JB-TB-AT2020SEL Fire and Gas Control Panel

  • Supports XBUS bus communication and 4 ~ 20 mA signal branch communication
  • Full Chinese LCD display facilitates debugging and supports display of device installation address
  • Lightweight design, the chassis is injection molded with V0 flame retardant material
  • Built-in RS485, TTL interface, supports multiple protocols
  • Supports more than 300 gas detection objects, and alarm points can be set independently
  • Can be used for the overall upgrade of any small-point system
  • Equipped with wireless transmission function for mobile phone debugging

> Product Parameters


Project Data
Working voltage AC170V~AC260V/50Hz
Typical power 4W (excluding connected detectors and supporting equipment)
Spare battery lithium battery
Display method 2.2H LCD dot matrix liquid crystal
Communication method XBUS bus communication, 4~20 mA analog volume communication
Installation method Wall-mounted
Alarm Output Two sets of passive programmable external control outputs (contact capacity AC220/2A or DC24/2A)
Output type Hold/pulse output (can be modified as needed)
Host computer interface RS485/UART_TTL
Adaptation detector XBUS communication and standard 4 ~ 20 mA analog communication
Typical capacity Bus: 1,2,4,8; line: 1,2,3,4 (optional)
Communication loop 1 (bus system) / 4 (split-line system)
Wireless far transmission NB/4G (optional)
Appearance size 300mm×220mm×81mm


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