Series 3731
with HART communication
Positioner Type 3731- 3
4 to 20 mA, HART communication, LCD and autotune
21=Explosion protection : ATEX II 2G Ex d IIC T6, T5, T4 Gb; II 2G Ex de IIC T6, T5, T4 Gb; II 2D Ex tb IIIC T80°C DB IP66
00=Options : Without
4=Diagnostics : EXPERTplus for control valves
1=Electrical threaded connections : 2x M20 x 1.5
1=Action on fault detection : Emergency shutdown at 3.85 mA
00=fixed
0=Explosion protection certificates : As specified
1=fixed
0=Special applications : Without
000=Version compatible with paint (IP 41/NEMA 1) Special version : Without
