Fault investigation,Nabon electronic | security industry access control ladder control supply unit

Home > Service support > Fault investigation

Fault investigation

Solutions for external high-power equipment

Long distance card readers and other high current input/output devices connected to the access contr...
Large access control system solutions

If the capacity of 485 communication access control system is hundreds of thousands of units, how sh...
Common methods and necessary tools for fault investigation of access control system

First. Regular tools 1, multimeter use: measure whether the voltage is normal, whether the line is s...
TCP/IP controller communication failure detection method

First.The general method of fault investigation First of all, understanding the following questions ...
Failure analysis of electric plug lock

At present, there are many different brands of electric plug locks on the market, with different sal...
Magnetic lock suction can not close the reason analysis

Magnetic lock is also called electromagnetic lock, there are two kinds of suction phenomenon: one is...
RS485 network type access control system communication on the fault investigation method

First of all, understand the following questions to quickly investigate the fault is of great help: ...
ow to use the access control system in case of power failure?

Does the back door open automatically in a power outage? How to use the battery to continue to use t...
Does the back door open automatically in a power outage? How to use the battery to continue to use the access control system in case of power failure?

After the power failure, all the doors must be opened immediately, which is the requirement of the f...
How many devices can Nabon company's original power supply carry?

The original switching power supply (DC 12V 4A) can normally load up to 5 electric locks or 4 magnet...
Can RS485 and TCP/IP controllers be mixed?

Nabon&#39;s software and controllers are OK. The software of Nabon will automatically switch dur...
How to identify true TCP/IP access control

Why is the implementation mode of ＂TCP/IP Converter +485 controller ＂＂ Fake TCP/IP access control ＂?...

<<

<

1 2 > >>

1/2