Emerson Rosemount OCX8800 - Page 68

Instruction Manual
IM-106-880C, OI
Section 3: Configuration and
Startup
April 2017
Section
contents
43
Hazardous Area OCX 8800 with HART electronics (Figure 3-1). SW1 determines if the O
2
4-20
mA signal is internally or externally powered. SW2 determines if the COe 4-20 mA signal is
internally or externally powered. SW3 sets the rail limits for the O
2
and COe 4-20 mA signals and