schmersal SLC 410 B, Монтаж и подключение, Страница: 72 / 112

34
TROUBLESHOOTING
The indications provided on the displays of Emitter and Receiver make it possible to trace
the cause of a system malfunction.
As indicated in the
“INDICATIONS”
chapter of this manual, in the case of a fault, the system
is blocked and a
"F"
letter followed by a numeric code identifying the type of fault is shown
on the display of the Receiver. (See the tables below).
EMITTER (BLINKING SYMBOLS)
7 SEGMENTS DISPLAY LED
SYMBOL MEANING RED GREEN YELLOW
REMEDY
F
Displayed alternatively
to the error code
ON OFF OFF
P
Range selection
incorrect or modified
ON OFF OFF
Carefully check the connection of
terminals 2 and 4 (EXT_RANGE0/1)
on the connector
A
Internal error
(add-on board)
ON OFF OFF
3
Internal error
(master board)
ON OFF OFF
4
Internal error ON OFF OFF
Send the equipment for repair
to SCHMERSAL.
RECEIVER
7 SEGMENTS DISPLAY LED
SYMBOL MEANING RED GREEN YELLOW
REMEDY
0
Overload of the OSSD static
outputs
ON OFF OFF
Take action in one of the following
ways:
š
(STANDARD and MASTER
MODELS)
Carefully check the connection of
terminals 1 and 3 (OSSD) on the
connector. If necessary, adjust
load reducing the current
required to max 500 mA (2 P F).
š
(SLAVE MODELS)
Send the equipment for repair to
SCHMERSAL.
b
BREAK
condition
(no mobile object) (D)
ON OFF OFF
Insert the mobile object inside the
gap.
b
BREAK
condition with
weak signal
(no mobile object) (D)
ON OFF OFF
š Insert the mobile object inside
the gap.
š Repeat the alignment operations.
š Clean the front surfaces.
(D) Applicable only to Blanking with Object Presence Obligation