Beckhoff ELX1052, Руководство по эксплуатации, Страница: 30 / 36

Mounting and wiring
ELX1052, ELX1054 and ELX1058 30 Version: 2.0.0
DIP switch
The DIP switch allows to invert the input signal for each channel of the ELX1054 separately. For the
inversion of the signal, the DIP switch must be set to the ON position.
Fig. 23: ELX1054 - DIP switch
Switch position for sensor
ON negative switching
OFF positive switching (default)
LED display
The following tables are assigned to the respective LED number of a channel.
LED display if DIP switch of the associated channel is in position OFF (default):
Input LED Error LED Meaning
off on Error detection: open- circuit on channel (I < 200 µA typ.)
off off Usual operation: NAMUR sensor on channel in non-conductive state
("0"; according to IEC 60947-5-6)
on on Error detection: short-circuit on channel (I > 6.3 mA typ.)
on off Usual operation: NAMUR sensor on channel in conducting state
("1"; according to IEC 60947-5-6)
LED display if DIP switch of the associated channel is in position ON :
Input LED Error LED Meaning
off on Error detection: short-circuit on channel (I > 6.3 mA typ.)
off off Usual operation: NAMUR sensor on channel in conducting state
("1"; according to IEC 60947-5-6)
on on Error detection: open- circuit on channel (I < 200 µA typ.)
on off Usual operation: NAMUR sensor on channel in non-conductive state
("0"; according to IEC 60947-5-6)