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need to install an IS barrier using F ANALOG INPUT HART Module

Created by: Marc.Kneiber at: 4/6/2014 8:59 AM (2 Replies)

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4/6/2014 8:59 AM	Rate (0)
Marc.Kneiber Posts: 25 Rating: (0)	I wanted to know if we need to install an IS barrier if we are using the F ANALOG INPUT HART Module (6ES7 336-4GE00-0AB0) for an intrinsically safe transmitter?
Marc.Kneiber Posts: 25 Rating: (0)	Last edited by: CS Moderator at: 4/7/2014 12:32 PM new subject after splitting from /tf/WW/en/Posts/20889#top
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4/17/2014 5:44 PM	Rate (0)
Raednabeel Posts: 96 Rating: (7)	I think "F" for fail safe, is to determine the I/O card behaviour in case of failure, while the IS is control the current or voltage limits within the safe ranges in the wires which connecting between the I/O card and sensor. so I think they have different function, am I right ? Try to search onEx analog modules :6ES7 331-7RD00-0AB0 or6ES7 331-7SF00-0AB0 to cancel the use of IS barriers Best Regards
Raednabeel Posts: 96 Rating: (7)	Last edited by: Raednabeel at: 4/17/2014 5:54 PM
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10/12/2015 11:29 AM	Rate (0)
Min_Moderator Platinum Member Joined: 9/3/2014 Last visit: 3/13/2019 Posts: 4767 Rating: (123)	New question published by biagiodim is split to a separate thread with the subject Analog signals 4-20mA hart for ATEX sensors. Best regards Min_Moderator

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