Electro-Fluid Mod 6 Timer Control

To avoid higher power draws, large motors should be started _____________ in an industrial application.

• Slowly

• Quickly

• Loaded

• Unloaded

The most reliable way to detect the presence of an object is __________-(Page 204)

• Scanning

• Proximity Detection

• Through-Beam detection

• Retro-reflective detection

Objects detected by photoelectric sensors reflect the beam through ________ (Page 207)

• Diffuse and Specular reflection

• Retro-reflective and diffuse reflection

• Direct and Specular reflection

• Proximity and Specular reflection

The component in a photoelectric sensor that senses light is the ________ (Page 199)

• Resistor

• Photodiode

• Capacitor

• Power Supply

Which of the following is NOT a characteristic that affects photoelectric sensor performance? (Page 209)

• Target Size

• Target Distance

• Target Shape

• Target Speed

The __________ is an electronic switch that actuates when it senses light. (Page 194)

• Photoelectric Sensor

• Control relay Coil

• Cam operated limit switch

• Time delay relay

A timer relay coil on a ladder diagram is usually depicted as _________ (Page 178)

• CR

• PB

• TR

• TRA

The _____________ sensor is not affected by external light (Page 196)

• Frequency

• Incandescent

• Visible Light

• LED

A ______________ refers to a delay between a machine’s sequences of operation (Page 186)

• Machine delay

• Cylinder dwell

• Machine off time

• Machine cool down

A time-delay relay is a type of ____________ (Page 173)

• Switch

• Control Relay

• Logic Element

• Memory Component