How Do Access Control Systems Work?

by | Aug 24, 2023 | Access Control

In an age where security and convenience are of utmost importance, understanding access control systems becomes essential. NZTeco Limited, New Zealand's premier distributor and service provider for ZKTeco products, offers insights into these indispensable systems.

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Guide to Business Access Control Systems in NZ – NZTeco

Guide to Business Access Control Systems in NZ – NZTeco

Discover the ultimate guide to Business Access Control Systems with NZTeco, New Zealand’s leading distributor for ZKTeco products. From swipe systems to biometric solutions, learn how to enhance security and gain peace of mind with advanced access control technologies. Perfect for businesses seeking to secure their premises with cutting-edge security solutions.

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What Are Access Control Systems?

Access control systems move beyond traditional locks and keys, implementing sophisticated technology to permit or restrict access based on pre-set permissions. These systems provide a seamless, secure way to manage entry into specified areas.

Types of Access Control Inputs (Readers)

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RFID (Tag / Fob / Swipe)

Utilising RFID (Radio Frequency Identification), this technology harnesses radio waves to bridge communication between an RFID reader and its tag, typically found on an access card or fob.

PIN Codes / Keypad

Relying on PINs (Personal Identification Numbers) – these numeric passcodes serve as a straightforward method to grant entry.

Biometric Technologies

This advanced tech capitalises on distinct biological characteristics – from fingerprints and facial patterns to retina and palm scans – to authenticate access.

Key Components of Physical Access Control Systems

RFID Readers

RFID readers communicate with RFID tags embedded in access cards or fobs to grant or deny access.


Keypad RFID Tag/Fob/Card Reader with built-in Keypad PIN

KR600 Series

Rugged outdoor/indoor slave RFID Tag/Fob/Card Reader with Keypad options

RS485 Series

Rugged outdoor/indoor slave RFID Tag/Fob/Card Reader with Keypad options

ProID Series

Robust outdoor/indoor Green Lable slave RFID Tag/Fob/Card Reader with Keypad options

Biometric Scanners

Biometric scanners validate the biometric data presented by the user.


Biometric Fingerprint reader with built-in RFID Tag/Card/Fob reader and IP65 (Waterproof)


Biometric Fingerprint reader with built-in RFID Tag/Card/Fob reader and IP65 (Waterproof)


Indoor Biometric Fingerprint reader with built-in Keypad PIN and RFID Tag/Card/Fob reader

Door Control Panels

Door Control Panels act as the control center of the system managing user permissions, credentials and access rules.

inBio Pro Series Door Controllers

Discover ZKTeco’s inBio Pro series, a high-end access control solution featuring advanced fingerprint authentication. With scalable options for 1 to 4 doors, it’s the go-to choice for secure access in New Zealand.

  • InBio-160 Pro: Single-door access.
  • InBio-260 Pro: Dual-door control.
  • InBio-460 Pro: Controls up to 4 doors.

Whether it’s 1 or 4 doors, inBio Pro offers fingerprint tech for maximum security. Get your optimal solution from NZTeco, New Zealand’s reliable ZKTeco distributor.

ZKTeco EC10 is an elevator control panel

Meet EC10, NZTeco’s premium elevator control solution offering top-tier security and scalability. Perfect for New Zealand’s most demanding high-rises, it’s both cost-effective and versatile.

  • Ten Floors: Control up to 10 floors with multiple access options including fingerprint, cards, and PINs.
  • Time Schedules: Implement time-based floor access for added security.
  • Expandable: Add EX16 boards for control of up to 58 floors.

Get unparalleled elevator access control with EC10 by NZTeco, the trusted ZKTeco provider in New Zealand.

Numerous door controller solutions await, tailored for every project need. Reach out to NZTeco, and we’ll carefully evaluate your specifications to offer the most fitting recommendation within your budget.

Software options

Various software options are available, from Standalone (Free) to Cloud based software (Affordable one-off license cost)

ZKAccess 3.5

Discover ZKAccess 3.5 by ZKTeco, New Zealand’s top-notch access control software, designed for SMEs. Managed by NZTeco, this desktop software seamlessly controls ZKTeco’s extensive line of access panels and standalone terminals. Plus, it offers robust attendance tracking.

ZKBio CVSecurity

Introducing ZKTeco’s web-based security platform, a one-stop solution for modern security needs in New Zealand. Managed by NZTeco, this platform combines advanced hybrid biometrics and computer vision, offering versatile modules like Time & Attendance, Elevator Control, and Mask Detection. Explore more with your trusted ZKTeco partner, NZTeco.

Basic Access Control Process

User Identification

The system identifies the user attempting to gain access.



The user’s identity is verified using credentials or biometric data.



The system checks if the user has the necessary permissions to access the area.



If authorised, the user is granted access to the specified area.


Advantages of Physical Access Control Systems

Enhanced Security

These systems are almost impossible to compromise, unlike traditional lock and key setups.

Selective Entry

Admins can control access to sensitive areas, minimising risks such as theft.

Comprehensive Monitoring

Keep track of all access attempts and quickly identify any security breaches.

Considerations When Choosing a System

When selecting an access control system, focus on:

Assessing Security Needs

Identify what level of security is necessary for your specific environment.


Choose a system that can grow with your business.

User-Friendly Interface

Ensure the system is intuitive for everyday use.

Not sure where to start?

Contact us for a free site assessment and obligation free quote.

Challenges and Solutions in Access Control

Unauthorised Access

One of the prime concerns is illicit entry. The remedy? Regularly update access permissions, especially when employees leave, ensuring that access rights are always current and secure.

Technical Glitches

All systems have their occasional hiccups. To counteract these, swift troubleshooting and rectification are paramount. Prompt attention to any technical issues ensures the system’s steadfast reliability.

Maintenance Imperatives

To keep your access control system in peak condition, it’s crucial to pencil in regular maintenance checks. This ensures both hardware and software components run smoothly, optimising system longevity and efficacy.


Why Choose NZTeco for Your Access Control Needs?

As New Zealand’s leading distributor of ZKTeco products, NZTeco Limited is at the forefront of delivering cutting-edge access control solutions that cater to a variety of needs and budgets. Whether you’re looking for RFID technologies or advanced biometric systems, our wide range of offerings provides unparalleled security and convenience for your property.

With robust monitoring capabilities, user-friendly interfaces, and a commitment to regular maintenance, our systems are designed to give you peace of mind. Most importantly, we provide personalised, obligation-free site assessments to ensure you choose the solution that’s right for you.

Final Thoughts:

In an increasingly complex world, security shouldn’t be a compromise. Choose NZTeco for state-of-the-art, reliable localised or cloud-based access control systems and take the first step toward a safer tomorrow.


What Are Access Control Systems?

Access control systems secure areas by regulating who can enter. They’re an upgrade from traditional lock and key methods, providing high-level security.

What Types of Access Methods Do They Use?

Common methods include RFID tags, PIN codes, and biometrics like fingerprints and facial recognition.

What Are the Benefits of Physical Access Control Systems?
Benefits include enhanced security, selective entry to restricted areas, and comprehensive monitoring of access attempts.
What Should You Consider When Choosing an Access Control System?

Key considerations are your specific security needs, the system’s scalability, and user-friendly interfaces.

How Can You Address Access Control Challenges?

Update access permissions regularly and ensure prompt maintenance to tackle unauthorised entry and technical glitches.

About the author



Reynardt Badenhorst, founder and Managing Director of NZTeco Limited, is ZKTeco's primary distributor in New Zealand and nearby islands. Boasting two decades in the security sector, he has dedicated over ten years to ZKTeco, even working for them in South Africa.At NZTeco, Reynardt oversees projects, marketing, and website development. He frequently pens articles on ZKTeco products, from Time & Attendance to Access Control, showcasing his industry passion. Beyond his professional life, Reynardt is an avid photographer and video editor, skills that enrich his web development approach.

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