GDS 95/TX Manuel utilisateur

GDS Corp.
2513 Hwy 646 Santa Fe, Texas 77510
409-927-2980 409-927-4180 (Fax) www.gdscorp.com
Operation and Maintenance
Manual
95/TX Wireless Alarm Station & Repeater

95/TX Operation & Maintenance Manual, Revision 1.0
Page 2
CAUTION: FOR SAFETY REASONS THIS EQUIPMENT MUST BE OPERATED AND SERVICED BY QUALIFIED
PERSONNEL ONLY. READ AND UNDERSTAND INSTRUCTION MANUAL COMPLETELY BEFORE OPERATING
OR SERVICING.
ATTENTION: POUR DES RAISONS DE SÉCURITÉ, CET ÉQUIPEMENT DOIT ÊTRE UTILISÉ, ENTRETENU ET
RÉPARÉ UNIQUEMENT PAR UN PERSONNEL QUALIFIÉ. ÉTUDIER LE MANUE D’INSTRUCTIONS EN ENTIER
AVANT D’UTILISER, D’ENTRETENIR OU DE RÉPARER L’ÉQUIPEMENT.
REVISION ISTORY
Revision 1.0 3/1/14 Initial Release
Copyright © 2014 GDS Corp. All Rights Reserved
P/N 1200-0739-01

95/TX Operation & Maintenance Manual, Revision 1.0
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CONTENTS
1 SAFETY INFORMATION _______________________________________________ 5
FOR YOUR SAFETY __________________________________________________________________ 5
WARRANTY _______________________________________________________________________ 5
IF YOU AVE QUESTIONS ____________________________________________________________ 5
2 GDS CORP WIRELESS SYSTEM OVERVIEW ________________________________ 6
GDS Corp Wireless Devices ___________________________________________________________ 7
Key Features_______________________________________________________________________ 8
3 95/TX HARDWARE ___________________________________________________ 9
4 INSTALLATION _____________________________________________________ 11
Choosing a Location ________________________________________________________________ 11
Power and Signal Wiring ____________________________________________________________ 13
Antenna selection _________________________________________________________________ 14
5 SETUP OPERATION ________________________________________________ 17
User Interface ____________________________________________________________________ 17
Network Setup ____________________________________________________________________ 18
Channel Setup ____________________________________________________________________ 19
Alarm Device Setup ________________________________________________________________ 19
6 TROUBLESHOOTING GUIDE ___________________________________________ 20
7 USER MENUS ______________________________________________________ 21
8 SPECIFICATIONS ____________________________________________________ 26
9 SPARE PARTS ______________________________________________________ 27
10 DRAWINGS AND DIMENSIONS ______________________________________ 28
11 NETWORK SETTINGS ______________________________________________ 31
12 WIRELESS SYSTEM SETUP CHECKLIST _________________________________ 32
13 WIRELESS RANGE CALCULATIONS ____________________________________ 33

95/TX Operation & Maintenance Manual, Revision 1.0
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TABLE OF FIGURES
FIGURE 2-1: GDS CORP WIRELESS GAS DETECTION SYSTEM .......................................................................... 6
FIGURE 3-1: 95/TX SINGLE ENCLOSURE CONFIGURATION ............................................................................. 9
FIGURE 3-2: 95/TX ALARM STATION / REPEATER WIT LOCAL STROBE & ORN .......................................... 9
FIGURE 3-3: 95/TX ALARM STATION / REPEATER WIT RATED ORN & STROBE ....................................... 10
FIGURE 3-4: 95/TX WIT REMOTE LIG T STACK (PRELIMINARY) ................................................................ 10
FIGURE 4-1: DC POWER INPUT WIRING ....................................................................................................... 13
FIGURE 4-2: AC POWER INPUT WIRING ....................................................................................................... 13
FIGURE 4-3: 95/TX ALARM RELAY CONNECTIONS ........................................................................................ 14
FIGURE 4-4: YAGI DIRECTIONAL ANTENNA .................................................................................................. 15
FIGURE 5-1: 95/TX DISPLAY .......................................................................................................................... 17
FIGURE 7-1: 95/TX MAIN MENU TREE .......................................................................................................... 21
FIGURE 7-2: C ANNEL CONFIGURATION MENU .......................................................................................... 22
FIGURE 7-3: SYSTEM CONFIGURATION MENU ............................................................................................. 23
FIGURE 7-4: COMMUNICATIONS MENU ...................................................................................................... 24
FIGURE 7-5: SYSTEM SECURITY MENU ......................................................................................................... 25
FIGURE 7-6: TEC NICIANS ONLY MENU ....................................................................................................... 25
FIGURE 9-1: 95/TX SPARE PARTS .................................................................................................................. 27
FIGURE 10-1: 95/TX DIMENSIONS (DC, STROBE ONLY) ................................................................................ 28
FIGURE 10-2: 95/TX DIMENSIONS (AC, NR ORN + STROBE) ....................................................................... 29
FIGURE 10-3: 95/TX DIMENSIONS (XP ORN + STROBE) .............................................................................. 30
FIGURE 11-1: GDS CORP NETWORK SETTINGS ............................................................................................. 31
FIGURE 12-1: STEP-BY-STEP WIRELESS SETUP C ECKLIST ............................................................................ 32
FIGURE 13-1: RF TRANSMISSION MARGIN ................................................................................................... 33
FIGURE 13-2: RF TRANSMISSION ZONE ........................................................................................................ 34

95/TX Operation & Maintenance Manual, Revision 1.0
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1SAFETY INFORMATION
Important – Read Before Installation
Users should have a detailed understanding of 95/TX operating and maintenance instructions. Use the
95/TX only as specified in this manual or detection of gases and the resulting protection provided may be
impaired. Read the following WARNINGS prior to use.
FOR YOUR SAFETY
•The 95/TX wireless alarm station described in this manual must be installed, operated and
maintained in accordance with information contained herein. Installation in any hazardous area
must comply with all applicable restrictions, requirements and guidelines for said hazardous
areas. It is the end user customer’s final decision to ensure that the 95/TX is suitable for the
intended use.
•Do not operate the 95/TX if its enclosure is damaged or cracked or has missing components.
Make sure the cover, internal PCB’s and field wiring are securely in place before applying power.
•Do not expose the 95/TX to electrical shock or continuous severe mechanical shock. Protect the
95/TX and related assemblies from dripping liquids and high power sprays.
•Periodically test for correct operation
•Use only for applications described within this manual.
WARRANTY
GDS Corp. hardware products carry a 2-year limited repair or replacement warranty on electronics and
workmanship. GDS Corp. reserves the right to void warranty claims based on evidence of misuse, abuse,
or the misapplication of a specific sensor in an environment known to adversely affect sensor life.
Warranty period starts on date of shipment from GDS Corp.
IF YOU HAVE QUESTIONS
Please contact us at:
GDS Corp
2513 FM 646 Road North, Santa Fe, Texas, 77510
409-927-2980 (Office), 409-927-4180 (Fax)
info@gdscorp.com
www.gdscorp.com

95/TX Operation & Maintenance Manual, Revision 1.0
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2GDS CORP WIRELESS SYSTEM OVERVIEW
The new GDS Corp TX-Series wide-area Wireless Gas Detection System incorporates a wealth of new
features and capabilities that make installation, setup and operation easier and faster and provides the
best in wireless personnel safety and equipment protection.
The system consists of a C2/TX Wireless Site Manager 32-point controller with WiFi, MODBUS satellite or
cellular connectivity, one or more GASMAX/TX single or dual channel battery-operated wireless gas
detectors for toxic and combustible gases and one or more 95/TX Wireless Alarm Station / Repeaters that
allow highly visible strobes or horns to be placed in locations such as gates, guard shacks or worker’s
quarters where timely indication of hazardous conditions can reduce injuries or save lives.
Figure 2-1: GDS Corp Wireless Gas Detection System
GM/TX W reless Gas Mon tors
C2/TX W reless
S te Manager
w th Data Logg ng
95/TX W reless Alarm Stat ons
Remote MODBUS Master
Wired or Wireless Link
Local WiFi
Network to
Smartphones or
Tablets
Satellite or Cell lar
Remote Monitoring
Worldwide
Text Alarms & Alerts
via Smartphone
Network Website
Dashboard Monitor

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ALARM
STATUS
CLEAR
GDS CORP WIRELESS DEVICES
GASMAX/TX GAS MONITOR (GM/TX)
The battery-powered single or dual channel GASMAX/TX monitor uses the latest in ultra-
low power infrared or electrochemical sensors to sample the ambient air every six
seconds for toxic or combustibles gases. If gas is present, a gas data packet containing
level and alarm data is transmitted to any active listener device. A user programmable
‘wake-up timer’ guarantees that even if gas is not present, a transmission will occur on
predetermined intervals to notify the C2/TX controller that the detector is present and
working. For more information on the GASMAX/TX monitor see the GASMAX/TX Users
G ide (P/N 1200-0863).
C2/TX WIRELESS SITE MANGER (C2/TX)
The C2/TX Wireless Site Manager listens for broadcast gas data packets and verifies that
transmissions are being received from all active channels. If an alarm condition exists,
the C2/TX activates local warning devices and updates its MODBUS database. An
optional cellular or satellite remote access system reads changes in the MODBUS
database and transmits alarm information to a cloud server which, in turn, sends
text messages or email warnings and alerts. The C2/TX also acts as the Beacon
Server for the entire system, transmitting a broadcast signal that all radios use to
synchronize their transmissions. For more information on the C2/TX Wireless Site
Manager, see the C2/TX Users G ide (P/N 1200-0866).
95/TX WIRELESS ALARM STATION (95/TX)
The 95/TX Wireless Alarm Station also listens for gas data packets broadcast by
GASMAX/TX monitors and activates local horns or strobes if an alarm condition
exists. In addition, the 95/TX can also be programmed to retransmit (“repeat”)
each received gas data packet. Finally, if required by network topology, a 95/TX
alarm station can be programmed to act as the Beacon Server for the network.
This might be appropriate if the 95/TX is mounted on a pole or other ‘high point’
that provides better line-of-sight communications with all GASMAX/TX monitors,
C2/TX controllers and other 95/TX alarm stations. This man al contains information on the 95/TX
Wireless Alarm Station.

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KEY FEATURES
BATTERY-POWERED COMBUSTIBLE MONITORS
In addition to standard low-power electrochemical sensors, the new GASMAX/TX supports an ultra-low
power infrared detector for methane, propane, general hydrocarbons as well as carbon dioxide gas. Dual-
channel GASMAX/TX monitors can be configured to measure both combustible and toxic hydrogen sulfide
gases with no external source of power.
LISTENER DEVICE AUTO-CONFIGURATION
Each GASMAX/TX gas monitor periodically broadcasts a config data packet that contains information on
tag name, engineering units, zero and span values, alarm levels and other user-adjustable settings. When
a C2/TX site manager or 95/TX alarm station receives a config data packet, setup information in the
GASMAX/TX is automatically loaded into the listener’s channel information database. This makes it
unnecessary to independently program listener devices, and allows them to announce alarms using
customer-recognizable tag names such as “North Fence” or “Drillers Shack” previously programmed into
the individual GASMAX/TX monitor.
REMOTE ACCESS
The C2/TX Wireless Site Manager can be optionally configured for satellite or cellular remote access
packages. These packages include a dedicated satellite or cellular modem with optional GPS receiver,
antenna cable, lightning arrestor and antenna, and are custom programmed to query the C2/TX Modbus
database and transmit alarm and event data to network-based servers that display the information on a
“dashboard” display. Users can setup the dashboard to automatically generate emails, text messages or
cellular phone calls in the event of a gas alarm or maintenance event.
ADVANCED RF TECHNOLOGY
GDS Corp wireless products use 900 M z or 2.4 G z RF modems based on Frequency opping Spread
Spectrum (F SS) technology. F SS radios offers longer range and higher power than those found in typical
mesh networks. In the United States, Canada and selected other countries, 900 M z is recommended due
to increased power output available (up to 1 watt), greater range and ability of lower frequency signals to
travel around interfering objects. Systems utilizing 2.4 G z are license-free in most areas of the world and
tend to be less susceptible to interference from existing radio frequency sources.

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395/TX HARDWARE
The GDS Corp 95/TX Wireless Alarm Station is available in a number of different configurations that
include rated and non-rated horns and strobes as well as remote two, three or four strobe light stacks
with optional horn sounder. Dimensions and mounting recommendations are shown in Appendix X.
The 95/TX repeater-only or repeater plus strobe configuration includes a single NEMA 7 enclosure as
shown in Fig 3-1. DC input power can range from +12 to +30VDC.
Figure 3-1: 95/TX Single Enclosure Configuration
If the 95/TX configuration includes an AC power supply or horn sounder, the device is configured using
two NEMA 7 enclosures as shown in Fig 3-2. The optional AC power supply is located in the left-side
enclosure. Input power is limited to +12VDC, +24VDC or 110/220VAC only.
F gure 3-2: 95/TX Alarm Stat on / Repeater w th Local Strobe & Horn
95/TX
configured for
repeater
function only
(+12-30 VDC)
95/TX configured
for repeater with
local strobe
(+12-30 VDC)
DC Power
Input
AC or DC
Power Input
95/TX
configured
with local NR
strobe and
horn
(+12 VDC,
+24 VDC or
110/220 VAC)
Strobe colors
include:
RED
YELLOW
BLUE
PURPLE
Strobe colors
include:
RED
YELLOW
BLUE
PURPLE

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Figure 3-3 shows the same configuration with Class 1 Division 2 rated strobe and Class 1 Division 2 rated
horn. Input power is limited to +12VDC, +24VDC or 110/220VAC only.
F gure 3-3: 95/TX Alarm Stat on / Repeater w th Rated Horn & Strobe
The 95/TX Alarm Station / Repeater is also available with remote two strobe, two strobe plus horn, three
strobe and three strobe plus horn combinations (See Figure 3-4). Contact GDS Corp for more details.
F gure 3-4: 95/TX w th Remote L ght Stack (Prel m nary)
AC or DC
Power Input
DC Power
Input
95/TX configured
with local rated
strobe and horn
(+12 VDC,
+24 VDC or
110/220 VAC)
Strobe colors
include:
RED
YELLOW
BLUE
PURPLE
Strobe colors
include:
RED
YELLOW
BLUE
PURPLE
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