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Instruction Manual
IB-106-300NH Rev. 4.3
May 2005
2-8 Installation Rosemount Analytical Inc. A Division of Emerson Process Management
World Class 3000
c. Reference Air Package
After the oxygen analyzing (probe) unit is
installed, connect the reference air set to
the probe junction box. The reference air
set should be installed in accordance with
Figure 2-3.
d. Service Required
1. Power input: 100, 115 or 220 Vac sin-
gle phase, 50 to 60 Hz, 3 amp mini-
mum. (See label.)
2. Compressed air: 10 psig (68.95 kPa)
minimum, 225 psig (1551.38 kPa)
maximum at 2 scfh (56.6 L/hr) maxi-
mum; supplied by one of the following
(less than 40 parts-per-million total hy-
drocarbons). Regulator outlet pressure
should be set at 5 psi (35 kPa).
(a) Instrument air - clean, dry.
(b) Bottled standard air with step-down
regulator.
(c) Bottled compressed gas mixture
(20.95% oxygen in nitrogen).
(d) Other equivalent clean, dry, oil-free
air supply.
TO PROBE HEAD
REF AIR SET
263C152G01
1 FLOWMETER 0.2-2.0 SCFH 771B635H02
2 2" PRESSURE GAGE 0-15 PSIG 275431-006
3 COMBINATION FILTER-REG. 0-30 PSIG 4505C21G01
NOTE: DIMENSIONS ARE IN INCHES WITH
MILLIMETERS IN PARENTHESES.
1
2
3
4.81 (122.17)
FLOW SET
POINT KNOB
0.125-27 NPT FEMALE
OUTLET CONNECTION
1.19
(30.22)
10.0 REF
(254)
DRAIN VALVE
3.12 (79.25) MAX
8.50 MAX
(215.90)
2.0
(50.80)
2 MOUNTING HOLES
3.19 (81.03) LG
THROUGH BODY FOR
0.312 (7.92) DIA BOLTS
1.50
(38.10)
2.250 (57.15)
SCHEMATIC HOOKUP FOR REFERENCE AIR SUPPLY ON OXYGEN ANALYZER PROBE HEAD.
OUTLET
0.25-18 NPT FEMALE
INLET CONNECTION
COMPRESSED AIR SUPPLY
10-225 PSIG MAX PRESSURE
27270003
0.250 OR 6 MM OD TUBING
(SUPPLIED BY CUSTOMER)
0.250 OR 6 MM OD
TUBE COMPRESSION
FITTING (SUPPLIED BY WECO)
Figure 2-3. Air Set, Plant Air Connection