Emerson B-106-300NH instruction manual Reference Air Package, Service Required

Instruction Manual

IB-106-300NH Rev. 4.2 July 2002

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.

	0.125-27 NPT FEMALE					3.12 (79.25) MAX		NOTE: DIMENSIONS ARE IN INCHES WITH
	OUTLET CONNECTION
						2.250 (57.15)		MILLIMETERS IN PARENTHESES.
	1			3
		2	OUTLET
4.81	(122.17)					0.25-18 NPT FEMALE
						INLET CONNECTION			8.50 MAX
FLOW SET									(215.90)
POINT KNOB		1.19				2.0
							2 MOUNTING HOLES
		(30.22)
						(50.80)
								3.19 (81.03)	LG
						1.50	THROUGH BODY FOR
		DRAIN VALVE			(38.10)		0.312 (7.92) DIA BOLTS
		10.0 REF
			(254)
0.250 OR 6 MM OD
TUBE COMPRESSION					1	FLOWMETER			0.2-2.0 SCFH	771B635H02
FITTING (SUPPLIED BY WECO)					2	2" PRESSURE GAGE			0-15 PSIG	275431-006
		TO PROBE HEAD
					3	COMBINATION FILTER-REG.			0-30 PSIG	4505C21G01

0.250 OR 6 MM OD TUBING (SUPPLIED BY CUSTOMER)

REF AIR SET

263C152G01

COMPRESSED AIR SUPPLY 10-225 PSIG MAX PRESSURE

SCHEMATIC HOOKUP FOR REFERENCE AIR SUPPLY ON OXYGEN ANALYZER PROBE HEAD. 27270003

Figure 2-3. Air Set, Plant Air Connection

2-8 Installation Rosemount Analytical Inc. A Division of Emerson Process Management