Appendix A Hardware Units CI852 and TP852 – FOUNDATION Fieldbus H1 Interface
3BSE 027 941 R301 159
Indicators
The CI852 FOUNDATION Fieldbus H1 interface has the following LED indicators.
Technical Data
Table 41. CI852 FOUNDATION Fieldbus H1 – LED Indications
Indication/Color Function
F(ault) /Red Unit error detected. Controlled by Control
Software. Set and cleared by the Hardware during
controller Reset.
R(un) /Green Operating. Controlled by the Control Software.
Cleared by the Hardware during controller Reset.
Rx/Tx /Yellow Transmission to or from the unit.
Table 42. CI852 Foundation Fieldbus Interface Specifications
Item Description
Type – Foundation Fieldbus H1 master and link
schedule.
– Note the complete controller has a HW
capability necessary for a Foundation Fieldbus
linking device.
Number of channels Single channel Foundation Fieldbus H1
(31.25 kbit/s).
Protocols Foundation Fieldbus H1 via port on CI852.
Communication speed 31.25 kbit/s (FF H1)
Allowed node address 20 – 247
Galvanic isolation By means of transformer.
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