Onicon system-10 - Page 28

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System-10-P1 Manual 09/15 - 0656-11 / 18320 Page 28
Open Collector Sinking or Dry Contact:
This type of output refers to an open collector switch congured in a current
sinking arrangement or a dry contact switch (see Fig. 4 and 5). Set the selector
switch, S1 to Sink. In either case, the switch must be rated for at least 20mA at
20 VDC.
Fig. 4
Fig. 5
Di3 In (+)
Di3 In (-)
Di3 In (+)
Di3 In (-)
ONICON
BTU Meter
ONICON
BTU Meter