670 SERIES PRESSURE & VACUUM SWITCH
The 670 Pressure & Vacuum switch is the most popular switch in the VEP range. It is available in a 1 1/8" square housing with ranges from 1.5 to 400 PSIG. This switch sets the standard in cost effective Aerospace pressure sensing. It is offered with both Aluminum, for lightweight applications and stainless steel, for FAA 15 minute flame test requirements the 670 is suitable for use in a wide variety of critical applications. The switch is available in a wide selection of port configurations and electrical connections allowing it to fit easily in most applications.
Switch Range from 1.5 - 400 PSIG
FEATURES / BENEFITS
- Lightweight, aluminum body, pressure / vacuum switch
- Dual-spring design for accuracy and stability
- One piece fully supported diaphragm to achieve both low set-points and high proof pressures
- Factory set, tamper proof
- Stainless Steel model designed to meet FAA's 15 min. flame test requirements
SPECIFICATIONS |
|
MECHANICAL |
|
Standard Tolerance |
±10% |
Switch Type |
SPDT (single pole / double throw) |
Switching Medium |
Air or compatible fluids |
Mechanical Life |
100,000 cycles |
Set-Point Ranges |
1.5 to 400 PSI |
Proof Pressure |
1000 PSI |
Hysteresis |
10% to 40% of set point |
Operating Temp. |
-65°F to 400°F |
PHYSICAL |
|
Case Material |
2024T351 Aluminum, Gold Anodized or 303 Stainless Steel |
Seal |
Buna n, Neoprene, Silicone or Stainless Steel |
Diaphragm |
302 Stainless Steel |
Pressure Port |
Many standard ports - See part number system below |
Electrical Connections |
Many standard electrical connections - See part number system below |
Weight |
Less than 2.5 ounces |
ELECTRICAL |
|
Current Rating |
Resistive 5 AMP |
Operating Voltage |
30VDC |
