CIRCUTOR computer SMART III-Fast Series - Manual (Page 57)

4�7�- INPUTS
The Computer SMART III FASTcomprisestwodigitalinputs(terminals31and32of Figure
2 )foractivatinganyofthefour target cos φ ,inotherwords,thedesiredpowerfactorforthe
installation,whichcanbeprogrammedintheunit�See“ 5.3.- TARGET COS φ ”
Table 10: Selection of the target cos φ.
Digital input 2 Digital Input 1 Target cos φ
0 0 1
0 1 2
1 0 3
1 1 4
Onthedisplay,the iconindicateswhichofthe4possibletargetcosineswasselected�
4�8�-OUTPUTS
Theunitfeatures:
 Arelay(terminals37and38of Figure 2 )dedicatedtoactivatingafanwhenapre-de-
terminedtemperatureisexceeded,whichcanbeprogrammedin "5�15�- FAN” ,isalso
connectedtothe FanLED�
 Afullyprogrammablealarmrelay(terminals39,40and41of Figure 2 ),see 
“5.19.- ENABLING ALARMS”
 Twodigitaloutputs,fullyprogrammableoptoisolatedNPNtransistors(terminals34,
35and36of Figure 2 ),see “5.19.- ENABLING ALARMS”
Computer SMART III FAST 6model:
 SixoptoMOSrelayoutputs(terminals15���21of Figure 2 )fortheregulationofcosφ
viacapacitors�
Computer SMART III FAST 12model:
 TwelveoptoMOSrelayoutputs(terminals15���27of Figure 2 )fortheregulationof
cosφviacapacitors�
57 Instruction Manual
Computer SMART III FAST