DEX Connector Pin Out

DEX cable wiring is typically use in communication between devices that are used in a vending machine.

DEX connector pin out

DEX Technology

DEX (Digital Equipment Exchange) protocol, was originally used by bottling companies in the 1980s for managing inventory and delivery routes, has become a common standard for the vending machine business. DEX offers several benefits such as minimizing inventory investment, tracking customer habits in real time.

Here’s how DEX works: Each vending machine contains a VMC (vending machine control board) that handles transactions like coin counting and card payments. This data is then translated into DEX format for remote access by operators. DEX technology allows for the transfer of data to a computer or handheld device, enabling efficient management of inventory and generating useful reports.

The advantages of DEX usage include planning efficient routes, reducing unnecessary machine servicing, and streamlining restocking processes. This allows the vending machine operators to save time and money, improve inventory management, and enhance overall profitability.

DEX technology also involve financial accountability by automatically tracking cash flow and reporting malfunctions or repair needs. Vending machines equipped with DEX can be easily identified by checking for specific features or components inside, and older machines can be upgraded with VMC kits or replaced with newer DEX-enabled models.

DEX technology revolutionizes the vending machine industry by providing operators with valuable insights and tools to optimize their businesses. With its ongoing development, DEX continues to offer significant benefits and efficiencies for the future of vending.

Another popular and common communication standard in the vending machine industry is the MDB and also the VCCS protocol.

DEX Connector

DEX connector uses a 3 pins 6.35mm stereo jack (or also known as 1/4″ stereo plug). This jack is the same plug that is widely used on cables in the audio industry.

The tip of the jack is receiving the serial communication data, while the middle ring contact is for the transmit. The last big patch ring is common ground reference for the data signal.

Data Signal

The data signal is compatible to RS232 serial data. To convert from DEX to RS232 is a matter of wiring to the RS232 plug (D-Sub-09 connector)

DEX cable and accessories

You can get your DEX connector, DEX harnesses, DEX to RS232 cable and converter from online.

The following are some of the online places where you can get your DEX stuffs.

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Test for wire connection, multiple point connection, missing connection, and wrong connection.

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Simple cable tester for testing up to 128 wiring points.

Features

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  • One read button (learn mode).
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  • Pass/Fail LED indicators
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  • Test Report display on the screen.
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  • Power Supply 5-15V, 100mA
G128N wire tester

The equipment allows you to learn a good condition sample cable by pressing and holding the learn button for at least 3 seconds. It will be use as a reference to test the rest of your cable wires. The learned cable remains in the memory even after power is removed. You can connect each of the wire points to any one pin on the equipment. It is able to test for complex multiple-point connections or cross-connection.

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The search port (red socket on the front panel) is used to assist you to find the particular PIN on your cable wire or this test equipment.

Functions

Normal wire testing mode
Wire test result passed
Wire test failed, showing the fail port number
Wire intermittent connection issue testing
Swing mode test timing setup
Wire testing settings
Wire testing settings

For Cable Harnesses

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Accessories

Connectors adaptor board for your cable testing. We also help to custom design and fabricate an adaptor for your cable connectors.

Dimension Size

The equipment size is 295 x 215 x 115 mm.
Weight is 2.2kg

Carton box packaging size is about 34 x 31 x 18cm. 3kg for the G128N Wire Tester (test set)

Price

The test equipment is USD$180 (without the optional accessories). Comes with its own power adaptor.
This price do not include the shipping fee or import tax imposed by your country.

Payment can be by credit card, Paypal or bank transfer.

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