 21 
4.3.20 TMx y......display/set trigger mode [0/1] trigger level [0/1] .............................................................. 22 
4.3.21 BRx......display/set baud rate [2400...38400] .................................................................................. 22 
4.3.22 ASd....display/set autostart command [DT/DS/DW/DX/DF/DM/TP/LO/ID] ..................................... 23 
4.3.23 OFx.x......display/set distance offset ............................................................................................... 23 
4.3.24 SO......set current distance to offset (offset = - distance) ............................................................... 23 
4.3.25 LO......laser on ................................................................................................................................ 23 
4.3.26 LF......laser off.................................................................................................................................. 23 
4.3.27 PA......display settings ..................................................................................................................... 23 
4.3.28 PR......display settings .................................................................................................................... 24 

5.

 

Operating Modes

 ...................................................................................................................................... 24 

5.1 

RS232 ................................................................................................................................................. 25 

5.2 

RS422 ................................................................................................................................................. 25 

5.3 

Digital Switching Output ...................................................................................................................... 26 

5.4 

Analog Output ..................................................................................................................................... 27 

5.5 

Trigger Input ........................................................................................................................................ 28 

6.

 

Error Messages

 ........................................................................................................................................ 29 

7.

 

Service and Maintenance

 ........................................................................................................................ 30

 

 

Summary of Contents for LLD-RS232

Page 1: ...012840 007 98 02 0107 WayCon Positionsmesstechnik GmbH Mehlbeerenstr 4 82024 Taufkirchen Germany Fon 49 89 67 97 13 0 Fax 49 89 67 97 13 250 E Mail info waycon de CE Note No part of this User Manual m...

Page 2: ...dvice Important Important Note Reference to a passage of text or a Figure Warning symbols Warning Indicates potential health risks that may occur if information of this type disregarded Caution Warns...

Page 3: ...9 SDd display set display format d h 18 4 3 10 SDx display set measure time 0 25 18 4 3 11 SFx display set scale factor 18 4 3 12 SEx display set error mode 0 1 2 19 4 3 13 ACx x display set ALARM cen...

Page 4: ...0 V to 30 V from an on board vehicle supply point an industrial direct voltage supply net or a DC power pack Features consistently low power consumption of 1 5 W without IAlarm Up to 30 m reach for di...

Page 5: ...aulty results Measurement of targets with poor surface reflectance in a strongly reflecting environment may also result in faulty measurement values Measurement of strongly reflecting surfaces may del...

Page 6: ...use 3 Technical Data 3 1 Scope of delivery Description Order Number LLD 150 RS232 10 Hz LLD 150 RS232 LLD 150 RS422 10 Hz LLD 150 RS422 LLD 150 RS232 50 50 Hz LLD 150 RS232 50 LLD 150 RS422 50 50 Hz L...

Page 7: ...voltage UV 10 30 VDC Max power consumption 1 5 W in no load state Data interface RS232 RS422 please specify in your order Baud rate 9 6 kBaud 2 4 4 8 19 2 38 4 kBaud selectable Data bits 8 Parity non...

Page 8: ...t 850 g The casing consists of a rugged corrosion resistant extruded aluminium profile with front side and rear side covers also in corrosion resistant design Four mounting holes are provided in the b...

Page 9: ...over or 137 mm before the back cover outside face respectively This zero point has been introduced for constructional design reasons It can be compensated with the help of parameter OF see section 4 3...

Page 10: ...to an internal collective ground point They provide the reference potential for all voltage values quoted below If input signals are applied to an output port this may damage the LLD For data communic...

Page 11: ...cases where no RS232 interface communication is required after parameterization you should provide for a termination wiring as shown in Figure 5 Figure 5 Recommended termination wiring for work with...

Page 12: ...50 Hz DF Starts remote triggered single distance measurement single shot DM Starts single distance measurement single shot TP Queries inner temperature SA Queries sets floating average value 1 20 SD...

Page 13: ...d with various parameter setting options for this communication session At this point in the process the baud rate bits per second and the flow control must be correctly initialized Figure 9 Establish...

Page 14: ...File menu File Properties Settings tag ASCII Setup Figure 10 Establishing communication with the hyper terminal ID input Once this command has been triggered by pressing the Enter key the LLD should...

Page 15: ...display set average value 1 20 SD Enter SDd Enter display set display format d h ST Enter STx Enter display set measure time 0 25 SF Enter SFx x Enter display set scale factor SE Enter SEx Enter displ...

Page 16: ...eived back This may cause longer measuring times in the case of varying reflectance or sudden jumps in distance The minimum time to measure is 160 ms the maximum time is 6 s If the measuring signal fa...

Page 17: ...DF mode allows a measurement that is triggered by an external trigger pulse Initially after selecting this mode the operator does not receive any response As soon as the trigger pulse has been detecte...

Page 18: ...e for measurement and the lower the resulting measuring rate An exception therefrom is zero value In this case the LLD automatically picks the smallest possible time value for measurement The LLD come...

Page 19: ...rm LOW AH Alarm High RE RB Iout 3 mA RE RB Iout 21 mA 2 AH Alarm High AH Alarm Low RE RB Iout 21 mA RE RB Iout 3 mA Table 4 Digital switching output and analog output for SE 0 1 and 2 4 3 13 ACx x dis...

Page 20: ...ting value In the event of a fault the output value will correspond to the current that was set via parameter SE refer to section 4 3 12 refer to section 5 4 Analog output 4 3 17 REx x display set dis...

Page 21: ...y 0 1 z 1 Important The use of RM parameter settings should be restricted to suitable applications only Improper use of this parameter may create safety hazards 4 3 19 TDx y display set trigger delay...

Page 22: ...low level of trigger signal starts measurement HIGH LOW transition 1 high level of trigger signal starts measurement LOW HIGH transition For triggering the trigger level must be permanently applied Ex...

Page 23: ...OF offset the user may define a zero point for the application For details on the position of the module s zero point refer to section 3 6 Mechanical Mounting Conditions OF must be selected so it is...

Page 24: ...trigger level 0 0 TM trigger mode trigger level 0 1 BR baud rate 9600 AS autostart command ID OF distance offset 0 5 Operating Modes Make sure that all cable ends are protected against short circuit e...

Page 25: ...14 Diagram of RS232 wiring at 9 pole D Sub cable jack Figure 15 Diagram of RS232 wiring at 25 pole D Sub cable jack 5 2 RS422 For configuration purposes and permanent data transmissions over a greate...

Page 26: ...AW Switching transitions can be set via parameter AH In the case of a positive AH the output switches with increasing distance from LOW to HIGH if the distances is found to be greater than AC AH 2 fro...

Page 27: ...igure 19 Wiring diagram of analog output The purpose of the analog output is to allow transmission of analog measured values via a 4 20 mA interface The amount of current which is injected into the li...

Page 28: ...ction 4 3 12 5 5 Trigger Input Figure 21 Wiring diagram of trigger input The trigger input is intended for triggering a distance measurement with an external signal that is applied as a voltage pulse...

Page 29: ...atedly reship LLD for repair E51 Failure to set avalanche voltage of diode laser 1 stray light or 2 hardware error 1 Check ambient light radiation Limit ambient light 2 Service required Reship LLD for...

Page 30: ...of the LLD You are prohibited from opening the LLD You are prohibited from loosening any screw at the LLD For necessary repair work you should carefully pack the LLD and reship it to the appropriate...

Reviews: