E3S-C E3S-C
Precautions
CONNECTION
If th e input/outpu t line s of th e photoele ctri c sensor are pla ced in the
same condui t or du ct as powe r line s or high- voltag e line s, th e photo-
electri c sensor coul d be indu ced to malfun ction , or be damaged , by
th e electri cal noi se. Eithe r separat e th e wiring , or use shielde d lines
as input/outpu t line s to th e photoele ctri c sensor.
The cor d conne cted to th e E3S-C can be extende d up to 100 m pro-
vide d tha t th e diamete r of each wir e of th e cor d is 0.3 mm
2
minimum.
POWER SUPPLY
If th e standar d swit chin g regulato r is used as a powe r suppl y, the
fram e groun d (FG) termina l and th e groun d (G) terminal , on the
powe r suppl y, mu st be grounded . If thi s is no t don e th e E3S-C may
malfun ction , du e to th e swit chin g noi se of th e powe r suppl y.
WATER RESISTANCE
To ensur e th e wate r resistan ce of th e E3S-C, tighte n th e sc rew s of
th e operatio n pane l cover to a torqu e of 3.5 to 5.5 kgf
cm (0.34 N
m to 0.54 N
m).
MALFUNCTIONING
If an in verter mo tor or servomo tor is used wi th the E3S-C, the frame
groun d (FG) termina l and th e groun d (G) terminal , on th e moto r,
mu st be grounded , otherwi se th e E3S-C may malfun ction.
Installation
MOUNTING
Use M4 screw s to moun t th e E3S-C. The tightenin g torqu e of each
sc rew mus t be 12 kg f
m (1.18 N
m) maximum.
DIRECT MOUNTING
Moun t th e E3S-C as show n in th e followin g illustrations.
Two , 4.5 dia.
throug h holes
M4 hole
M4 hole
Two, M3
M4 hole
M4 hole
M3
M4
OPTICAL AXIS OF THROUGH-BEAM
SENSOR
The E3S-C through-bea m model s in corporat e tw o len ses, on e of
whic h wil l be use d as show n in th e followin g illustration . When using
a slit , th e sli t mu st be on th e sid e wher e th e len s is lo cated.
Len s in use . The slit
mus t be on thi s side.
Len s no t in use.
Cat. No. CEDSAX2 3/97 Specification s subjec t to chang e withou t notice. Printe d in U.S.A.
Omron Europe B.V. EMA-ISD, tel:+31 23 5681390, fax:+31 23 5681397, http://www.eu.omron.com/ema
NOTE: DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters to inches divide by 25.4.
