Introduction
Agilent 240/280 Series AA User’s Guide 37
Gas supplies
C
2
H
2
Air N
2
O Air Purge
Instrument grade
>99.5% pure
Must be clean &
dry. (Air filter to be
used if required)
Instrument grade
>99.5% pure
Allowed range 65-100 kPa
(9.5-14.5 psi)
245-455 kPa
(35-65 psi)
245-455 kPa
(35-65 psi)
245-455 kPa
(35-65 psi)
Recommended 75 kPa (11 psi) 350 kPa (50 psi) 350 kPa (50 psi)
Typical flow rate 0-10 (L/min) 13.5-20 (L/min) 11-16 (L/min) 10 (L/min)
Connection 1.8 m (6 ft) length
of 6.3 mm (1/4 in)
ID red hose with
9/16 in-18UNF L/H
thread fitting#
1.8 m (6 ft) length
of 6.3 mm (1/4 in)
ID black hose with
9/16 in-18UNF
fitting#
1.8 m (6 ft) length
of 6.3 mm (1/4 in)
ID blue hose with
¾ in-16UNF
fitting#
Barb to take
6.3 mm (1/4 in)
hose
#
Adaptors are available
Other gas connections
Sample compartment: Push-on Air/N
2
O connector for burner
Push-on C
2
H
2
connector for burner
Weights and Dimensions
Spectrometer System unit Width Depth Height Weight
240 AA instrument only 790 mm (31 in.) 585 mm (23 in.) 575 mm (22.5 in.) 56 kg (123 lb)
240 AA instrument and
shipping box
1215 mm (48 in.) 780 mm (31 in.) 880 mm (35 in.) 97 kg (213 lb)
280 AA instrument only 790 mm (31 in.) 585 mm (23 in.) 735 mm (29 in.) 69 kg (152 lb)
280 AA instrument and
shipping box
1170 mm (46 in.) 890 mm (35 in.) 890 mm (35 in.) 106 kg (234 lb)
280Z AA instrument only 790 mm (31 in.) 585 mm (23 in.) 735 mm (29 in.) 61 kg (135 lb)
280Z AA instrument and
shipping box
1170 mm (46 in.) 890 mm (35 in.) 890 mm (35 in.) 92 kg (203 lb)