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Modellbahn Digital Peter Stärz 

Dresdener Str. 68 – D-02977 Hoyerswerda – 



 +49 3571 404027 – www.firma-staerz.de – [email protected] 

 

Loco Controller  

with 3-digit Display 

for Selectrix, Selectrix-2, DCC and Motorola 

with SX-Bus-Plug 

DHR-PIC

v1a-2013

 
 
 

 

 
 
 

 

Degree of difficulty:

 

easy

 

 

medium 

 

difficult 

Necessary skills: 

-  Assembly of the PCB 
-  Drill, countersink und saw/mill the case 
-  Dismantle and wiring a 5-pole cable 
 

 

The  Loco  Controller  DHR-PIC  is  a  comfortable  and  easy  to 
use  hand  control  unit  with  SX-Bus-Plug  supporting  several 
protocols. 
Additionally  to  Selectrix  also  the  digital  formats  Selectrix-2, 
DCC  and  Motorola  are  supported.  That  allows  the  Control 
Panel  SPF-PIC  not  only  to  be  used  in  combination  with  the 
Professional Central Unit ZS1, but also with the Digital Central 
Unit ZS2 or the MTTM FCC. 
Five keys and one rotary switch and the 3-digits display grant 
easy access to controlling locomotives in  address range 0 to 
999 – also with one hand only. 

Special features 

-  supports Selectrix, Selectrix-2, DCC, Motorola 
-  Easy handling 

 

Table of content 

Special features ................................................................................1

 

Technical specifications ....................................................................2

 

Compatibility ..................................................................................2

 

Kit contents........................................................................................2

 

Maintenance and care ......................................................................2

 

Assembly instruction .........................................................................3

 

Component layout diagram on the PCB .......................................3

 

Populated PCB ..............................................................................3

 

Drilling template.............................................................................4

 

Description of operation....................................................................5

 

Bringing into service......................................................................5

 

Signs and symbols ........................................................................5

 

Selection of a locomotive ..............................................................5

 

Controlling locomotives .................................................................5

 

 

Содержание Selectrix DHR-PIC

Страница 1: ...s Selectrix 2 DCC and Motorola are supported That allows the Control Panel SPF PIC not only to be used in combination with the Professional Central Unit ZS1 but also with the Digital Central Unit ZS2 or the MTTM FCC Five keys and one rotary switch and the 3 digits display grant easy access to controlling locomotives in address range 0 to 999 also with one hand only Special features supports Select...

Страница 2: ...ering flux Pay atten tion to solder speedy to avoid device damage by overheating Be aware that the PCB mounts from the two sides For assembly of the case a drill machine or a portable electric drill according drill bits 2 0 mm 7 mm and a countersink for M2 counter sunk screws is required Non Use When the Loco Controller DHR PIC is not used it should be stored at a dry and clean place The Instructi...

Страница 3: ...ht labelled front IC2 78L05 black front 5 7 segment element push buttons and rotary switch Place and solder these in this order on the bottom side of the PCB Watch out to place 7 segment elements with the correct orienta tion dots downwards 6 Electrolytic capacitors watch polarity Electrolytic capacitors are placed reclined The positive pole longer lead of C4 and C5 must face to the left so that m...

Страница 4: ...nd attach it to the case The sticker matches exactly the framed part of the case Work very precisely here 3 Add one washer each mount the main PCB and fix it with the remaining 4 short threaded studs 4 Mount the bottom case part and fix it using the case screws Pay once again attention not to quench the SX bus cable 5 The rotary knob is assembled Leave a space of about 1mm to the front to ensure t...

Страница 5: ...t addresses center and right points blink DCC long addresses left and center point blink Motorola MM new left point blinks Selection of an address After the selection of the digital format the address of the locomo tive can be chosen Blinking numbers highlight the current position which is being changed Iterates addresses in single steps only available for Selectrix 1 DCC short and Motorola Switch...

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