Table of Contents
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Confidentiality Notice .....................................................................................................................1
General Information .......................................................................................................................1
Product Overview ................................................................................................................................... 1
System Requirements and Limitations ................................................................................................. 1
Features and Functions .......................................................................................................................... 2
Available Models..................................................................................................................................... 2
Description of Major Components ........................................................................................................ 2
Installation ......................................................................................................................................3
General Information............................................................................................................................... 3
Mounting.................................................................................................................................................. 5
Conduit Installation ................................................................................................................................ 5
Field Wire Installation............................................................................................................................ 6
Power........................................................................................................................................................ 7
AC Models............................................................................................................................................................7
DC Models............................................................................................................................................................7
Auxiliary Devices .................................................................................................................................... 8
System Interconnection .......................................................................................................................... 9
Operation.......................................................................................................................................10
Digital Models DEX-102 and DEX-202............................................................................................... 10
Intercom Communication Modes........................................................................................................................10
Volume Control ..................................................................................................................................................10
Paging .................................................................................................................................................................11
Alarms and Music ...............................................................................................................................................11
Analog Models DEX-101 and DEX-201 .............................................................................................. 11
Intercom Communication Modes........................................................................................................................11
Volume Control ..................................................................................................................................................11
Paging .................................................................................................................................................................11
Alarms and Music ...............................................................................................................................................11
Maintenance..................................................................................................................................12
General Information............................................................................................................................. 12
Troubleshooting .................................................................................................................................... 12
Specifications ................................................................................................................................13
GAI-Tronics Corporation 400 E. Wyomissing Ave. Mohnton, PA 19540 USA
610-777-1374
V
ISIT WWW
G A I - T R O N I C S ® C O R P O R A T I O N
A H U B B E L L C O M P A N Y
T
C
A B L E O F
800-492-1212
.
-
.
GAI
TRONICS
COM FOR PRODUCT LITERATURE AND MANUALS
O N T E N T S
Fax: 610-796-5954
Pub.: 42004-679L2D
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Summary of Contents for GAI-Tronics DEX-202
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Page 1: Table Of Contents
Volume Control ..............................11 Paging .................................11 Alarms and Music ...............................11 Maintenance..........................12 General Information..........................12 Troubleshooting ............................ 12 Specifications ..........................13 GAI-Tronics Corporation 400 E. Wyomissing Ave. Mohnton, PA 19540 USA 610-777-1374 800-492-1212 Fax: 610-796-5954 ISIT WWW TRONICS COM FOR PRODUCT LITERATURE AND MANUALS... -
Page 2: Model Dex-101, -102, -201, And -202
Tronics retains all intellectual property and other rights in or to the information contained herein, and such information may only be used in connection with the operation of your GAI-Tronics product or system. This manual may not be disclosed in any form, in whole or in part, directly or indirectly, to any third party. -
Page 3: Features And Functions
Digital Intercom Station with keypad – 24 V dc (UL) DEX-102 Digital Intercom Station with keypad – 120 V ac (UL) DEX-202 Description of Major Components The Driller’s Intercom stations consist of a factory-sealed enclosure (top) and a termination enclosure (bottom). -
Page 4: Installation
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 3 of 13 ODEL X AND RILLER NTERCOM TATIONS Installation General Information WARNING Always remove power to this station and any associated equipment before beginning any installation. Install equipment without modification and according to all applicable local and national electrical codes. Consult the National Electrical Code (NFPA 70), Canadian Standards Association (CSA 22.1), and local codes for specific requirements regarding your installation. - Page 5 Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 4 of 13 ODEL X AND RILLER NTERCOM TATIONS Figure 2. Driller’s Intercom Outline f:\standard ioms - current release\42004 instr. manuals\42004-679l2d.doc 10/10...
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Page 6: Mounting
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 5 of 13 ODEL X AND RILLER NTERCOM TATIONS Mounting The station consists of two enclosures that are connected by a union. The mounting location must be a flat, vertical surface that provides proper clearance, rigidity and strength to support the station. -
Page 7: Field Wire Installation
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 6 of 13 ODEL X AND RILLER NTERCOM TATIONS Field Wire Installation Remove the termination enclosure cover and pull all wiring into the termination enclosure. Make all connections as described below. : All field wiring is to be completed in the termination enclosure (bottom enclosure) only. Figure 4. -
Page 8: Power
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 7 of 13 ODEL X AND RILLER NTERCOM TATIONS Power A separate power feed is recommended for stations in Div. 1 areas so that the stations can be de-energized for maintenance without disrupting the power supply to the other equipment in the Div. 1 area. Refer to Figure 4 and Figure 5 for wiring details. -
Page 9: Auxiliary Devices
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 8 of 13 ODEL X AND RILLER NTERCOM TATIONS Auxiliary Devices Terminal block TB1 is provided for connection of the speaker, system cable, footswitch, and beacon. This terminal block accepts a #12-22 AWG wire. Refer to Table 2 for the recommended conductor sizes. Conductor ends can be stripped and terminated with or without a wire ferrule. -
Page 10: System Interconnection
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 9 of 13 ODEL X AND RILLER NTERCOM TATIONS System Interconnection Refer to Figure 6 for a typical system wiring diagram. Consult the Central Switch manual for further details on equipment connections to the central switch. Figure 6. -
Page 11: Operation
In some situations (example: high ambient noise levels or stations in close proximity), the station must be operated in simplex mode at all times. Digital Models DEX-102 and DEX-202 Intercom Communication Modes Master Communication - Communication between two stations can be automatically enabled during the system start-up, or enabled/disabled by the master station. -
Page 12: Paging
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 11 of 13 ODEL X AND RILLER NTERCOM TATIONS Paging This station is capable of sending and receiving all-calls and group calls. Refer to the “All-Call” and “Group Call” sections of the Central Switch manual for configuration details. Alarms and Music This station is capable of receiving alarms and music. -
Page 13: Maintenance
TATIONS Maintenance General Information If you experience additional problems, please contact the GAI-Tronics Field Service Department at 1-800-492-1212 and follow the voice prompts. In order to ensure explosion-proof integrity, repairs to this equipment are to be made ONLY by the GAI-Tronics Field Service Department and/or factory-authorized personnel. -
Page 14: Specifications
Pub.: 42004-679L2D DEX-10 DEX-20 ’ Page 13 of 13 ODEL X AND RILLER NTERCOM TATIONS Specifications Power input (120 V ac) ..Voltage ............. 108/132 V ac range, 50/60 Hz Power consumed ............ 23 VA, 10 watts (nominal) 52 VA, 50 watts (maximum) Power input (240 V ac) ..
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