SG-BWS-T4
24
6.2.
Failure state signalling
INDICATION
STATUS
DESCRIPTION
TO DO
POWER
NORMAL
SAFE
Off
Power disconnected or inner fuse
blown due to overload.
Check power supply
POWER
NORMAL
SAFE
FAILURE
LOCKOUT
It is impossible to determine
selected reset mode
Check MAN/AUTO switch
connection (terminal 6, see 4.3)
POWER
NORMAL
SAFE
FAILURE
LOCKOUT
OSSD test routine has failed.
Check OSSD outputs connections
(see 4.3). Make sure there is no
short-circuit and check the
features of the load downstream
of the OSSD (see section 9)
POWER
NORMAL
SAFE
FAILURE
LOCKOUT
EDM test has failed
Check EDM connections (see 4.5)
or disable EDM function (see 4.3)
if you do not wish to use it.
POWER
NORMAL
SAFE
FAILURE
LOCKOUT
Start signal time-out tripped.
Make sure you hold the Start
button depressed for less than 5s.
POWER
NORMAL
SAFE
FAILURE
LOCKOUT
One of microprocessor tests has
failed
Disconnect power supply and
reconnect it. If error persists,
please contact the Technical
Service.
POWER
NORMAL
SAFE
FAILURE
LOCKOUT
Test of indicated safety sensor
has failed.
Make sure there is no interference
across different photocell sets.
Tab. 12 Failure state signalling
