Siemens SIMATIC ET 200iSP Operating Instructions Manual page 67

4. Connecting the PROFIBUS RS 485‑IS bus cable to the IM 152-1DP via the PROFIBUS bus
connector RS 485‑IS (see Appendix "Article numbers (Page 419)").
5. Connect the PROFIBUS RS 485-IS with the PROFIBUS bus connector RS 485‑IS: (see appendix
"Article numbers (Page 419)"). The maximum length of the PROFIBUS RS 485‑IS depends on
the baud rate (see product information RS 485-IS coupler
support.industry.siemens.com/cs/ww/en/view/29306413)).
Figure 4-3
Rules for configuration of the ET 200iSP in Zone 21
If you use the ET 200iSP in zone 21, then you must observe the following rules:
1. Install the ET 200iSP in a dust-proof (certified) enclosure with at least degree of protection
IP6X (according to directive 2014/34/EU for category 2D). Additional requirements (surface
temperature, for example) can be found in the certification document for the enclosure (see
section "Installation rules (Page 101)", see Appendix "Article numbers (Page 419)").
2. See points 2 to 5: Rules for the configuration of the ET 200iSP in Zone 1
Rules for configuration of the ET 200iSP in Zone 2
If you use the ET 200iSP in zone 2, then you must observe the following rules:
1. Install the ET 200iSP in an enclosure with degree of protection IP54. A declaration of the
manufacturer for fulfilment of Zone 2 must be available for the enclosure (in accordance with
EN 60079‑15: Protection against mechanical damage; degree of protection IP54; avoidance
of ignition hazards due to electrostatic charging) (see section "Installation rules (Page 101)",
see Appendix "Article numbers (Page 419)").
2. See points 2 to 5: Rules for the configuration of the ET 200iSP in Zone 1
ET 200iSP
Operating Instructions, 11/2022, A5E00247483-AK
ET 200iSP configuration Options in Zone 1
Configurations (principle)
4.4 Rules for operation in hazardous areas
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