Commissioning; Basic Safety Instructions; Introduction To Commissioning - Siemens SITRANS P DS III Operating Instructions Manual

Commissioning

10.1

Basic safety instructions

Toxic gases and liquids
Danger of poisoning when venting the device: if toxic process media are measured, toxic
gases and liquids can be released.
• Before venting ensure that there are no toxic gases or liquids in the device, or take the
Improper commissioning in hazardous areas
Device failure or danger of explosion in hazardous areas.
• Do not commission the device until it has been mounted completely and connected in
• Before commissioning take the effect on other devices in the system into account.
Opening device in energized state
Danger of explosion in areas subject to explosion hazard.
• Only open the device in a de-energized state.
• Check prior to commissioning that the cover, cover locks, and cable inlets are
Exception: Devices having the type of protection "Intrinsic safety Ex i" may also be opened
in energized state in hazardous areas.
10.2

Introduction to commissioning

Following commissioning, the pressure transmitter is immediately ready for use.
To obtain stable measured values, the pressure transmitter needs to be allowed to warm up
for around 5 minutes after the power supply is switched on. When it starts up, the pressure
transmitter goes through an initialization routine (display at the end: "Init done"). If the
pressure transmitter does not complete the initialization routine, check the auxiliary power.
SITRANS P DS III/P410 with PROFIBUS PA
Operating Instructions, 02/2016, A5E00053276-08
DANGER
appropriate safety measures.
WARNING
accordance with the information in Chapter "Technical data (Page 193)".
WARNING
assembled in accordance with the directives.
10
171