overview：
This GSM door opener has a remote on/off switch for authorized telephone free calls, which can be operated anywhere without distance restrictions, which is very convenient.
feature：
* 850/900/1800 /1900MHz four-band, which can be used in global GSM networks.
*No call charges. The GSM relay switch answers the call from the authorized number, and then performs an on/off operation on the first “ring”.
*Security-Use caller ID for identification and ignore unknown callers.
*Add or delete users via SMS Text command.
*No need to provide remote controls or buttons for different users.
*Up to 200 authorized phone numbers can be configured at a specified time.
*The relay operation will return an SMS confirmation to the owner or authorized call. This function can be edited by the user.
*The relay closing or opening time is programmable.
Using a metal shell, the protection level is IP30.The metal shell is safely isolated from the system, especially suitable for industrial control field applications
It is small in size and supports wall installation.
*Multiple applications. (Doors, bollards, obstacles, garage doors, blinds and access doors or machines).
Product specifications：
Model: RTU5024
GSM frequency: 850/900/1800 /1900MHz
Network type: 2G
Support 2.3.4G
Digital output: NC/NO dry contact, 3A /240VAC
DC power supply: 9-15VDC /2A
Power consumption: 12V input maximum value 50mA / average 25mA
SIM card: standard SIM card
Antenna: 50ΩSMA antenna interface
Temperature range: -20~+60°C
Humidity range: relative humidity 90％
Operation instructions
Packing list
GSM mobile phone access controller*1
Antenna*1
Terminal*2
English manual*1
Precautions
Video subtitles
Frequently asked questions information
Q1：FAQAF01880 0001
Question: How many phone numbers can the product be configured at most?
Answer: Specify that up to 200 authorized phone numbers can be configured.
