LIQUID LEAK SENSORS
WL 10
INTERNAL STRUCTURE
[
PP type
]
6
8
3
4
7
5
2
Part name
marking
Compatible with
EMC directive
1
Material
■
FEATURES
Low effects at detection point by introduction of new
optical technology
Needless shade plate, High precision
Compact and Slim size (
φ
25 mm, t = 10 mm)
Lead-free Soldering
1
2
3
4
5
6
7
8
Housing
Cover
PP
Mounting plate
Sealing cap
P.C. board
Label
Photo-interrupter
Cable
Glass-Epoxy
Polyester film
—
PVC
■
MODEL NUMBER DESIGNATION
W L 1 0 - N P - 2
Series name
Cable length
2:2 m
(
Standard
)
4:4 m
(
Semi-Standard
)
Switch output interface
N
:
NPN open collector
P
:
PNP open collector
Material of housing
P:
PP
Polypropylene
)
(
F:
PFA
(Perfluoroalkoxy alkane)
■
LIST OF MODEL NUMBERS
Model number
Switch output interface
Material of housing
2m
Cable length
4m
PP
WL10-NP-2
A
WL10-NP-4
NPN
PFA
WL10-NF-2
A
WL10-NF-4
PP
WL10-PP-2
A
WL10-PP-4
PNP
PFA
WL10-PF-2
A
WL10-PF-4
※
Verify the above model numbers when placing orders.
The products marked
A
are manufactured upon receipt of order basis.
LIQUID LEAK SENSORS
WL10
■
STANDARD SPECIFICATIONS
●
Unless otherwise specified, the specs are defined at an ambient temperature of 25
±
5 °C and excitation voltage of 24 V DC.
Item
Operating temp. range
Model number
°C
%RH
°C
WL10
NPN
−
10 ~ 60
35 ~ 85
(
No condensation
)
−
20 ~ 70
(
Atmospheric pressure, humidity 65 %RH maximum
)
Water (PP) / Corrosive fluids compatible with PFA
PP/PFA
g Approx. 30 (WL10-
*
P-2) Approx. 50 (WL10-
*
P-4, WL10-
*
F-2) Approx. 80 (WL10-
*
F-4)
PNP
General specifications
Operating humidity
Storage temp.
Pressure medium
Material of housing
Net weight
Power
Supply voltage
Consumption current
V DC
mA
maximum
12 ~ 24
±
10 %
10 (Except open collector output)
Switching capacity
Voltage endurance : 30 VDC
Sink current : 50 mA maximum
(Over current protection)
V
maximum
Voltage endurance : 24 VDC
Sourced current : 50 mA maximum
(Over current protection)
Output
Residual voltage
1.0 V maximum
2.0 V maximum
Operation grade
Normal condition : Switch output is ON / Green LED is ON
Leakage detection : Switch output is OFF / Red LED is ON
■
ENVIRONMENTAL CHARACTERISTICS
Test item
Vibration
Shock
Protection grade
EMC
Test conditions
10 ~ 500 Hz, 1.5 mm maximum / 98.1 m / S
2
, 3 directions for 2 hours each
490 m/s
2
, 3 directions for 3 times each
Specification
Meets standard specifications
IP67
EMI : EN55011: 2007, A2 : 2007 Group 1, class B
EMS : EN61326-1: 2006 Table 2
■
INTERNAL ELECTRICAL SCHEMATICS
NPN
LED Indicator
Red
Green
Power
B
Main circuit
Load
PNP
LED Indicator
Red
Green
Power
B
Main circuit
S.Output
Load
S.Output
Common
Common