Siemens SITRANS VP300 Operating Instructions Manual page 21

Optional position feedback module, intrinsic safety "Ex ia/ib"
Connection values can be found in section "Technical data (Page 27)".
Non-hazardous area
Potentially explosive atmosphere - Zone 1
①
Auxiliary power
②
Measurement value detection 4 to 20 mA
③
Terminals for position feedback module
④
Display module
U Auxiliary voltage U
aux
Figure 11 Position feedback module, intrinsic safety "Ex ia/ib"
SITRANS VP300 (6DR63..)
A5E03359515-01, 03/2011
H
19