brands

attributes.Features

attributes.Supply_Voltage

attributes.Count_Mode

attributes.Display_Type

attributes.Function

attributes.Input_Type

attributes.Connection_Type

attributes.Reset_Method

attributes.Number_of_Digits

attributes.Mounting_Type

attributes.Output_002f_Interface

attributes.Count_Direction

attributes.Digit_Height

attributes.Maximum_Count_Frequency

attributes.Better_World_Product

attributes.Better_World_Verification

attributes.Cutout_Size

attributes.Display_Range

Siemens SENTRON Counter, 7 Digit Mechanical, 50Hz, 115 V ac

Siemens 3VW9011 Counter, 5 Digit Mechanical

Siemens SENTRON Counter, 7 Digit Mechanical, 50Hz, 230 V ac


In the fast-paced world of industry and commerce, accurate and reliable counting is essential. Whether you need to track production output, monitor machine operation hours, or tally items on a conveyor belt, RS Singapore offers a versatile range of LED display counters to suit your specific needs.

Our selection includes digital counters, electromechanical counters, and purely mechanical counters, catering to industrial, commercial, and project applications.

## **Functions of Counters**

Counters, whether digital, mechanical, or electronic, serve the primary function of storing and displaying the frequency of a recurring process, often synchronised with a clock. For instance, electronic counters utilise sequential logic circuits with clock input signals to precisely track events.

In industrial settings, counting displays are used to measure various parameters, including:

- Length
- Impulses
- Time elapsed
- Position indication
- Switching and control

## **Types of Counters**

### **Digital Counters**

Digital counters are electronic devices with digital LED displays that utilise latching circuits or flip-flops to count and display numerical values. They work off a latching circuit or "flip-flop" when the time gets to the set value the relay will switch from 1 position to the next (flip), then the next pre-set value it will switch back (flop). It latches in each position and holds it so that current can flow. They offer high precision, speed, and flexibility, making them ideal for complex counting tasks.

### **Asynchronous or Ripple Counters**

Asynchronous counters, also known as ripple counters, consist of a series of flip-flops that count incoming pulses. They are simple in design but may experience timing issues at high speeds.

### **Synchronous Counters**

Synchronous counters address the timing limitations of ripple counters by providing a synchronised clock signal to all flip-flops. This ensures accurate counting even at high frequencies.

### **Decade Counters**

Decade counters are specialised digital counters designed to count in decimal digits (0-9) rather than binary. They are often used in applications where decimal display is preferred.

### **Ring Counters**

Ring counters feature a circular arrangement of flip-flops where the output of the last flip-flop feeds back into the first. They are primarily used for sequencing or timing applications.

### **Mechanical Counters**

Mechanical counters are constructed using mechanical components like gears and wheels, and typically consist of a series of disks mounted on an axle, with the digits 0 through 9 marked on their edge. They offer a simple and reliable way to count events, often found in applications where electronic counters are not suitable due to environmental conditions or cost constraints.

### **Hour Meters**

Hour meters are specialised counters designed to track the operating time of machinery and equipment, normally displayed in hours and tenths of hours. They are crucial for maintenance scheduling and ensuring the longevity of your assets.

## **Applications of Industrial Counters**

Industrial counters find numerous applications across various sectors in Singapore:

- **Automation:** In automated production lines, digital counters track the number of items produced, ensuring quality control and production efficiency.
- **Machine Building:** Mechanical counters are used to monitor machine cycles, strokes, or rotations for maintenance purposes.
- **Energy Management:** Hour meters track the runtime of generators and other energy-consuming equipment, optimising energy usage and helping with [water conservation in industrial processes](https://sg.rs-online.com/web/content/discovery/ideas-and-advice/water-conservation-in-industrial-processes), and more.
- **Medical:** Digital counters are used in medical devices to count dosages or monitor vital signs.
- **Transportation:** Counting displays are used in traffic monitoring systems to record vehicle counts and analyse traffic patterns.

Browse the broad range of high-quality counters RS has to offer and order today for free next-day delivery. 

## **How Order and Delivery Works at RS Singapore**

As a trusted supplier and distributor of [automation & control gear](https://sg.rs-online.com/web/content/discovery/ideas-and-advice/3-key-industrial-automation-trends-in-2024) in Singapore and Asia-Pacific—from counters to [temperature controllers](https://sg.rs-online.com/web/c/automation-control-gear/process-control/temperature-controllers/) to [proximity sensors](https://sg.rs-online.com/web/c/automation-control-gear/sensors/proximity-sensors/)—RS provides a versatile range of counters to suit a variety of devices and functions, including digital display, electromechanical, and analogue counters.

With trusted brands such as Baumer, Omron, Red Lion, Kubler, Hengstler, Trumeter and our own RS PRO selection available, you’ll be able to find a solution to any industrial, commercial and project application wherever precise counting and tallying is required.

Ordering your desired products from RS is convenient and straightforward:

- Explore our extensive online catalogue.
- Choose the desired product and add it to your cart.
- Check out and enjoy our secure payment options and fast delivery within Singapore.

Refer to our [Delivery Information page](https://sg.rs-online.com/web/content/support/all-articles/delivery) for more details on delivery options, delivery charges, exclusions, and consolidated delivery.



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Red Lion PAXI Counter Rate Meter 5 Digit LED 24 V ac

GIC Z2301N0G1FT00 Counter 7 Digit LCD 9 → 30 V dc

GIC Z2221N0G2FT00 Counter 7 Digit LCD 85 → 265 V ac/dc

Siemens Counters

23 Products showing for Siemens Counters

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