Emerson OCX 8800 instruction manual Specifications, Hazardous Area OCX

Instruction Manual

IM-106-880, Rev 1.0 January 2007

OCX 8800

SPECIFICATIONS

Hazardous Area OCX

Specifications
Net O2 Range	0-1% to 0-40% O2, fully field selectable
Combustibles	0-1000 ppm to 0-5%, fully field selectable
Accuracy
Oxygen	± 0.75% of reading or 0.05% O2 (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 measured by a HART
	communicator or AMS software
Local Operator	-40° to 158°F (-40° to 70°C), ambient
Interface	[At temperatures above 158°F (70°C) inside instrument housing,
	the infrared keypad will cease to function, but the OCX 8800 will
	continue to operate properly.]
Nominal and Approximate
Shipping Weights
18 in. (457 mm)	54 lbs (20 kg)
probe package
3 ft (0.91 m) probe	55 lbs (20.5 kg)
package
6 ft (1.83 m) probe	57 lbs (21 kg)
package

9 ft (2.74 m) probe package

Housings Mounting

Materials

Probes

Enclosures

Calibration

Calibration Gas Mixtures

Recommended

(Ref. test gas bottles

kit #1A99119G04)

Calibration Gas Flow

Reference Air

Eductor Air

Dilution Air

Blowback Air (optional)

59 lbs (22 kg)

Flange

316L stainless steel - 1300°F (704°C) Inconel 600 - 1832°F (1000°C) Ceramic - 2600°F (1427°C)

Low-copper aluminum Semi-automatic or automatic

0.4% O2, Balance N2

8% O2, Balance N2

1000 ppm CO, Balance Air

7 scfh (3.3 l/m)

2 scfh (1 l/m), clean, dry instrument-quality air (20.95% O2), regulated to 45 psi (310 kPa)

5 scfh (2.5 l/m), clean, dry, instrument-quality air 20.95% O2), regulated to 45 psi (310 kPa)

0.1scfh (0.5 l/m), clean, dry, instrument-quality air (20.95% O2) regulated to 45 psi (310 kPa)

Clean, dry, instrument-quality air (20.95% O2), regulated to 55 psi (379 kPa)

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