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Series DA-7035-N temperature switches

Series DA-7035-N temperature switches include the same time-proven switching mechanism used in our Series DA pressure switches. Bourdon tube assures high sensitivity and long life. Fully adjustable deadband makes units suitable for a wide range of control applications. Visible, calibrated dial and external adjustments make changing setpoints simple and fast. Dimensional Information

FEATURES:

  • Adjustable deadband
  • Snap action switch standard
  • Inert gas activated Bourdon tube
  • No cross ambient temperature effects
  • No bulb elevation correction required
  • Visible dial calibrated in both °F and °C
  • Visible on/off indication
 
PHYSICAL DATA
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 explosion-proof.
Repeatability: ± 1% of full scale.
Switch Type: SPDT snap switch. Optional DPDT snap and a variety of mercury switches.
Electrical Rating: 15A @ 120/240/480 VAC. 1/8 HP @ 120 VAC single phase. 0.5A @ 120 VDC resistive, 0.25A @ 240 VDC resistive.
Electrical Connections:
Screw terminal.
Conduit Connection: 7/8" (22.23 mm) hole for 1/2" (12.7 mm) conduit hub.
Process Connection: 3/4" male NPT. Other sizes available.
Mounting Orientation: Vertical and level.
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 fixed deadband.
Capillary: 6 ft (1.8 m) standard. Ranges 1N – 7N, and 10N: copper. Ranges 8N, 9N, 11N: 304 SS.
Set Point Scale: Indication in °F and °C.
Options: See switch type, see enclosures, fixed deadband, longer or shorter capillary, armored capillary, wells, two stage, 1/2" or 1" connection sizes, manual reset, and other bulb styles.
Agency Approvals: UL.
 
Popular Models:
Model Number Range °F (°C) Max. Temperature - °F(°C) Min. Dead Band °F(°C) Min. Insertion Depth "E" - in. (mm)
 DA-7035-153-1N -60 to +30 (-50 to 0) 150 (65) 23 (13) 2-7/8 (73)
 DA-7035-153-3N 0-100 (-18 to 40) 240 (115) 25 (14) 2-7/8 (73)
 DA-7035-153-4N 50-150 (10-65) 250 (120) 25 (14) 2-7/8 (73)
 DA-7035-153-5N 100-200 (40-95) 300 (150) 25 (14) 2-7/8 (73)
 DA-7035-153-7N 140-300 (60-150) 500 (260) 41 (23) 2-7/8 (73)
 DA-7035-153-8N 250-415 (120-215) 550 (290) 42 (23) 2-7/8 (73)
 DA-7035-153-9N 350-550 (175-290) 600 (315) 50 (28) 4-7/8 (124)
 DA-7035-153-10N 100-300 (40-150) 500 (260) 50 (28) 2-7/8 (73)
 DA-7035-153-11N 100-500 (40-260) 600 (315) 100 (56) 2-7/8 (73)
1 All bulbs, including those with a copper capillary, are made of 304 stainless steel.
2 Insertion depth can be increased through use of bulb supports or wells. Consult factory.
 
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