ENST 2382 Mid Term Review

A limit switch is an input switch that senses the position of a machine member by mechanical means and converts the position into a(n) ____________-.

• Electrical Signal

• Logic Bit

• Analog Signal

• Control Circuit

Pushbutton switches are manual discrete logic output devices.

• True

• False

Four types of manual discrete logic output devices are _______, audible alarms, message displays, and LED displays.

• Pushbuttons

• Selector Switches

• Indicator Lamps

• Emergency Stops

An FMS reduces cost because ______________.

• One set of equipment can produce multiple products

• Set-up time is reduced

• Small batch runs of each product can be produced

• All of the above

A pick and place automative system is used for material handling applications as well as sequential assembly operations.

• True

• False

Mechatronics is a field of study that focuses on the integration of mechanical, electrical, fluid, and computer technologies to control ___________.

• PLCs

• FMS

• Machine Movements

• Production

A series of steps or actions machine components are programmed to perform is called a ___________.

• Program

• Series

• Machine Sequence

• None of the above

Directional Control Valves move in two directions by using __________.

• One solenoid and a return spring

• Two solenoids alone

• Two solenoids with return springs

• Any of the above

Automated assembly stations use robots or PLC-controlled pick and place devices to _____________.

• Assemble Parts

• Transport Parts

• Store Parts

• Remove Parts

A red lens on an indicator light typically light represents ___________.

• Attention

• Normal condition

• Safe condition

• Danger or fault condition