Photoelectrics
Retro-reflective, Polarized
Type EP 1820, DC, PBTP-housing
Range: 2.0 m
Modulated red light, polarized
Supply voltage: 10 to 40 VDC
Output: 200 mA NPN or PNP
Make and break switching functions, LED, indication
Protection: Reverse polarity, short-circuit, transients
Improved immunity to reflecting surfaces
Heavy duty M18 metal housing, IP67
Cable and plug versions
Product Description Ordering Key
EP 18 20 NPA S-1
Type
The EP1830 is a family of provides adequate sensing
Housing diameter
general purpose polarized performance. The sensors are
Range
retro-reflective sensors in a easy to adjust with a 270 sin-
Output type
short M18 metal housing for gle turn potentiometer. The
Housing material
heavy duty applications. They output is a 4-wire comple-
Connection type
are useful for simple applica- mentary NO or NC thyristor
tions, where a basic sensor (SCR) output.
Type Selection
Housing Rated Connection Ordering no. Ordering no.
diameter operating NPN PNP
dist. (S ) Make & break switching Make & break switching
n
M18 2.0 m Cable EP 1820 NPAS EP 1820 PPAS
M18 2.0 m Plug EP 1820 NPAS-1 EP 1820 PPAS-1
Specifications
Rated operating dist. (S ) Up to 2.0 m Light source GaAlAs LED, 660 nm
n
Ref. reflector type ER4, 84 mm Light type Red polarized, modulated
Optical angle 2
Sensitivity 270 single turn pot.meter
Light spot size 150 mm at 2 m
Temperature drift 0.4%/C
Ambient light Max 5'000 lux
Hysteresis (H)
Operating frequency (f) Max. 100 Hz,
(Differential travel) 3 to 20 %
light-dark ratio 1.2
Rated operational volt. (U ) 10 to 40 VDC (ripple included)
B
Response time
Ripple (U ) Max. 10%
rpp OFF-ON (t ) 3.2 ms
ON
ON-OFF (t ) 5 ms
OFF
Output current
Continuous (Ie) 200 mA
Indication
Short-time (I) 200 mA
Function Dark and light
max. load capacity 100nF
(complementary) switch.
Output ON LED, yellow
No load supply current (IO) Max. 20 mA
Environment
Min. operational current (I ) 0,5 mA
m
Overvoltage category III (IEC 60664/60664A; 60947-1)
OFF-state current (I ) Max. 100 A
r
Pollution degree 3 (IEC 60664/60664A; 60947-1)
Voltage drop (U ) Max. 2.5 VDC @ 200 mA
d
Degree of protection IP 67 (IEC 60529; 60947-1)
Protection Reverse polarity, short-circuit,
Temperature
transients
Operating -20 to +60C (-4 to 140F)
Transient voltage 1 kV / 0.5 J Storage -30 to + 70C (-22 to 158F)
Power ON delay (t ) Typ. 70 ms
v
Vibration 10 to 150 Hz, 0.5 mm/7.5 g
(IEC 60068-2-6)
Shock 2 x 1 m & 100 x 0.5 m
(IEC 60068-2-32)
Specifications are subject to change without notice (08.02.06) 1(inch)
EP 1820, DC
Specifications (cont.) Dimensions
Dielectric voltage 500 V (IEC 60364-4-41)
Housing material
Body Nickel plated brass
Front PMMA, red
Cable end Polyester, black
Nuts Nickel plated brass
Connection
2
SENSIT
Cable Grey, 2 m, 4 x 0.35 mm ,
oilproof PVC
Plug M12 x 1
Cable for plug (M1) CON.1A... series
Weight
Cable version 175 g
Plug version 90 g
CE-marking Yes
SENSIT
Operation Diagram
Power supply
Object present, light beam interrupted
Tv
Output ON: Break switching (NC), WH (2)
Tv
Make switching (NO), BK (4)
Wiring Diagrams Detection Diagram
Sensor
Y
+ (feet)
1 BN 1 BN + X
ER4
Reflector
1.6 3.3 4.9 6.6 10
8.2
4 BK 20.0 0.8
2 WH 2 WH
10.0 0.4
4 BK
3 BU
3 BU
0.0 0
-
-
NPN
PNP
-10.0 -0.4
-20.0 -0.8
0.0 0.5 1.0 1.5 2.0 2.5 3.0
Distance (m)
Installation Hints
To avoid interference from inductive voltage/ Relief of cable strain Protection of the sensing face Switch mounted on mobile carrier
current peaks, separate the prox. switch pow-
er cables from any other power cables, e.g.
motor, contactor or solenoid cables
Incorrect
Correct
Any repetitive flexing of the
The cable should not be pulled A proximity switch should not serve as
mechanical stop cable should be avoided
Accessories
Delivery Contents
Photoelectric switch ER1820. Reflectors: ER series
2 nuts Connector type CON.1A../CON.14NF.. series
Packaging: Plastic bag MB18A
APA18-RAR
For further information refer to Accessories.
2 Specifications are subject to change without notice (08.02.06)
(mm)
5.2