Electronic Counters | McMaster-Carr

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Counting Direction

Mounting Location

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Batteries Included

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217 Products

Counters

Panel-Mount Electrically Actuated Counters

Record and display the number of times events or processes occur

21 products

Switch-Contact-Actuated Counters

No need for a separate power source, wire directly to a relay, sensor, or switch

4 products

Counters with Proximity Sensor

Count metallic objects as they touch or pass within 0.059" of a built-in sensor

1 product

DIN-Panel-Mount Electrically Actuated Counters

Record and display the number of times events or processes occur

4 products

Surface-Mount Electrically Actuated Counters

Record and display the number of times events or processes occur

12 products

Counters/Ratemeters

Wire to an electrical pulse-emitting switch, sensor, or encoder to count input

2 products

Combination Switch-Contact/Electrically Actuated Counters

Count with or without voltage inputs based on your switch, sensor, or encoder

4 products

Combination Switch-Contact/Electrically Actuated Counters with Output Relay

Count with or without voltage inputs and send a signal when a set point is reached

4 products

Pen Counters

Tally each time you make a pen mark to keep an accurate count

1 product

Panel-Mount Electrically Actuated Counters with Output Relay

Send a signal to another device when the counter reaches a set point

4 products

Large-Display Combination Switch-Contact/Electrically Actuated Counters

Digits are visible from 100 ft. away

4 products

DIN-Panel-Mount Counters/Ratemeters

Fit a standard 1/8 DIN panel cutout for quick installation

4 products

Handheld Push-Button Counters

Manually record the number of times events occur

3 products

Large-Display Combination Switch-Contact/Electrically Actuated Counters with Output Relay

Digits are visible from 100 ft. away and the relay sends a signal when a set point is reached

2 products

Large-Display Counters/Ratemeters with Output Relay

Read counts at a glance from up to 130 ft. away

2 products

Counters/Hour Meters

Keep track of time while counting events

3 products

Other Products

Hour Meters

Display running time on a machine so you can schedule preventative maintenance

51 products

Tachometers

Measure the speed of rotating parts on machines such as shafts, gears, and belts

1 product

Timers

Count up or down to measure a period of time

28 products

Inspection Indicators

Mount to your equipment for a signal when it's time for maintenance or inspection

4 products

Rotary Encoders

Track the distance, direction, and speed of travel of motor shafts, conveyors, and wheels

34 products

Position Indicators

Track components on rotating spindles or lead screws to help adjust machinery quickly and precisely

23 products

DIN Panel Adapters

Make a meter face sit flush with a DIN cutout in a panel or enclosure

3 products