© 2016 Littelfuse Protection Relays & Controls

www.littelfuse.com/

Rev: 1-A-062716

Protection Relays

Pump Controls and Liquid Level Controls

www.littelfuse.com/llc2

LLC2 SERIES

Specifications

Control

Type

Resistance sensing for high & low level

detection of conductive liquids

Sense Voltage

12VAC at probe terminals

Sense Resistance

Fixed or adjustable to 100KΩ

Sense Resistance Tolerance Adjustable: guaranteed range

Fixed: ±10%

Input

Voltage

24, 120, or 230VAC

Tolerance

24VAC

-15% - 20%

120 & 230VAC

-20% - 10%

AC Line Frequency

50/60 Hz

Output

Type

Electromechanical relay

Form

Isolated, SPDT

Rating

10A resistive @ 120/240VAC & 28VDC;

1/3 hp @ 120/240VAC

Life

Mechanical - 1 x 107; Electrical - 1 x 105

Protection

Isolation Voltage

≥ 1500V RMS between input, output, & probe

Mechanical

Mounting

Surface mount with two or four #6

(M3.5 x 0.6) screws

Termination

0.25 in. (6.35 mm) duplex male quick connect

terminals. Terminal blocks for up to #14 AWG

2.5 mm2) wire

Dimensions (Open Board)

H 101.6 mm (4.0”); W 76.2 mm (3.0”);

D 50.8 mm (2.0”)

Environmental

Operating/Storage

Temperature

-20° to 55°C / -40° to 80°C

Coating

Printed circuit board is conformal coated to

resist moisture and corrosion

Weight

≅ 9 oz (255 g)

Mounting Dimensions

4.0

(101.6)

0.5

(12.7)

2.0

(50.8)

0.163 (4.14)

3.0

(76.2)

0.44

(11.35)

0.25

(6.35)

3.62

(91.9)

3.5

(88.9)

2.12

(53.8)

2.5

(63.5)

0.19

(4.83)

0.25

(6.35)

DIAGRAM

KEY

MODEL NUMBERS ENDING IN:

N

C

W

0.440”

(11.176 mm)

0.250”

(6.350 mm)

X

3.620”

(91.948 mm)

3.500”

(88.900 mm)

Y

2.120”

(53.848 mm)

2.500”

(63.500 mm)

Z

0.190”

(4.826 mm)

0.250”

(6.350 mm)