FEATURES
· Solid state technology,
no moving parts
· Miniature size, easy to install
· TTL compatible or transistor output
versions
· 10, 250 or 500 mA output current
· Trogamid housings
· High media compatibility
· Fast response, electrically robust
OLT Series
Trogamid optical liquid level switches
WETTED MATERIALS
Tip and housing: Trogamid
SPECIFICATIONS
Maximum ratings
Supply voltage
OL T01... 5...12 V
OL T25X... 5...16 V
OL T25U... 10...28 V
OL T50... 10...40 V
Supply current
OL T01..., OLT25... 15 mA
OL T50... 25 mA
Output current
OL T01...* 10 mA
OL T25... 250 mA
OL T50... 500 mA
Operating temperature range
OL T01..., OLT50... -25...80°C
OL T25... -40...125°C
Pressure range
OL T ...F 20 bar
all others 7 bar
ELECTRICAL CONNECTION
3 wire version
Red
Green
Blue
4 wire version
Black
Red
Green
+V
S
Outpu
GND
LED
+V
S
Outpu
Dielectric strength 4 kV
Protection class IP 67
* 10 mA sink current, source current depends on VS and R
Blue
L
GND
PERFORMANCE CHARACTERISTICS
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OUTLINE DRAWING
OLT Series
Trogamid optical liquid level switches
mm
M10 thread
(Housing type OL T...F ...)
Ø 12
mass: 5 g dimensions in mm
M10 x 1.0
M12 thread short
(Housing type OL T...K...)
19
mass: 6 g dimensions in mm
18.70
16.70
19.40
14.70
M12 thread long
(Housing type OL T...L...)
4
Ø 10 +0.10
6.95
M12 x 1.0
29.70
14.70
4
6.95
Ø 10.40
4
19
mass: 10 g dimensions in mm
Note: Do not mount the sensor with prism pointing downwards.
The prism should be at least 10 mm away from any infrared-reflecting surface.
M12 x 1.0
Ø 10.40