GAI-Tronics 352-001 UL Class I Division 1 Telephones - Manual (Page 4)

Pub. 42004-454A
Model 352-001, 352-002, 352-003, and 352-004 Division 1 Telephones Page: 4 of 13
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Hardware Description
External
Models 352-001 and 352-002 each contain a handset with approved cable gland, standard keypad, volume
control button, and applicable approval labeling. The handset rests on a cradle, which has a magnetic
reed switch to signal an off-hook condition. The enclosure is sealed with ten cover mounting bolts
located around the perimeter of the enclosure’s flange. See Figure 4.
Figure 4. Model 352 Series Division 1 Hazardous Area Telephone Outline