ARJAY ENGINEERING GasAlert II User Manual

ARJAY ENGINEERING GasAlert II User Manual

Single zone gas monitor

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2851 Brighton Road
Oakville (Toronto), Canada
L6H 6C9
MODEL:
GasAlert II
SINGLE ZONE GAS MONITOR
USER MANUAL (REV: 0.1)
ARJAY ENGINEERING
TEL: ++1 (905) 829-2418
FAX: ++1 (905) 829-4701
NORTH AMERICA: 1-800-387-
9487
WEBSITE:
ArjayGasDetection.com
EMAIL:
arjay@arjayeng.com

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Summary of Contents for ARJAY ENGINEERING GasAlert II

  • Page 1 MODEL: GasAlert II SINGLE ZONE GAS MONITOR USER MANUAL (REV: 0.1) ARJAY ENGINEERING TEL: ++1 (905) 829-2418 2851 Brighton Road WEBSITE: ArjayGasDetection.com FAX: ++1 (905) 829-4701 Oakville (Toronto), Canada EMAIL: arjay@arjayeng.com NORTH AMERICA: 1-800-387- L6H 6C9 9487...
  • Page 2 THIS PAGE INTENTIONALLY LEFT BLANK...
  • Page 3: Table Of Contents

    Data Entry ........................... 15 GasAlert Controller Setup ....................15 6.3.1 Setup and Network ......................15 CONTROLLER NETWORK .................. 17 MODBUS Configuration ..................... 17 GasAlert II MODBUS Register Mapping ................17 MAINTENANCE ....................18 TROUBLESHOOTING ..................19 10.0 FLOW CHARTS ....................20 10.1 Normal Operation Menu Flow Chart ...................
  • Page 4: Specification

    Delay to Off for High and Low alarms and on board buzzer Inputs RLU DVO Input (TB3) When EC-Gold sensor configured for Discrete Voltage output mode: 0V = No Alarm; 1.8V = Low Alarm; 2.8V = High Alarm GasAlert II Revision 0.1 P a g e 4 | 20...
  • Page 5 Type 4x / IP66 Polycarbonate (Gray) Audio Buzzer Board level audible alarm (86db @ 30cm) with keypad silence Optional door mounted buzzer (97db @ 61cm) on type 4x enclosure GasAlert II Revision 0.1 P a g e 5 | 20...
  • Page 6: Use Hazard Information

    Indicates a potentially or imminently hazardous situation which, if not DANGER avoided, will result in death or serious injury. Indicates a situation which, if not avoided, may cause damage to the NOTICE instrument. Information that requires special emphasis. GasAlert II Revision 0.1 P a g e 6 | 20...
  • Page 7: Instrument Overview

    There are 3 on board relays and outputs available to communicate with remote devices such as alarms, fans and building automation systems. The GasAlert II provides 3 relays, and an RS-485 interface. An LCD display of Alarm level, buzzer with silence, and keypad interface.
  • Page 8: Figure 1 - Instrument Overview - P/N: E90854

    Figure 1 – INSTRUMENT OVERVIEW – P/N: E90854 Figure 2 – INSTRUMENT OVERVIEW -– P/N: E90855 GasAlert II Revision 0.1 P a g e 8 | 20...
  • Page 9: Installation

    Choose a mounting location in accordance with good instrument practice. Extremes of ambient temperature and vibration should be avoided (see specifications and installation drawing). Locate the GasAlert II on a vertical surface away from drafts, open doors or windows, condensation or dripping moisture.
  • Page 10: Sensor Installation

    Gold Dual. Install the sensors with care. Protect the sensors from water or dust, NOTICE especially if installed during a building construction phase. Figure 3 – TYPICAL INSTALLATION OVERVIEW GasAlert II Revision 0.1 P a g e 10 | 20...
  • Page 11: Controller Overview

    Signal Input - Pin 2 TB1 – Pin 4 and 5 Network Output Connect RS485 + and – to the network - Pin 4 (D+) and Pin 5 (D-) TB4 – Not Used GasAlert II Revision 0.1 P a g e 11 | 20...
  • Page 12: Input / Output Terminal Specification

    Signal Input * Double Insulation **Reinforced Insulation Output Terminals Terminal Isolation or Load type Function Rated V, A Max. V, A protection and nominal 3A Contact Load Relays @250VAC GasAlert II Revision 0.1 P a g e 12 | 20...
  • Page 13: Ac Power Supply (If Ordered With Equipment)

    Direct Current (DC) Power off Courant continu ArróÕ (mise hors tension) Normally closed relay contacts Live Contacts Repos Sous tension Power on Ground Marche (mise sous tension) Terre Neutral Neutre GasAlert II Revision 0.1 P a g e 13 | 20...
  • Page 14: Startup

    The controller menu allows the user to set up certain alarm operating parameters. These are described below or see section 10.0 Menu Flow Chart. The GasAlert II controller provides common relay alarms for a field of NOTICE sensors. There is no calibration required at the controller. Refer to the specific sensor manuals for sensor calibration.
  • Page 15: Menu Flow Chart Background Information

    Below is a description of the menu functions. 6.2.1 Menu Description The GasAlert II controller will display Normal in its normal operating condition and LO Alarm or HI Alarm during a gas alarm condition. The controller has a password protect feature for changing alarm parameters. The default password is 2000.
  • Page 16 > key to scroll through the menu items again or SELECT to exit the menus and return to the operating screen. f there is any issue, call Arjay Engineering Ltd.: Toll free: (800) 387-9487 (North America Only), tel. +1 (905) 829-2418.
  • Page 17: Controller Network

    2. Setup for the GasAlert II network operation: Each GasAlert II controller must have a unique ID number to connect in a network system. See section 10.0 Flow Chart for more detail.
  • Page 18: Maintenance

    8.0 MAINTENANCE There is no routine cleaning required for this controller. GasAlert II Revision 0.1 P a g e 18 | 20...
  • Page 19: Troubleshooting

    Make sure that the EC-Gold output mode is set to sensor is normal Discrete Voltage Output mode and not to Analog. 1. False Alarms Add some time delay in the unit ARJAY ENGINEERING TECHNICAL SUPPORT (800) 387-9487 +1 (905) 829-2418 www.arjayeng.com GasAlert II Revision 0.1...
  • Page 20: Flow Charts

    _ _ _ _ _ _ Press <SELECT> Press <SELECT> Press <SELECT> Note: Press <SELECT> to move cursor; Press < > / < > to increase / decrease the value. GasAlert II Revision 0.1 P a g e 20 | 20...
  • Page 23 This warranty extends to Arjay supplied equipment and includes carbon monoxide sensing cells. All other consumable gas sensor cells are excluded from this additional warranty. Arjay Engineering Ltd. arjayeng.com admin/forms/admin/warranty2018...
  • Page 24 Fall Arrest Training ☑ Confined Space Training (special request) ☑ WHMIS Training Call for a no obligation quote Gas Detection division of Arjay Engineering Ltd. 2851 Brighton Road Oakville, Ontario Canada L6H 6C9 email: arjay@arjayeng.com tel +1 905-829-2418 fax +1 905-829-4701 N.

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