Ex Py Safety Equipment; Overview - Siemens SIPROCESS GA700 Compact Operating Instructions
Continuous gas analysis, devices in explosion-proof design
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Also See for SIPROCESS GA700:
- Operating manual (306 pages) ,
- Compact operating instructions (244 pages) ,
- Operating instructions manual (224 pages)
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Appendix A
A.1
Ex py safety equipment
A.1.1
Overview
Example of Ex p safety equipment
A
Ex interface relay SR852
B
Pressure regulating valve for purging gas with gauge
C
Proportional valve
①
Purging gas connection 2.5 ... 5 bar (rel.)
②
Connection to Ex p enclosure (SIPROCESS GA700); conductor cross-section 8 mm, max. length 10 m
③
Connection from Ex p enclosure (SIPROCESS GA700); conductor cross-section 8 mm, max. length 10 m
④
Connection of power cable; fusing 16 A
⑤
Exhaust air outlet. If appropriate connection of a 1" line, max. length 20 m
Figure A-1
Devices in explosion-proof design
Compact Operating Instructions, 05/2018, A5E35134047-03
Ex p safety equipment, Gönnheimer Elektronik GmbH
A
D
Ex p controller F870S
E
Ex power relay SR853
F
Ground connection
101
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