Low cost Mini Pressure Switch Dwyer A7 Series

   Mini Pressure Switch Dwyer A7  Series

1. Series A7 Mini Pressure Switches have been designed for high current applications.
2. These switches are small and inexpensive, making them ideal for OEM use.
3. The Series A7 switches utilize a high-quality snap-action switch, which is diaphragm actuated. They have a silicone diaphragm and nylon housing. The A7 switches are compact and lightweight which adds to the ease of installation.
4. The set point must be factory set, but a broad operating range makes them great for a variety of applications.

• Models are built to your specification.
• Set point is factory preset and is not field adjustable.
• Minimum quantity order is 100.                       

 

Models & Ordering:

EXAMPLE	A7	1	0	1	1	10.00	Series A7-1011-10.00 Mini Pressure Switch, SPDT, 0.1A @ 125/250 VAC, 4.88 mm male Q.C. tabs electrical connection, 4 mm tube OD push on (side) process connection, set point at 10.00 psi.
SERIES	A7						Mini Pressure Switch
SWITCH TYPE		1 2 3					SPDT SPST, NO SPST, NC
ELECTRICAL RATING			0 1 2 3 4 5				0.1 A @ 125/250 VAC (Gold Contacts, PCB Mounting) 0.1 A @ 125/250 VAC (Gold Contacts) 3 A @ 125/250 VAC 5 A @ 125/250 VAC 16 A @ 125/250 VAC 22 A @ 125/250 VAC
ELECTRICAL CONNECTION				1 2			4.88 mm Male Q.C. Tabs 6.35 mm Male Q.C. Tabs
PROCESS CONNECTION					1 2 3		4 mm Tube OD Push On (Side) 1/8" Male NPT (Bottom) 1/4" Male NPT & 4 mm OD Push On (Bottom)
SET POINT						00.00	Between 00.25 and 15.00 psi*

 

 

 

 

  

Specifications:

• Service:Non-hazardous gas or liquid.

• Wetted Materials:Silicone and nylon.

• Temperature Limits:14 to 185°F (-10 to 85°C).

• Pressure Limits:50 psig (3.45 bar).

• Enclosure Rating:General purpose.

• Repeatability:±10% of set point.

• Mounting Orientation:Switch can be installed in any position.

• Weight:0.04 lb (0.02 kg).

• Deadband:0.6 to 0.8" w.c. (1.5 to 2 mbar).