VEGA SI-13/User Manual
8
Revision 08 – 04 May 2018
3 OPERATION
CONTACTS
The pulse counter has 10 contacts, see table below:
Contact
Description
-V
Power -
+V
Power +
B
RS-485 B
A
RS-485 A
Tx
RS-232 TX
Rx
RS-232 RX
,
Signal ground
In1, In2
Pulse inputs 1 and 2
Ground “
” contact is used for connecting of RS-232 or RS-485; ground “ ” is used for
connecting of pulse inputs 1 and 2.
The counter pulse inputs are used to connect circuits with the following types of NO
contacts: