Support

Hikvision and HiLook Intercom Door Release Guide: Strike, Maglock or Gate

A working intercom call path does not guarantee a working door release. Electric strikes, maglocks and gate triggers all behave differently and need to be planned as complete release circuits.

Door Release Support

Summary

Use this guide when a Hikvision or HiLook intercom needs to release an electric strike, maglock or gate, or when the intercom call works but the door or gate still does not open correctly.

Applies to

  • Hikvision and HiLook door stations
  • Electric strikes
  • Maglocks
  • Gate controller trigger inputs
  • Exit-button and egress-related release paths

Difficulty and time

Difficulty: Advanced

Estimated time: 30 to 90 minutes depending on lock type and compliance requirements

What you will need

  • Lock hardware details
  • Power supply details
  • Knowledge of safe-side exit requirements
  • Photos of the wiring path
  • Qualified installer input where required

What this guide covers

  • Identify the release hardware first
  • Map the power path before wiring guesses
  • Check contact logic and timing
  • Review safe-side exit
  • Run repeated live tests

This page exists because many intercom support jobs are not really app problems or monitor problems. The visitor can call, the monitor can answer, and the app can talk, but the door still stays locked because the strike, maglock or gate trigger path was never designed properly.

The intercom output is usually only one part of the release circuit. The real result depends on the lock type, the power supply, whether the relay is being used as a dry contact or control input, what the safe-side exit method is, and whether the opening has any fire or egress implications.

This guide applies to Hikvision and HiLook intercom paths alike. HiLook tends to sit on the smaller end of the project spectrum, but the release principles are the same: identify the hardware properly, map the power path properly, and test the unlock path separately from the call path.

From the configuration side, many popular Hikvision family door stations also need the lock output itself to be configured properly. That can include selecting the correct relay or lock number, setting the unlock duration, deciding which indoor stations or app users are allowed to release the opening, and in richer devices such as DS-KV6124-WBE1 style units deciding whether extra credential methods like card, PIN or Bluetooth should be enabled only after the basic relay path already works.

Before you start

Start at the lock, not the app. The app should not be the first thing you investigate when the opening fails to release.

  • Identify whether the opening uses an electric strike, a maglock or a gate controller input.
  • Check where the lock power actually comes from.
  • Check whether there is an exit button, REX device or break-glass path.
  • Check whether the opening is part of an exit path or another safety-sensitive door.
  • Confirm whether the intercom relay is meant to switch a dry contact or actual lock power.
Important

Do not guess lock behaviour on a safety-sensitive opening

If the opening is part of an exit path, public entry or other safety-sensitive door, the release design should be assessed by a suitably qualified installer or other appropriate professional where required.

Fail-safe, fail-secure, fire release and safe-side exit behaviour should be treated carefully rather than improvised.

What usually causes this

  • The intercom relay was assumed to power the lock directly when it was only meant to trigger another circuit.
  • A maglock was treated like a strike, or a strike was treated like a gate trigger.
  • The installer proved the call path but never proved the release path under real conditions.
  • The exit button, safe-side release or power-loss behaviour was never checked properly.

Diagram: electric strike release path

This is common on office doors, clinic entries and many framed doors where the strike is the practical release method.

[Door Station / Indoor Monitor Relay]
             |
           COM / NO
             |
      [Separate PSU if required]
             |
      [Electric Strike in frame]
             |
       Door latch releases

Safe-side path still matters:
[Exit Button / REX] ---> [Release circuit]

Diagram: maglock release path

Maglocks need special care because the lock is usually holding by power and the release path must be designed around safe exit.

[Power Supply] ----> [Maglock]
      |                  |
      |                  +---- holding force on door
      |
      +---- controlled through relay / release path
              |
      [Door Station or Monitor Relay]

Safe-side exit path usually separate:
[Exit Button / Break Glass / REX] ---> [Maglock release circuit]

Diagram: gate controller trigger path

Many intercoms do not drive the gate motor directly. They trigger the correct input on the gate controller.

[Door Station Relay]
        |
     dry contact
        |
[Gate Controller Trigger Input]
        |
   Gate opens / cycles

This is different from powering a strike directly.

Diagram: configuration order for release setup

This order usually avoids the most confusion on Hikvision and HiLook intercom unlock jobs.

1. Prove the call path works
2. Identify strike / maglock / gate input correctly
3. Confirm separate PSU or controller path
4. Choose correct relay output / lock number
5. Set unlock duration
6. Test local monitor unlock
7. Test safe-side exit hardware
8. Add app unlock only after local release is stable

Step 1: Identify the release hardware correctly

A strike, a maglock and a gate input are different jobs. Support becomes much cleaner once the real hardware type is named correctly.

  • Check the hardware model if it is visible.
  • Do not call every opening a maglock just because it unlocks electrically.
  • Confirm whether the intercom is controlling a lock directly or signalling another controller.
  • Record the opening name and hardware type in the job notes.
  • If the chosen door station supports more than one lock output, note which physical opening belongs to Lock 1 and which belongs to Lock 2 before configuration starts.

Step 2: Map the power path before the relay path

Many release faults happen because attention goes straight to the NO, NC or COM terminals without anyone first proving where the actual lock power comes from.

  • Confirm whether the intercom is only switching a trigger.
  • Confirm whether the lock has a separate power supply.
  • Check whether the opening already has another controller in the chain.
  • Keep the call wiring and lock wiring mentally separate while testing.
  • If the site uses a door station such as DS-KV6124-WBE1, decide whether the relay is driving a strike, a second lock, or a gate input before you touch advanced unlock settings.

Step 3: Configure the correct relay behaviour and unlock timing

Once the power path is understood, the relay behaviour, contact type and unlock timing can be checked more meaningfully. This is the point where common device configuration actually matters.

  • Confirm whether the site needs normally open or normally closed behaviour in that circuit.
  • Set a sensible unlock duration for the opening.
  • If the hardware supports multiple unlock methods, leave card, PIN or Bluetooth off until monitor-based unlock already works.
  • Decide which indoor stations or user roles should be allowed to trigger that release.
  • If the strike buzzes or the gate short-cycles, review timing and relay behaviour.
  • Retest after one change at a time.

Step 4: Check exit hardware and safety behaviour

Safe-side exit matters just as much as visitor entry. This is especially true on maglocks and on commercial doors.

  • Check for exit buttons, REX devices or other release methods.
  • Check whether power loss changes the lock state the way the site expects.
  • If the opening is safety-sensitive, confirm the egress method has been treated properly.
  • Do not leave the site with only the visitor side tested.
  • If the site wants app-based unlock, only enable that after the local monitor release and safe-side exit already behave correctly.

Step 5: Run repeated real unlock tests and then enable user credentials

A release path should be tested as a complete workflow, not just by listening for a relay click. Once the relay path is stable, only then layer on app users, cards, PINs or Bluetooth if the model supports them.

  • Answer the call and trigger unlock from the monitor.
  • Trigger unlock from the app if the site will use that.
  • Test the safe-side release path separately.
  • Repeat the test several times because intermittent power or relay issues often show up only after repetition.
  • If card, PIN or Bluetooth unlock is required, add those credentials only after the relay path is already stable.
Worked example

Front office strike release that never actually unlocked

Situation: The door station called correctly, but the office door stayed latched because the installer assumed the intercom output was powering the strike by itself.

Solution used: The actual power path was reviewed, the strike circuit was rebuilt around the right supply arrangement, and then the release was tested from the monitor and app.

Why this was chosen: The intercom relay was only one part of the release circuit, not the whole circuit.

Installation notes: The exit-button path was checked separately so the site was not relying only on visitor-side release.

Worked example

Warehouse pedestrian gate with separate controller input

Situation: A warehouse wanted the intercom to open a pedestrian gate, but the gate board expected a clean trigger input rather than direct lock power.

Solution used: The intercom was wired as a trigger into the gate controller instead of being treated like a strike circuit.

Why this was chosen: The wrong wiring assumption was the reason the gate would not release.

Installation notes: Once the trigger logic was corrected, the app and monitor release tests became consistent.

Useful videos for lock release, keypad and exit-button configuration

The videos below are especially useful once the intercom call path already works and the installer is now concentrating on access hardware, relay behaviour and release wiring.

Key videos for release hardware

How to add keypad:

How to add maglock:

How to add exit button:

Quick release-wiring reminder

If you need to control one or two door or gate strikes, run separate cabling from the door station to those strike or gate circuits and power the release hardware separately where required. The intercom output is usually the trigger side of the job, not the full strike power source.

Common mistakes

  • Assuming a relay click means the lock path is correct.
  • Treating a maglock like a strike.
  • Ignoring the separate power supply or gate board.
  • Testing only the visitor-side release and not the safe-side exit path.
  • Blaming the app when the real issue is the lock circuit.

Troubleshooting table

Symptom What to check What to do next
Intercom call works but the strike does not release Wrong power path or relay arrangement Start at the strike supply and release circuit, not the app.
Maglock drops unreliably or not at all Power, release circuit or safe-side wiring issue Review the maglock circuit as a whole, including exit hardware.
Gate does not open even though relay clicks Wrong trigger input or gate-board path Confirm the intercom is landing on the correct gate controller input.
Door unlocks from one monitor but not another Permission, mapping or local relay path issue Check which station is meant to control that opening and test the circuit from each allowed endpoint.

When to contact support

Contact SecurityWholesalers support when you understand the lock type and power path but the release still does not behave correctly, or when you need help matching the intercom output to the real hardware arrangement.

If the site is safety-sensitive, involve a suitably qualified installer or other appropriate professional where required rather than trying to improvise around egress behaviour.

Related support guides

Related buying guides

Relevant product categories

Still stuck?

Need help choosing or setting up a system? Contact SecurityWholesalers support with your order number, product model and a clear description of the issue.

Frequently asked questions

  • Can a Hikvision or HiLook intercom unlock a strike?

    Yes, if the strike circuit, relay behaviour and power path are designed correctly.

  • Can it release a maglock?

    It can be part of that release path, but maglocks need more careful attention to power, safe exit and release logic.

  • Can it open a gate?

    Often yes, but many gate systems expect a trigger input rather than direct lock power. The gate controller path should be checked properly.

  • Why does the relay click but the door stay locked?

    Because the relay click only proves that part of the intercom is switching. It does not prove the strike, maglock or gate circuit is correct.

  • What is the biggest release mistake?

    Treating the intercom as though it is the whole release circuit rather than one device within that circuit.

Further Reading
Guide Page Hikvision Support Guides Guide Page HiLook Support Guides Guide Page Dahua Support Guides Guide Page Uniview Support Guides

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