Siemens SIPART PS2 Series Operating Instructions Manual page 313

Note
Properties of the cable
To avoid interference, the cable between 19" slide-in module, positioners 6DR59.. and field
distributors should have the following signal pairs (twisted pair):
● Discharge - / Discharge +
● Supply - / Supply +
● GND / POS
● V_REF GND
①
Control system
②
3 x 1 cable to the control system
③
Field distributor
④
Connection point
Ground
SIPART PS2 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E00074631-AE
Positioner with remote control electronics
⑤
Shield
⑥
Positioner 6DR5910
⑦
19" slide-in module
F.2 19" slide-in module
313