Dwyer Instruments SERIES DA-7035N Catalog Page

2x Ø5/16

5-59/64 [150.42]

4-25/64 FEED THRU

VIEW #1

2-1/4

SERIES DA-7035N | MERCOID® BY DWYER

TEMPERATURE SWITCH

Bulb and Capillary, Inert Gas Fill

Mechanical

Temperature Switches,

The Series DA-7035N Temperature Switch includes the same time-proven switching mechanism used in our Series DA pressure switches. Bourdon tube ensures high sensitivity and long life.

FEATURES/BENEFITS

• Adjustable deadband

• No cross ambient temperature effects

• Visible dial calibrated in both °F and °C

• Visible on/off indication

APPLICATIONS

• Mechanical process temperature monitoring

MODEL CHART

Model DA-7035-153-1N

DA-7035-153-3N DA-7035-153-4N DA-7035-153-5N DA-7035-153-7N DA-7035-153-8N DA-7035-153-9N DA-7035-153-10N DA-7035-153-11N

Note: Insertion depth can be increased through use of bulb supports or wells. Consult factory.

Range °F (°C)

-60 to +30 (-50 to 0) 0 to 100 (-18 to 40) 50 to 150 (10 to 65) 100 to 200 (40 to 95) 140 to 300 (60 to 150) 250 to 415 (120 to 215) 350 to 550 (175 to 290) 100 to 300 (40 to 150) 100 to 500 (40 to 260)

Max. Temp. °F (°C)

150 (65) 240 (115) 250 (120) 300 (150) 500 (260) 550 (290) 600 (315) 500 (260) 600 (315)

Min. Deadband °F (°C)

23 (13) 25 (14) 25 (14) 25 (14) 41 (23) 42 (23) 50 (28) 50 (28) 100 (56)

1/2 CONDUIT

CONNECTION

MOUNTING HOLES

TYP 2 PLACES

Min. Insertion Depth “E” in. (mm)

2-7/8 (73) 2-7/8 (73) 2-7/8 (73) 2-7/8 (73) 2-7/8 (73) 2-7/8 (73) 4-7/8 (124) 2-7/8 (73) 2-7/8 (73)

5/8

[15.88]

1-5/8

[41.28]

[50.80]

Ø17/64 [6.75]

SPECIFICATIONS Service: Compatible liquids or gases.

Wetted Materials: Bulb and connection:

304 SS. Temperature Limit: Process: See model chart; Ambient: 180°F (82°C).

Pressure Limit: 300 psi (20.6 bar). Enclosure Rating: General purpose.

Optional weatherproof and explosionproof.

Repeatability: ±1% FS. Switch Type: SPDT snap switch.

Optional DPDT snap and a variety of mercury switches. Electrical Rating: 10 A @ 120/240/480 VAC.

Electrical Connections: Screw terminal. Conduit Connection: 7/8˝(22.23mm)

holefor1/2˝(12.7mm)conduithub.

SEE

VIEW #1

3-5/16 [84.14]

BULB CONNECTION

3/4 [19.05] CLEARANCE

FOR COVER REMOVAL

ADJUSTMENT SCREWS

1/4 MALE NPT CONNECTION

3/4 MALE NPT

Process Connection: 3/4˝maleNPT.

Other sizes available. Set Point Adjustment: External knobs for set point and reset point.

Weight: 5 lb (2.3 kg). Deadband: Adjustable from minimum in

model chart to full range. Optional low

xeddeadband.

Capillary: 6´ (1.8 m) standard. Ranges 1N to 7N, and 10N: copper. Ranges 8N, 9N, 11N: 304 SS.

Set Point Scale: Indication in °F and °C. Options: See web page for additional

option models such as: switch type

enclosures,xeddeadband,longeror

shorter capillary, armored capillary, wells,

twostage,1/2˝or1˝connectionsizes,

manual reset.

[57.15]

Ø6-1/64 [152.80]

7/8

[22.23]

DWYER INSTRUMENTS, INC. 130