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CCTV Tester > CCTV Tester > K331
Krovision K331 CCTV security video tester
The K331 CCTV tester is developed for the On-Site installation and maintenance of video monitoring system. 
It can be used for displaying video, controlling PTZ, DC12V1A power for camera, Audio input test, generating images, capturing data of RS485 and testing LAN cable etc.
Its functions, easy operation, and portability makes it simple for the CCTV technician to install and maintain CCTV system, improving work efficiency and get the labor cost down.
  • 3.5"TFT-LCD , 960(H)×240(V)resolution.
  • DC12V 1A power output for camera
  • Audio input test
  • PTZ control: Pan/tilts the P/T unit, zooms in/out the lens, adjusts the focus, aperture and sets and calls the preset position
  • Automaically adapts and displays the video format of NTSC/PAL.
  • LCD Brightness/Contrast/Color Saturation are adjustable.
  • Video Generating: the PAL/NTSC multi-system colorbar video generator (seven-system switchable, transmit/receive seven-system colorful imagines)
  • Data analyst. Captures and analyzes RS485 controlling data to help the technician to find out the problem.
  • Cable testing. It is powerful in testing LAN cable, measuring the connecting status ,displaying the sequence of connection and the NO. of the LAN cable.
  • Multi-interface and Multi-baud rate. Support RS232 ,RS485 and RS422 interface; baud rate ranging from 150, 600 to 19200 bps.
  • Supports more than twenty PTZ protocols, include PELCO-P, PELCO-D, SAMSUNG etc.
  • Lithium Ion Polymer Battery (3.7V DC3000mAh). The device employs advanced power control and protection circuit. The device is high power-efficient, energy saving and environmental protection. It can last 12 hours for normal use after charging for 4 hours.
  • Digital Multimeter performs AD/DC Voltage, AC/DC Current, Resistance, Continuity, Capacitance and Diode test, Auto / Manual Range, Data hold, Relative measuring.
  • Application:

    — CCTV system installation and maintenance
    — Dome camera and All in one camera testing
    — The CCTV transmitting channel testing
    — PTZ controller
    Video Test
    Signal mode:
    NTSC/PAL (Auto adapt)
    3.5 inch digital TFT-LCD ,960 x 240 resolution
    LCD adjustment:
    Brightness, Contrast, Saturation adjustable
    Video IN / OUT:
    1 channel BNC Input & 1 channel Output
    Video Output Mode:
    1.0 Vp-p
    PTZ controller
    RS232, RS422 simplex and RS485
    PTZ Protocol:
    Compatible with more than 20 protocols such as PELCO-D/P, Samsung, Panasonic, Lilin, Yaan, etc.
    Baud Rate:
    Video Signal Generation
    Color bar generation:
    Output channel colorbar video signal for testing monitor or video cable
    UTP cable test:
    Test UTP cable connection status and display in the screen.
    Read the number of the test box.
    DC12V 1A power output
    DC12V power output:
    Output DC12V1A power for camera
    Audio input test
    Audio input test:
    test the pickup and other audio equipments on the front-end
    RS485 data analyst
    Data Monitor:
    Captures and analyzes the command data from controlling device
    Digital Multimeter
    Reading range:
    AC/DC Voltage:
    0-600V Auto/Manual ranging, 0.1mV resolution
    AC/DC Current:
    6.6mA, 66mA, 660mA, 10A Manual ranging
    660, 6.6K, 66K, 660K, 6.6M, 66MΩ auto/manual range
    Built-in buzzer will sound, if resistance is lower than 50Ω
    2.0V Range, 1mV resolution
    6600pF~66,000μF auto / manual range
    Power Adaptor:
    DC5V, 2A
    Built-in 3.7V Lithium polymer battery ,3000mAh
    After charging 3-4 hour, working time lasts 12 hours
    Low Consumption:
    Energy saving technology
    Working Temperature:
    -10℃ --- +50℃
    Working Humidity:
    30% - 90%
    176mm x 94mm x 36mm / 340g


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