Connecting The Device; Opening The Device - Siemens SITRANS P Compact Operating Instructions

Connecting

5.2 Connecting the device

Note
Improvement of interference immunity
• Lay signal cables separate from cables with voltages > 60 V.
• Use cables with twisted wires.
• Keep device and cables at a distance from strong electromagnetic fields.
• Take account of the conditions for communication specified in the Technical data (Page 61).
• Use shielded cables to guarantee the full specification according to HART/PA/FF/Modbus/
EIA-485/Profibus DP.
5.2 Connecting the device
5.2.1

Opening the device

①
②
Figure 5-2
1. Use a 3 mm Allen key to loosen the safety catch
2. Unscrew the cover of the electrical cable compartment
38
Safety catch (optional)
Cover of the electrical cable compartment.
Rear view of pressure transmitter
①
.
②
.
Compact Operating Instructions, 01/2021, A5E38874562-AC
SITRANS P320/P420