LINEAR AND ROTARY POSITION

SLF Series

Short Longfellow linear position transducer

The Short Longfellow is frequently used for measuring linear position or displacement up to 6 inches (152,4 mm) on a wide variety of manufacturing and process equipment. The mechanical design of the unit’s front bearing, anodized extruded aluminum housing, stainless steel shaft and precious metal wipers are suitable for a factory’s harsh environment.

Based on the proprietary MystR® conductive plastic film, it provides a high resolution, absolute position measurement without external signal conditioners.

Operating temperature:

 

-65 °C to 105 °C (-85 °F to 221 °F)

Supply voltage (max.):

 

 

40 Vdc

Starting force (max.):

 

 

 

Standard

 

 

0,45 kg (1.0 lb)

Water resistant

 

 

2,27 kg (5.0 lb)

Backlash (max.):

 

 

0,025 mm (0.001 in)

Shaft Ø:

 

 

1/4 in

Termination:

 

Connector, Binder Series 681

Housing length:

 

= Electrical travel

+ 3.05 in (77,5 mm)

Mechanical travel:

 

= Electrical travel + 0.2 in (5,1 mm)

 

Electrical Travel

Total Resistance

 

(in (mm))

 

(Ohm)

SLF01 or SLW01

1.0 (25,4)

 

1500

SLF02 or SLW02

2.0 (50,8)

 

3000

SLF03 or SLW03

3.0 (76,2)

 

4500

SLF04 or SLW04

4.0 (101,6)

 

6000

SLF06 or SLW06

6.0 (152,4)

 

9000

 

 

 

 

0.45

 

 

 

 

1

(11.4)

0.90

 

 

 

5

 

(22.9)

 

 

 

 

0.06

 

 

 

 

(1.5)

 

 

 

 

0.45

0.154 (3.91)

 

 

 

(11.4)

 

 

0.90

 

 

(2 holes per bracket)

 

 

 

 

 

 

(22.8)

 

 

 

 

 

 

 

1.75

 

 

 

 

 

(44.5)

 

 

 

 

 

0.88

 

Movable

 

 

(22.4)

0.19

 

 

 

mounting

 

 

 

(4.8)

brackets

 

 

 

0.38

 

 

 

 

0.68

(9.6)

 

 

 

 

 

 

 

X

 

(17.2)

 

 

 

 

 

1.35

 

 

 

 

 

(34.4)

 

 

 

 

 

MOUNTING BRACKETS

 

 

 

 

 

7/16 in.

1/4 in.

 

 

 

(6.6)

 

(6.3)

 

 

 

across

across

 

 

 

flats

 

flats

 

 

3

Shaft

 

 

 

 

 

Extended

 

 

 

 

1

 

 

 

1.36

 

 

 

 

(34.5)

2

 

 

 

 

 

2000 ohm

 

 

 

 

 

current limiting resistor

 

0.45

 

 

 

 

 

 

 

 

 

 

(11.4)

 

 

 

1/4-28 NF-2A thread

 

 

OPTIONS

Standard

Mating connector, 3718401, sold separately

± 0.1 % Linearity

ELECTRICAL TRAVEL

REFERENCE

1.0 (25,4)

SLF01N1500B6A

2.0 (50,8)

SLF02N3000B6A

3.0 (76,2)

SLF03N4500B6A

4.0 (101,6)

SLF04N6000B6A

6.0 (152,4)

SLF06N9000B6A

 

 

± 1.0 % Linearity

ELECTRICAL TRAVEL

REFERENCE

1.0 (25,4)

SLF01N1500F6A

2.0 (50,8)

SLF02N3000F6A

3.0 (76,2)

SLF03N4500F6A

4.0 (101,6)

SLF04N6000F6A

6.0 (152,4)

SLF06N9000F6A

 

 

Water resistant

Mating connector, E02903021, sold separately

± 0.1 % Linearity

ELECTRICAL TRAVEL

REFERENCE

1.0 (25,4)

SLW01N1500B6A

2.0 (50,8)

SLW02N3000B6A

3.0 (76,2)

SLW03N4500B6A

4.0 (101,6)

SLW04N6000B6A

6.0 (152,4)

SLW06N9000B6A

± 1.0 % Linearity

ELECTRICAL TRAVEL

REFERENCE

1.0 (25,4)

SLW01N1500F6A

2.0 (50,8)

SLW02N3000F6A

3.0 (76,2)

SLW03N4500F6A

4.0 (101,6)

SLW04N6000F6A

6.0 (152,4)

SLW06N9000F6A

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Honeywell Switches and Sensors manual SLF Series Short Longfellow linear position transducer, ± 0.1 % Linearity, Ohm