D4N
This basic safety limit switch can have different actuators
(for example roller lever and roller plunger) to suit the
application. Designed for door monitoring, it is the ideal
additional safety measure in case the main safety switch fails.
In addition to machine directive related standards the D4N
conforms to EN115 (for escalators) and EN81 (for lifts).
D4NR
This manual reset switch works like an ordinary limit switch,
but once it’s activated, the system that it protects remains
in the OFF position until the switch is manually reset. Of course
D4NR also conforms to EN115 and EN81.
D4NS
The D4NS is a safety door switch that is suitable for safety
guard interlocking according to EN1088 (ISO 14119).
The D4NS offers superior features at a very attractive price,
in a size that is in accordance with EN 50047.
D4NH
A safety-door hinge switch whose miniature size makes
it ideal for use in machines and other equipment where space
is a premium. The hinge switch can be hidden in a door,
preventing it from being defeated. It is ideal for use in safety-
critical applications to provide mechanical redundancy
in systems up to Category 4.
D4NL
A completely redesigned version of its predecessor, this
guard-lock safety-door switch offers a holding force of 1300N
to provide exceptional safety on doors. Its robust housing
meets IP67 specifications, enabling it to operate in the
harshest environment.
D4GL
This guard-lock safety-door switch is designed for interlocking
applications where a slim profile is required. It offers
an impressive holding force of 1000N to provide exceptional
safety on doors.
The six sub-families in this safety switch range include:
D4NH
Shaft switch
D4N
Roller plunger
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