Datasensor BWS-T2 Series - Page 9

BWS-T2 Series Instructions manual
6
The flow chart on the following page can be used to describe the
operation of the BWS-T2:
BWS-T2 OPERATION
Start
Activated
?
Failure
Blocked state
Interrupt
Light-Beam
Test
Power on
Output-Contact
Open
?
Output-Contact
Closed
?
?
Yes
Yes
Yes
Failure
?
Blocked state
YesNo
No
No
No
No
Output-Contact
Open
Yes
Initial Test
Cycle Test
Q
QQ
Q
R
RR
R
S
SS
S
T
TT
T
U
UU
U
V
VV
V
Output-Contact
Open
Figure 1