GAI-Tronics 9974 Junction Box User Manual
Page 2

Pub. 42004-101C
Model 9974 Junction Box
Page:
2 of 4
f:\standard ioms - current release\42004 instr. manuals\42004-101c.doc
11/12
Figure 1. Mounting
3. There are four mounting holes in the rear enclosure. Mount the enclosure to the wall using either
four ¼-20 machine screws with nuts and washers, or #14 wood screws of appropriate length for the
mounting surface. See Figure 1. Install the rear enclosure to a wall or an appropriate surface through
the supplied mounting holes.
4. Connect the conduit to the hub assembly, and run the system cables to the unit. Follow the cable
termination instructions supplied in the “Wiring” section of this manual.
WARNING
This unit has NRTL approval for Div. 2 hazardous areas. It shall not be installed, removed, or
adjusted while the power is applied in a known hazardous area. Do not install this equipment in
hazardous areas other than those on the equipment approval list in the “Specification” section of
this manual. Such installation may cause a safety hazard and consequent injury or property
damage.
- 370-201, 372A Interface Amplifier Assembly (10 pages)
- 13314-001 and 13314-002 Div. 2 Hazardous Area Speaker Assembly using 13314 Driver (3 pages)
- 230-001 Pole-Mounting Kit (3 pages)
- Electro Sound Electro-Sound Communication System (9 pages)
- 13314-004 Div. 2 Hazardous Area 100-Volt Horn Driver (5 pages)
- XGM003A Gooseneck Microphone Kit (5 pages)
- XGM003A Gooseneck Microphone Kit (2 pages)
- XGM003A Gooseneck Microphone Kit (26 pages)
- 232-001 Pole Mounting Kit (3 pages)
- 13411-001 and 13411-002 Replacement Voice Coil / Diaphragm Assemblies (5 pages)
- 726-101 Single Party Desktop Subset (5 pages)
- 726-101 Single Party Desktop Subset (4 pages)
- 478-002 Centra-Page Desktop Subset (6 pages)
- 210-001 Corridor Telephone (10 pages)
- 239WM-002 Slim Wall-Mount Stanchions (10 pages)
- 239WM-002 Slim Wall-Mount Stanchions (5 pages)
- 239WM-002 Slim Wall-Mount Stanchions (6 pages)
- 239WM-002 Slim Wall-Mount Stanchions (4 pages)
- 239WM-002 Slim Wall-Mount Stanchions (4 pages)
- Speaker / Horn Installation for GAI-Tronics Communication System (8 pages)
- 700 Series 120 V AC Page/Party Systems (10 pages)
- 700 Series 24 V DC Page/Party Systems (14 pages)
- 703-002 Multi-Party 24 V DC Amplifier Enclosures (13 pages)
- 703A Indoor Multi-Party 115 V AC Amplifier Enclosure (3 pages)
- 703A Indoor Multi-Party 115 V AC Amplifier Enclosure (8 pages)
- 723-001 Remote Handset / Speaker Amplifier (3 pages)
- 723-003 24 V DC Remote Handset/Speaker Amplifier (7 pages)
- 237-001 Plug-in Power Supply for Telephones (3 pages)
- 733-002 Single Party 24 V DC Amplifier Enclosure (13 pages)
- 7855-001 Explosion-proof Handset Stations (13 pages)
- 7855-002 24 V DC Explosion-proof Page/Party Handset Stations (14 pages)
- 670-001 Explosion-proof Page/Party Speaker Station (9 pages)
- 670-002 24 V DC Explosion-proof Page/Party Speaker Station (10 pages)
- 13351 Integral Loudspeakers (5 pages)
- 305-001 Line Balance Assembly (3 pages)
- 272-001 Intrinsically-Safe Telephones (13 pages)
- 713-102 24 V DC Page/Party Remote Speaker Amplifier (5 pages)
- 263-000 Isolation Barrier Unit (I.S. Phone) (14 pages)
- 774-001 Portable Station Enclosure (Page/Party) (5 pages)
- 234SBA 234SBA Stanchion Broadcast Assembly (12 pages)
- 491-204 Mine Dial / Page Phone (10 pages)
- 773-001 Outdoor Jack Station (Page/Party) (3 pages)
- 491 Series Mine Dial / Page Phone Interface Cabinet (23 pages)
- 268-001 Intrinsically-Safe Telephone Rack-Mount System (14 pages)