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Dwyer Instruments
Pressure switch, 403SS Bourdon tube, range 40-350 psig, 30 psig min. deadband.
Mfr # DA-7021-153-9AS
Zoro # G510113778
product price: $1,358.99
/ea
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Key Features
- Features Visible calibrated dial provides an easy and fast check without having to open device causing dangerous conditions to operators; On/off indication (except hermetically sealed snap switch models) gives operator clear indication of state of switched equipment that could be located in another location; Adjustable or fixed deadband supports control applications by reducing equipment wear-out by unnecessary recycling; External switch setpoint adjustments reduces set-up time; Pressure ranges of full vacuum to 8000 psig gives application designers the ability to specify standard equipment, simplifying install and training, and reducing servicing costs; UL listed, CSA approved many models FM approved to support rigorous process applications and regulations; General purpose, weatherproof or explosion-proof enclosures for a variety of indoor or outdoor environments meeting the needs of multiple applications and uses
- Process Connection General purpose and weatherproof: 1/4" male NPT; 1/2" male NPT on range 15S and 16S. Explosion-proof: 1/2" male NPT and 1/4" female NPT.
- Wetted Materials Brass, 403 SS, or 316 SS.
- Electrical Connections Screw terminal.
- Switch Type SPST mercury switch, SPDT mercury switch, SPDT snap switch.
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Product Information
- Brand Dwyer Instruments
- MFR # DA-7021-153-9AS
- Zoro # G510113778
- Country of Origin United States
- Category Pressure Switches
Details
Features | Visible calibrated dial provides an easy and fast check without having to open device causing dangerous conditions to operators; On/off indication (except hermetically sealed snap switch models) gives operator clear indication of state of switched equipment that could be located in another location; Adjustable or fixed deadband supports control applications by reducing equipment wear-out by unnecessary recycling; External switch setpoint adjustments reduces set-up time; Pressure ranges of full vacuum to 8000 psig gives application designers the ability to specify standard equipment, simplifying install and training, and reducing servicing costs; UL listed, CSA approved many models FM approved to support rigorous process applications and regulations; General purpose, weatherproof or explosion-proof enclosures for a variety of indoor or outdoor environments meeting the needs of multiple applications and uses |
Process Connection | General purpose and weatherproof: 1/4" male NPT; 1/2" male NPT on range 15S and 16S. Explosion-proof: 1/2" male NPT and 1/4" female NPT. |
Wetted Materials | Brass, 403 SS, or 316 SS. |
Electrical Connections | Screw terminal. |
Switch Type | SPST mercury switch, SPDT mercury switch, SPDT snap switch. |
Conduit Connection | General purpose: 1/2" hole for conduit hub. Weatherproof: 1/2" conduit hub. Explosion-proof: 3/4" female NPT. |
Set Point Adjustment | Thumbscrew. |
Mounting Orientation | Vertical. |
Repeatability | ±1% of full operating range, ±1.5% on DS-7300 models. |
Agency Approvals | CSA, FM, UL. (Consult factory for FM approval models.) |
Temperature Limit | 180°F (82°C). |
Enclosure Rating | General purpose, weatherproof or explosion-proof. |
Pressure Limit | Maximum pressure of the operating range. |
Description
Pressure switch, 403SS Bourdon tube, range 40-350 psig, 30 psig min. deadband.
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