Rosemount OCX 8800, Instruction Manual

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Instruction Manual
IM-106-880, Rev 2.1
April 2017
OCX 8800
1-13
Blowback Air (optional) Clean, dry, instrument-quality air (20.95% O
2
), regulated to
≥ 60 psi
(413 kPa) or greater and ambient temperature of
≥ 0 °F (-18 °C)
Specifications
Sensors Housing Type 4X, IP66 with fitting and pipe on reference exhaust port to
clean, dry atmosphere, two 3/4-14 NPT conduit ports (when
reference air vents are routed to a dry area).
Electronics Housing Type 4X, IP66 with fitting and pipe on reference exhaust port to
clean, dry atmosphere, two 3/4-14 NPT conduit ports (when
reference air vents are routed to a dry area).
Certifications
Electrical Noise EN 61326-1, Class A
Line Voltage Universal 100 to 240 VAC ±10%, 50 to 60 Hz, no switches or
jumpers required, 3/4-14 NPT conduit port
Pollution Degree 2
Over Voltage Category II
Relative Humidity 5 to 95% (non-condensing)
Isolated Output
Oxygen 4-20 mAdc, 950 ohm maximum, with HART or FOUNDATION
fieldbus capability only
Combustibles 4-20 mAdc, 950 ohm maximum (Not present with FOUNDATION
fieldbus)
Alarm Alarm output relay - dry contact, form C, 30mA, 30VDC capacity
Power Consumption 750 W maximum
NOTE
All static performance characteristics are with operating variables constant. Specifications subject to change
without notice.