Excell Precision DIGITAL HIGH PRECISION WEIGHING SCALES Benutzerhandbuch

 

 

V1.0                                                                                                                                                                    SM2020010426 

24

EXCELL PRECISION CO., LTD.

       

 

The relay circuit board can be supplied either by the external AC power or internal DC 
power. 

 

•

 Relay powered by external AC power   

    PIN4 and PIN5 are connected with AC power source; J1 and J2 OPEN 
 
 
 
 
 
 
‚

 Relay powered by internal DC power   

    No power source input to PIN4 and PIN5; J1 and J2 SHORT 

 

 

OK, High, Low can be set at NO (normal open status) or NC (normal close status) 
respectively. 

•

 OK、High、Low at NO ( normal open status) 

⇒

 default setting 

 
 
 
 
 
 
 
 
 

 

  ‚ OK、High、Low at NC( normal close status) 

Please use a knife to cut the J3, J4 and J5 not connect (open) and solder the J6, J7 
and J8 connected.