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regarding bad quality of signals

9/20/2011 1:57 PM	Rate (0)
Manoranjan Posts: 88 Rating: (0)	Hiiiiiiii Frnds Pls tell me what should be the possible reasons of comming bad quality of signals of a AO card at a randomly interval regards, manoranjan
Manoranjan Posts: 88 Rating: (0)
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9/21/2011 7:20 PM	Rate (0)
Phantom75 Posts: 2661 Rating: (279)	There could be many reasons. Check the diagnostic buffer amd module information in HW config online.
Phantom75 Posts: 2661 Rating: (279)
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9/24/2011 3:40 AM	Rate (0)
Manoranjan Posts: 88 Rating: (0)	Thanx for your reply.. But I already checked the diagnostic buffer as well as grounding of all signals. there are no symptoms found. So pls advice what should be the next step.............
Manoranjan Posts: 88 Rating: (0)
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9/26/2011 6:02 AM	Rate (0)
Yoga Shankar Posts: 288 Rating: (22)	check for any loose connections that might be caused by some misaligned/worn out components in the actuators connected to the AO channels. If the 4-20 mA current loop breaks, the channel will report a badd quality signal. this will also appear in the diagnostic buffer as a "fault in the modulex-channel y- wire break".
Yoga Shankar Posts: 288 Rating: (22)
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9/27/2011 1:09 AM	Rate (0)
Phantom75 Posts: 2661 Rating: (279)	Manoranjan Thanx for your reply.. But I already checked the diagnostic buffer as well as grounding of all signals. there are no symptoms found. So pls advice what should be the next step............. What is message in the diagnostic buffer for the bad quality? Wirebreak?
Phantom75 Posts: 2661 Rating: (279)
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