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REFRIGERATION TEMPERATURE CONTROL

Provide Positive Control of Refrigeration Applications where Remote

Control is Desired

FEATURES

• Hydraulic action element.

• Dustproof steel case with top and bottom knockouts.

• Temperature dial graduated in °F and °C and can be adjusted through cover.

• High electrical ratings allow operation of most equipment without use of relays

or motor starters.

• Model 1609-90 — For use in zoning systems where all thermostats control a

common compressor & a separate solenoid refrigerant valve in each zone.

SPECIFICATIONS

Dimensions . . . . . . . . . . . . 5

3

/

8

H + 2

5

/

16

W x 2

9

/

16

D

Finish . . . . . . . . . . . . . . Grey

Bulb Mounting . . . . . . . . . . . Clamp included with all models except

1609-90

Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. listed and C.S.A. approved

1609-101

PARTS AND ACCESSORIES

• F89-0027 Refrigeration Well

• F55-0088 Packing Nut

Full

Motor Rating

Model

Capillary

Bulb

Switch Electrical

(Full Load)

Number

Range

Differential

Length

Size

Action Rating

120 VAC 240 VAC

1609-90

-20 to +50°F

Adj. 3 to 25°F

8 ft.

5

1

/

4

x

3

/

8

Close on HH2C 7.4A 3.7A

(-29 to +10°C)

(2 to 14°C)

Rise

see page 222

1609-101

-30 to +90°F

Adj. 3.5 to 40°F

5 ft.

5

1

/

4

x

3

/

8

Close on FGH 16.0A 8.0A

(-34 to +32°C)

(2 to 22°C)

Rise

see page 222

1609-103

-30 to +90°F

Adj. 3.5 to 40°F

10 ft.

5

1

/

4

x

3

/

8

Close on FGH 16.0A 8.0A

(-34 to +32°C)

(2 to 22°C)

Rise

see page 222

1609-104

-30 to +90°F

Adj. 3.5 to 40°F

20 ft.

5

1

/

4

x

3

/

8

Close on FGH 16.0A 8.0A

(-34 to +32°C)

(2 to 22°C)

Rise

see page 222

1609-105

-30 to +90°F

Adj. 3.5 to 40°F

5 ft.

5

1

/

4

x

3

/

8

Close on FGH 16.0A 8.0A

(-34 to +32°C)

(2 to 22°C)

Rise

see page 222

1687-9

-30 to +90°F

Adj. 4.5 to 40°F

8 ft.

5

1

/

4

x

3

/

8

SPDT SPDT 7.4A 3.7A

(-34 to +32°C)

(2.5 to 22°C)

see page 222

Knob adjustment

SPDT Contact Structure

SPDT Rated Controls

Switch Action

R-B Open on Rise

R-W Close on Rise

HH2C Contact Structure

HH2C Rated Controls

Switch Action

Double pole, single throw.

B terminal is common.

B-R and B-W contacts both

close on a rise of temperature.

REFRIGERATION

TEMPERATURE CONTROLS

www.white-rodgers.com

87

COOLING /

REFRIGERATION