SG-BWS-T4
21
Test function
The Test command temporarily disables beam emission in order to check switching to SAFE status.
This function can be activated by opening (for at least 0.5 seconds) an NC outer contact
(START/TEST/RESET push-button).
The TEST signal is active low.
When this function is activated, ESPE switches to SAFE status and displays the relevant warning (see
section 6 “Diagnostics and warnings”).
TEST
EMISSION
OSSDs
ON
OFF
ON
OFF
NORMAL
SAFE
500 ms
Response Time
Recovery Time
Fig. 20 Test function timings
Reset function
The same push-button can be used to reset the system after a lockout and the relevant error warning.
Hold the push-button for
at least 5s
to activate the
reset
function
.
If the push-button is held depressed when device is being turned on, the control unit switches to
“alignment” mode: please refer to paragraph 5.2 “Safety devices alignment”.
The RESET signal is active low.
