Datasheet

Switching, Sensing and Control Solutions
from GENTECH INTERNATIONAL LTD
Grangestone Industrial Estate, Girvan, Ayrshire KA26 9PS, United Kingdom
Telephone: [phone]. Fax: [phone]
Email: [e-mail]
Website: gentech-international.co.uk
LDS SERIES
CLOSE DIFFERENTIAL
HORIZONTAL
LIQUID LEVEL SENSORS
DESIGN
FEATURES
● High and low level
sensing
● Normally open or
normally closed operation
by rotating through 180°
● Externally fitted via
compression grommet
● Internal fitted M16
● Close operate release
differential
● Housing materials nylon
6.6 or glass filled
polypropylene
● Sealing washers and
materials suitable for a
wide range of chemicals
● Reed switch reliability
● Temperature range up to
130°C
These contact ratings are for resistive loads. For
inductive, capacitive and tungsten filament lamp
loads refer to the circuit protection notebook.
Environmental Specifications
Housing and Float Material (a) Operating Temperature Minimum SG
LDS3-Glass Filled Nylon 6.6 (b) -30º to +130ºC 0.7
LDS8-Glass Filled Polypropylene (c) -30º to +110ºC 0.7
a Detailed chemical resistance information for specific liquids is available on request.
b Higher temperature models available.
c For boiling water applications the maximum operating temperature limits are:- Continuous boiling water 80°C. Non continuous boiling water 100°C
Mechanical Specification
Mounting Operate Release Shock Vibration
Position Angle Angle
±30º from Minimum 9º from Maximum 11º from 50g for 11ms duration 35g up to 500Hz
horizontal mounting angle mounting angle (reed switch only) (reed switch only)
To MIL STD 202,
method 213A
Electrical Connections
CABLE OPTIONS
Standard cable is fitted with 2 x 18 AWG, 32/0.2mm stranded, with PVC insulation approved to UL/CAS/BS6361.
Double insulated cable fitted with 24/0.2mm stranded, with PVC insulation approved to UL/CAS/BS6500
Operational Characteristics
Contact Configuration SPST
Reed
Switch
Contact ratings maximum (resistive loads) Volts DC 100
Volts AC 250
Amps 1.0
Watts 15
Minimum withstand across open contacts Volts 800
Initial contact resistance Ohms 0.25