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Instruction Manual
IM-106-880C, OI
September 2009
Hazardous Area OCX 8800
1-12
SPECIFICATIONS
Specifications
Net O
2
Range 0-1% to 0-40% O
2
, fully field selectable
Combustibles 0-1000 ppm to 0-5%, fully field selectable
Accuracy
Oxygen ± 0.75% of reading or 0.05% O
2
(whichever is greater)
Combustibles ± 2% range
System Response to
Test Gas
Oxygen 10 sec T90
Combustibles 25 sec T90
Temperature Limits
Process 32° to 2600°F (0° to 1427°C)
Sensors Housing -40° to 212°F (-40° to 100°C), ambient
Electronics Housing -40° to 149°F (-40° to 65°C), ambient
-40° to 185°F (-40° to 85°C), internal - operating temperature of
electronics inside instrument housing, as read by HART or
FOUNDATION fieldbus
Local Operator
Interface
-40° to 158°F (-40° to 70°C), ambient
[At temperatures above 158°F (70°C) inside instrument housing,
the infrared keypad will cease to function, but the Hazardous Area
OCX 8800 will continue to operate properly.]
Nominal and Approximate
Shipping Weights
18 in. (457 mm)
probe package
54 lbs (20 kg)
3 ft (0.91 m) probe
package
55 lbs (20.5 kg)
6 ft (1.83 m) probe
package
57 lbs (21 kg)
9 ft (2.74 m) probe
package
59 lbs (22 kg)
Housings Mounting -
Integral Electronics
Flange
Mounting and Mounting
Positions - Remote
Electronics
Sensors Housing Flange
Electronics Housing Wall/Pipe
Materials
Probes 316L stainless steel - 1300°F (704°C)
Inconel 600 - 1832°F (1000°C)
Ceramic - 2600°F (1427°C)
Enclosures Low-copper aluminum
Calibration Semi-automatic or automatic
Calibration Gas Mixtures
Recommended
(Ref. test gas bottles
kit #1A99119G04)
0.4% O
2
, Balance N
2
8% O
2
, Balance N
2
1000 ppm CO, Balance Air
Calibration Gas Flow 7 scfh (3.3 l/m), regulated to 20 to 30 psi (138 to 207 kPa)
Reference Air 2 scfh (1 l/m), clean, dry instrument-quality air (20.95% O
2
),
regulated to 45 psi (310 kPa)
Eductor Air 5 scfh (2.5 l/m), clean, dry, instrument-quality air 20.95% O
2
),
regulated to 45 psi (310 kPa)
Dilution Air 0.1 scfh (0.05 l/m), clean, dry, instrument-quality air (20.95% O
2
)
regulated to 45 psi (310 kPa)
Table continued on next page