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What is an infrared sensor
What is an infrared sensor Infrared sensing system is used for the infrared measurement system for the medium, according to the function can be divi...The difference between the scope and application of UPS and EPS power
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How the Magnetic contact sensor works? Magnetic contacts are the most common sensing devices for sensing opening and closing of doors and windows. The...Security in the GSM system
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Active infrared and passive infrared alarm features, differences and application Works for the infrared emission of infrared emission tube infrared...What is RFID (radio frequency identification technology)
What is RFID (radio frequency identification technology) Radio Frequency Identification (RFID), is the 1980s developed a new automatic identi...How to install the access control system?
How to install the access control system? There are a number of responsibilities which come with the owning and operating of a business. Wit...How to buy a home burglar alarm products
[Abstract] home burglar alarm product is the use of various types of peripheralfunctions detectors, space, environment and people's overall housing te...Emergency resettable alarm button
Emergency resettable alarm button       Emergency resettable alarm button,it can be installed in the fire hydrant box as...SMQT's Access Control Products Passed ISO Certification
SMQT's Access Control Products Passed ISO Certification On March 27th, 2018, SMQT passed the strict inspection, test and evaluation of the company...
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Long range converter EA-05 rs232 rs422 to rs485
Product Size 90L * 65W * 25.5H (mm) External power supply DC9V Interface Features Interface compa... More
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Converter USB to RS485
Product name Converter USB to RS485 Model EA-02 Dimension 94×35×18(mm) Serial feature... More
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OLED screen access control keypad EA-83DK
Model:EA-83DK
Dimension:96×96×22(mm)
Working voltage:12V ± 3VDC
Working Power:<2W
Card type:13.56MHz IC
Induction distance:60mm
Capacity of records:10000
Capacity of user:10000
Communication format:RS485
Transmitting rate:9600bps(N,8,1)
Data storage:4M bits FLASH Memory
Shell material:PC
Color:Black/White(optional)
Suit for:home/ office
Environment temprature:-30 ℃~65 ℃
Opern mode:Card/ Card+password/UID +password/Super password
Net weight:0.24kg More
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Converter RS232 to RS485
Specification Product name Converter RS232 to RS485 Model EA-01 Dimension ... More
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Magnetic Contact with ABS or Metal material
Dimensions 106 * 16 * 16 (mm) connection Normally open / normally closed operating distance 50 ± 10 (mm... More
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Data transmission converter RS232/485 to TCP/IP EA-06
Model:EA-06
Dimension:92L * 63W * 23H (mm)
External power supply:DC4.5V ~ 5.5V
Serial protocol:TCP / UDP / IP / ICMP, Ethernet, ARP
Communication Interface:Ethernet (10Base-T), RS232 / 485 with terminal switch
Signal indication:Three signal lights TXD RXD POWER
Transmission medium:Shielded twisted pair wire
Transmission rate:300bps ~ 115200bps
Isolation:3500VRMS
Color:grey
Usage:Access control system
Relative Humidity:5%~95%
Environment temprature:0 ℃ ~ 50 ℃
Net weight:0.624kg More
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Metal wired door sensor for alarm system and access control system
Model EB-138A EB-138B EB-138C Dimensions 46 * 21 * 12 (mm) 47 * 17 * 7 (mm) 30 * 13 * 6 (mm) ... More
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Magnetic contact for shutter door
Specification Product name Shutter Door Magnetic Contact Model number EB-137A/B Dimensions 1... More
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Data switch converter RS232 to RS485 EA-05
Model:EA-05
Dimension:90L * 65W * 25.5H (mm)
External power supply:DC 9V
Serial feature:Interface compatible with EIA / TIA RS-232C, RS-485 / RS-422 standard
Electrical Interface:RS-232C interface DB9 female connector port,
RS-422 / RS-485 Interface DB9 female connector and is equipped with 6 terminals
Signal indication:Three signal lights TXD RXD POWER
Transmission medium:Shielded twisted pair wire
Transmission rate:300-115.2KBPS
Protection class:RS-232 interface ± 15KVESD protection, RS-422 / RS-485 interface to 600W per line lightning surge protection
Isolation:3500VRMS
Color:grey
Usage:data transmission
Relative Humidity:5%~95%
Environment temprature:0 ℃ ~ 50 ℃
Net weight:0.62kg
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Magnetic Contact roiling sensor
Specification Product nanme Wired Magnetic Door Contact Sensor Model number EB-136 Dimensions ... More
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Data transmission converter USB to RS485 EA-02
Model:EA-02
Dimension:94×35×18(mm)
Serial feature:Interface compatible with EIA / TIA RS-232C, RS-485 standard
Electrical Interface:USB port, DB9 female connector,
RS-485 side, DB9 male connector with terminal (five wire).
Way of working:Asynchronous half-duplex
Transmission medium:Ordinary line, twisted pair or shielded cable
Transmission rate:Up to 57.6kbps (close up to 230kbps rate) in the 1200m distance
Transmission distance:5 m (USB end)
1200 m (RS-485 terminal)
Color:grey
Usage:Access control system
Relative Humidity:5%~95%
Environment temprature:-10 ℃~85 ℃
letter of agreement:Transparent
Net weight:0.116k
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Rolling magnetic sensor
Parameter Product name Concealed magnetic contact sensor Model EB-135 Di... More