MICRO SWITCH Heavy-Duty Limit Switch 002345
HDLS Series Issue 10
Datasheet
FEATURES
NEMA 1, 3, 4, 4X, 6, 6P, 12, 13 and IP65/66/67
environmental sealing
NEMA/IP sealing features twin shaft seals for an extra
measure of protection
Rugged, corrosion-resistant zinc head and body are
phosphate treated and epoxy coated
Diaphragm seal between head and body provides an extra
measure of protection
Multiple connectivity options for international applications
Fluorosilicone seals available for low temperature
applications, and fluorocarbon seals available for chemically
harsh environments and higher temperature applications
Secure head-to-body retention with the head in any one of
four positions 90 apart
DESCRIPTION
Self-lifting pressure plate terminals saves wiring time
Honeywells MICRO SWITCH heavy-duty limit switches
Wide variety of actuators, switch options, and head styles
modular construction allows for a wide variety of actuator
Rotary actuated heads are field adjustable for CW actuation,
styles, operating heads, and electrical circuitry options. The
CCW actuation, or both
plug-in versions greatly reduce downtime on production lines
Silver or gold-plated contacts
with high actuation rates as replacement of the switch is
Plug-in and non plug-in bodies have identical operating
accomplished in seconds. The base receptacle contains all the
characteristics and are dimensionally interchangeable
wiring and conduit connection while the switching component
with operating head easily assembles to the base and is
POTENTIAL APPLICATIONS
attached with two screws.
Machine tools
They are ideal for many applications with demanding indoor
Automotive machine tools
and/or outdoor environments, where they may be subjected
Material handling
to shock or vibration from equipment, temperature extremes,
Outdoor electromechanical structures
dust, splashing water, coolant, and/or hose-directed water.
Balers/compactors
Conveyors
Food and beverage
DIFFERENTIATION
Power plants
Sintered bronze bearing on 303 stainless steel operating
Off-road equipment
shaft for enhanced mechanical life (up to 50 million
Agricultural equipment
actuation cycles) and operational reliability
Valves
All-metal drive train for consistent operating characteristics,
Transportation hubs
even at high temperature. Lasts longer (without need for
frequent adjustment) than drive trains with plastic parts
PORTFOLIO
Exclusive teller tab ensures proper torque. When it cannot be
The heavy-duty HDLS Series limit switch is part of Honeywells
moved, the lever is tight enough to prevent slippage
comprehensive and broad limit switch portfolio that includes
global, medium-duty, compact, hazardous area, and specialty
VALUE TO CUSTOMERS
limit switches. To view the entire product portfolio, click here.
NEMA 1, 3, 4, 4X, 6, 6P, 12, 13 and IP65/66/67
environmental sealing for demanding applications
Industry-leading breadth-of-product offering: HDLS
standard, HDLS harsh-duty epoxy sealed, or the HDLS
stainless steel
UL, CSA, CE, and CCC approvals for global use
Configurable product platform for design versatility
Large, existing installation base and channel allows for quick
delivery worldwide
Sensing and Internet of ThingsMICRO SWITCH Heavy-Duty Limit Switch, HDLS Series
Figure 1. MICRO SWITCH HDLS Series Features and Options
303 stainless steel operating shaft
on sintered bronze bearing for
enhanced mechanical life and operational reliability.
Field adjustable operating head
(CW and CCW, CW or CCW)
matches switch to the application.
Tracking interchangeability
of actuator levers for single-
Twin shaft seals for an
and double-pole switches,
extra measure of
plug-in and non-plug-in.
protection. Optional
uorocarbon or
uorosilicone seals.
Dual bearings deliver
enhanced mechanical life.
Exclusive teller tab ensures
proper torque. When it cannot
be moved, the lever is tight
enough to prevent
slippage.
Boss-and-socket
head design for secure
head-to-body retention.
Superior design of plug-in
terminal between switch body
and receptacle maintains electrical
continuity in harsh conditions Diaphragm seal
of temperature extremes, for exta measure
equipment vibration, and shock. of protection.
Unique, all-metal drive
Self-lifting pressure
train for consistent operating
plate terminals save
characteristics even at high
Rugged, corrosion-
wiring time.
temperature; lasts longer
resistant zinc head and
(without the need for
body are phosphate
frequent adjustment) than
Easily identied
treated and epoxy
drive trains with plastic parts.
grounding terminal
coated.
(inside) for compliance
with regulatory standards.
One piece at gasket: seals better than gaskets that go around
curves and corners. Does not contact the terminals pins to reduce
possibility of uid migration.
Front mounting and interchangeability of single- and double-pole switches,
Domestic and international
plug-in and non-plug-in with one another and with other switch brands.
conduit threads.
Each switch has four mounting holes; two through holes for front mount, and
two tapped holes in back for rear mount
2 sensing.honeywell.com