Emerson Rosemount CT5100, Reference Manual

Page: 59 / 179

Figure 5-8: Purge Power and Alarm Entry Point Connections
A. SV1
B. Power
C. Bypass
D. To purge solenoid
E. To be run separately from other cables looms
F. To PT100 sensor
Note
Purge control system power and alarm contact to be directly wired into purge control unit
by end user. The cables must use cable glands suitable for the zone of application of the
analyzer for entry into the analyzer enclosure and the purge control unit.
Terminal Function
L Purge control supply (live)
N Purge control supply (neutral)
K1 (normally open) Alarm contract
K2 (normally closed) Alarm contract
Electrical protection for the instrumentation circuitry of the analyzer is provided by fuses
F1 and F2 located inside the analyzer. Refer to
Figure 5-9 .
The customer supplied power cable for the analyzer instrumentation will be connected to
terminals 1 - 3.
Reference Manual Install
00809-0100-4512 October 2019
Reference Manual 59