Siemens SIPART Series - 12.4 Controller; 12.5 Certificates, approvals, explosion protection for all device versions

Technical data
12.4 Controller
SIPART PS2 with and without HART
Operating Instructions, 10/2013, A5E00074631-11
239
12.4
Controller
Controller
Control unit
• Five-point controller
Adaptive
• Dead zone
dEbA = auto
Adaptive or can be preset
dEbA = 0.1 ... 10 %
Adaptive or can be preset
Analog-to-digital converter
• Scanning time
10 ms
• Resolution
≤ 0.05 %
• Transmission error
≤ 0.2 %
• Temperature influence
≤ 0.1 %/10 K (≤ 0.1 %/18 °F)
Cycle time
• 20 mA/HART device
20 ms
• PA device
60 ms
• FF device
60 ms (min. loop time)
12.5
Certificates, approvals, explosion protection for all device versions
Certificates and approvals
Classification according to pressure
equipment directive (PED 97/23/EC)
For fluid group 1 gases; fulfills requirements in article 3, paragraph 3 (good
engineering practice SEP)
CE conformity The applicable directives and standards applied with their revision levels can
be found in the EC declaration of conformity on the Internet.