| Common Questions about Monitoring System for Operation of Railway Freight
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Q: How long does it take to image one file through DVR 2000A ?
A: In theory, the imaging can be done as long as you like if there is enough space in the disc. In general, one file will occupy 3 -30M because the alarming camera is used in the monitoring system for operation of railway freight. |
Q: Are the pictures able to be played back according to the imaging time?
A: Yes, this function can be fulfilled through the operation software, the pictures can be played back according to the time, wagon No, wagon code and shot etc. |
Q: How long does it take to start the imaging?
A: The starting time of imaging is very short. It will take much system resources when all cameras are started to work, so that there will be 1 or 2 second delay. |
Q: Can the starting time be pushed ahead for several seconds in the dynamic imaging?
A: There are 2 definitions that should be made clear, that is, dynamic imaging not only referred to the concept “imaging when moving, no imaging no moving”, in fact, the dynamic imaging has started, so that the starting time cannot be pushed ahead for several seconds. The alarming camera has a function of pre-imaging as the time set. |
Q: When being played back, no picture is displayed while the camera indicated that the picture is being played.
A: Firstly, please make sure good connection of compressed card with video input, if still no picture, there may trouble with hardware equipment, please send back to repair or contact with our company. |
Q: The image is coarse right after being played back?
A: Three methods to solve: (1) reducing the connections from the camera to data acquisition card as less as possible; (2) lowering refresh frequency that can be found in file setting; (3) checking the integrity of hardware equipments because the main board, motherboard and display card are matching with each other, there will not a fuzzy picture displayed. |
Q: Why the picture is not clear in rainy day and foggy day?
A: In poor weather of outdoor, such as rain or fog, the screen of the camera may be attached dust and sweat, so that the picture is not clear, please clear the screen surface to remove dust or sweat every week or in rainy and foggy day. |
Q: You cannot see the picture through the network?
A: First, use the Ping order in Windows to check the position of network, then be sure to start the server program. |
Q: The picture imaged at low speed is much clearer than that imaged at high speed?
A: The speed of data acquisition card is 25fps, so that more pictures is acquired at low speed, therefore |
Q: Why the operating software failed to work?
A: Please careful read the installation manual and follow it. |
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