General-purpose Limit Switch
D4A-
@N
F-13
Limit
Switches
Heads
Note: 1.
Levers for Roller Lever Switches are optionally available. Select the lever from those listed in this data sheet and order (refer to
Levers
on pages 28 and 29).
2.
The D4A-C00 adjustable roller lever is too heavy and long for these heads and it should not be used or mechanical malfunction will result.
3.
These heads cannot be used for double break operations.
Type
Appearance
Approved standards
Roller lever
(See note 1.)
UL, CSA
UL, CSA
Side plunger
UL, CSA
Top plunger
UL, CSA
Flexible rod
UL, CSA
Standard:
D4A-0001N
High-sensitivity:
D4A-0002N
Low torque:
D4A-0003N (see note 2)
High-sensitivity/low torque: D4A-0004N (see note 2)
Sequential operation:
D4A-0017N (see note 3)
Center neutral operation:
D4A-0018N (see note 3)
Maintained:
D4A-0005N
Standard:
D4A-0006N
Horizontal roller:
D4A-0007-HN
Vertical roller:
D4A-0007-VN
Side adjustable:
D4A-0008N
Standard:
D4A-0009N
Roller plunger:
D4A-0010N
Plunger adjustable:
D4A-0011N
Spring wire
D4A-0012N
Plastic rod
D4A-0014N
Cat whisker
D4A-0015N
Coil spring
D4A-0016N