TVOC MANUAL
Ion Science Ltd
Page 8 of 32
Diagram 4.1
4
TVOC Setup
4.1 Selector Pins
TVOC has a number of settings that can be selected by the user
via a row of 4 selector pins mounted on the reverse side of the
main PCB. Diagram 4.1 shows the location of the functional
selector pins labelled - A, B, C & D.
The selector pins absence or presence determines the chosen
setting.
TVOC is shipped with all 4 selector pins fitted as shown in
diagram 4.2.
Diagram 4.3 demonstrates the removal of 1 selector pin.
Diagram 4.1
Diagram 4.2
Diagram 4.3
