Single Point RF Switch with Self Test 
The 681 provides basic, single-point switching for use as an alarm or indicator. It’s virtually immune to process coatings on the probe, making it a useful solution for many tough level applications. With no moving parts, the 681 is well suited for applications that are difficult for other technologies. Its Self Test function constantly monitors circuit and probe integrity.
- Adjustable differential feature provides for pump control
- Pressure from vacuum to 1500 psi, temperature from -40°F to 350°F
- Relay and current shift (8/16mA) output available
- A variety of probe configurations are available to meet most application conditions
Model Numbers: 681
Ranges: 0 – 1500 psi, 0 – 100 bar; -40° - 400°F, -40° - 204°C
Certifications: GOST
Product Information 
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| Call with questions 585-678-9091 |
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