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- RADIATION INSTRUMENTATION, NUCLEAR
- RADIOMETERS
- READOUTS , (see Display Systems; Indicators)
- RECEIVERS
- RECORDER ACCESSORIES , (also see Chart Paper)
- RECORDERS, CIRCULAR CHART
- RECORDERS, DIGITAL
- RECORDERS, EVENT
- RECORDERS, LOGGERS
- RECORDERS, MAGNETIC TAPE AND DISK
- RECORDERS, MULTIPOINT
- RECORDERS, STRIP CHART
- REFERENCE JUNCTIONS , (see Temperature Sensors,
Thermocouples and Accessories)
- REFRACTOMETERS , (see Optical Instrumentation)
- REGULATORS , (see Controllers, refer to variable of
interest)
- RELATIVE HUMIDITY SENSORS
- RELAY CONTROLLERS , (see Controllers, Programmable
Logic Controllers)
- RELAYS , (also see following; Switches)
- RELAYS, ELECTROMECHANICAL
- RELAYS, INTRINSICALLY SAFE
- RELAYS, LATCHING
- RELAYS, OTHER
- RELAYS, PHOTOELECTRIC
- RELAYS, SEALED
- RELAYS, SOLID STATE
- RELAYS, THERMAL
- RELAYS, TIME DELAY
- RELIEF VALVES , (see Valves, Relief and Safety)
- REPEATERS
- RESISTANCE INSTRUMENTATION , (see Test and
Measurement Equipment, Resistance)
- RESISTANCE TEMPERATURE DETECTORS , (see Temperature
Sensors, Resistance)
- RESOLVERS
- RETAINING RINGS
- REVERSE OSMOSIS SYSTEMS
- RINGS , (see Retaining Rings; Slip Rings)
- ROBOTICS, ACCESSORIES
- ROBOTICS, INDUSTRIAL ROBOTS AND SYSTEMS
- ROBOTICS, PERIPHERALS
- ROBOTICS, SENSORS
- ROD ENDS
- ROTAMETERS , (see Flowmeters)
- ROTATION SENSORS
- RTD , (see Temperature Sensors, Resistance)
- RUPTURE DISKS
- RVDT (ROTARY VARIABLE DIFFERENTIAL TRANSDUCER)
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