Specifications

7820 MSD Site Preparation
GC, GC/MS, and ALS Site Preparation Guide 107
A 7820 MSD system that includes a GC, ALS injector, 5977 or 5975 MSD
and a computer would require about 165 cm (5 ft 5 in.) of bench space.
Some repairs to the GC will also require access to the back of the
instrument.
Note that the length of the quadrupole vacuum hose is 130 cm (4 ft 3 in)
from the high vacuum pump to the foreline pump, and the length of the
foreline pump power cord is 2 m (6 ft 6 in).
ALS
• GC with 7693A ALS injector Requires 50 cm (19.5 in) above the GC 3.9 kg (8,6 lb)
each
• GC with 7650A ALS injector Requires 50 cm (19.5 in) above the GC 3.9 kg (8,6 lb)
each
Table 5 1 Required instrument height, width, depth, and weight (continued)
Product Height Width Depth Weight
Figure 8 Top view of typical installation (7820A GC system)
GC Computer with monitor PrinterForeline
pump
MSD
165 cm (5 ft 5 in.)