Normally Open (NO) refers to the state of an electrical switch contact which stays open until a preset threshold has been met and the switch closes, e.g. a NO pressure switch set at 10 bar will close once the pressure exceeds 10 bar.
Alarm relay settable measurement products
2400 Multi Channel Digital Indicator
DPS300 User Switchable Pressure Range, Volts or Current Output Low DP Sensor
40T48 Digital Readout with Alarm Relays
MultiCon Multichannel Controller and Datalogger
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Measurement Signal Related Terms
More pages related to measurement signal technical terms.
- 2 Wire
- 3 Wire
- 4 to 20 mA Current Loop Output Signal
- 4 Wire
- Amplified Voltage Output
- BFSG – Bonded Foil Strain Gauge
- Deadband
- Digital Interface
- FSO – Full Scale Output
- HART®
- High Frequency Response
- Intrinsic Safety
- Measurement Signal
- Millivolt Output Pressure Transducers
- mV/V – Millivolts per Volt Output Signal
- NC – Normally Closed
- Piezoresistive Strain Gauges
- Pressure Transmitters
- Rangeable
- Ratiometric
- Span
- Span Offset
- Span Sensitivity
- Square Root Extraction
- Threshold
- Totalizer
- Transducer
- Transmitter
- TSL – Terminal Straight Line
- TSS – Thermal Span or Sensitivity Shift
- Turndown Ratio
- USB
- Vented Cable
- Voltage Output Pressure Transducers
- Wheatstone Bridge Strain Gauge
- Zero Offset
- Zero Tare