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13

MICRO SWITCH Heavy-Duty Limit Switch, HDLS Series

Table 5. Side Rotary • MICRO SWITCH HDLS Series Order Guide/Recommended Listings

Maint.

Contact

(LSQ)

Maint. Contact

(LSN)

Center Neutral

(LSM)

Sequence Action

(LSL)

Description

Maint.

360° Alt.

Action

Maintained,

2-pos1,2. Std.

Center Neutral

(Pole 1 operates

CCW; Pole 2

operates CW)

Sequential

(Pole 1 operates

before Pole 2, either

CW, CCW, or both)

SPDT

SPDT DPDT

DPDT

DPDT

Contact closed n

Contact open o

0°

0°

90°

Maintained

Contact

1

2

3

4

180°

270°

85°

0°

25°

65°

Maintained

Contact

1

2

3

4

85°

0°

25°

65°

Maintained

Contact

1

2

3

4

5

6

7

8

18°

0°

8°

8°

18°

75°

75°

0°

75°

0°

15°

25°

20°

10°

Pretravel

65° max.

65° max.

18° max.

Pole 1: 15°

Pole 2: add’l 10°

Different. travel

40° max.

40° max.

10° max.

each pole: 5°

Overtravel

20° min.

20° min.

57° min.

48° min.

Oper. torque

0,45 Nm [4 in-lb]

0,45 Nm [4 in-lb]

0,45 Nm [4 in-lb]

Action

Maintained

CW & CCW (Momentary)

Op. temp range6

-1°C to 121°C [30°F to 250°F]

(for low temp, high temp, or preleaded versions, see pages 8-9)

-12°C to 121°C

[10°F to 250°F]

(for low temp, high temp, or pre-

leaded versions, see pages 8-9)

Circuitry

Contacts Body Style5

Conduit

(NPT)

Options

SPDT

Double Break

Silver

Plug-in

0.5 in

LSQ300

LSN1A

Gold3

Plug-in

0.5 in

–

LSN1E

Silver

Plug-in

0.5 in

120 V Ind. lite4

–

LSN5A

Silver

Plug-in

0.5 in

240 V Ind. lite4

–

LSN8A

Silver

Non-

plug-in

0.5 in

–

LSN3K

DPDT

Double Break

Silver

Plug-in

0.75 in

–

LSN2B

LSM2D

LSL2C

Silver

Plug-in

0.5 in

–

LSN6B

LSM6D

LSL6C

Gold3

Plug-in

0.5 in

–

–

LSM6U

–

Silver

Non-

plug-in

0.75 in

–

LSN4L

LSM4N

LSL4M

Silver

Non-

plug-in

0.5 in

–

LSN7L

LSM7N

LSL7M

1

Mechanical trip before electrical trip.

2

Total travel is approximately 80° max. Maintained contact switch normally used with LSZ53 yoke actuator.

3

Gold-plated contacts

4

Use at voltage indicated for light. Wired to NO circuit. Upper temperature limit for lighted units is 93°C [200°F].

5

Plug-in listings include base receptacle

6

Completely fluorocarbon-sealed switches are preferred for temperatures above 93°C [200°F].

NOTE: Same polarity each pole.

To order a fluorocarbon sealed switch, insert the letters

Y and C into the catalog listing as follows. The LSA1A limit switch is changed to a LSYAC1A limit switch.

To order a low temperature, fluorosilicone sealed switch, insert the letters

Y and B into the catalog listing as follows. The LSA1A limit switch is changed to a LSYAB1A

limit switch.

POLE 1

POLE 2