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D-303424 GSD-441 PG2 Installation Instructions 

 

GSD-441 PG2 

PowerG Wireless Natural Gas (Methane) Detector 

Installation Instructions

1. INTRODUCTION 

The GSD-441 PG2 is a wireless PowerG two-way natural gas 
(Methane) detector. The GSD-441 PG2 is a natural gas detector 
designed to send an alarm when Methane gas is detected. The 
detectors can be used in a house, apartment, caravan, mobile home 
or yacht. 
The detectors are powered by 220 VAC. An internal Lithium battery 
is used for AC power failure reporting only (the battery does not 
power the detector).  
The detector can send the following messages to the alarm system 
control panel: Gas alarm, gas sensor failure, AC power failure and 
low battery voltage. 

A

B

C

D

 

A.

 Test / Mute button 

B.

 Red LED  

C.

 Orange LED 

D.

 Green LED 

Figure 1 

–  

External View

 

The GSD-441 PG2 is designed for wall mounting and should be 
placed in a location where gas presence, for example leakage, is 
probable. 
Upon gas detection, an audible buzzer is sounded and the built-in 
transmitter transmits a digital message, composed of the detector's 
PowerG ID followed by status messages. Alarm and other data are 
thus forwarded to the alarm system. A periodic supervision 
message is transmitted automatically (see specifications) to inform 
the alarm system at regular intervals, of the unit’s active 
participation in the system. 

GSD-441 PG2

A

B

 

A. 

Gas leak from gas cooker, boiler room, gas connection 

chamber, etc. 

B. 

PowerMaster control panel

 

Figure 2

 – Integration with the Alarm System

 

2. INSTALLATION 

2.1 Preparing the Installation 

A. 

The GSD-441 PG2 gas detector plugs directly into a standard 220VAC household switchable outlet (by a switch or circuit breaker).

 

Note:

 The installation must comply with the local authority electrical standards.

 

B.

 The ventilation slots must not be blocked and the unit must be kept free of dust.

 

C. 

A proper airflow must be maintained through the unit to obtain an air sampling of that area of the house where the sensor is situated.

 

D.

 

The unit must be installed at least three feet from any gas appliance to eliminate false alarms but should not be placed over 
20 feet from such appliances.

 

E.

 Install the unit away from any sources of vapor such as alcohol, liquor, vehicle exhaust, hair spray, cleaning agents, deodorants, paint, 

fluorocarbons, or industrial solvents because vapors from these substances will trigger false alarms.

 

F. 

Do not install the unit directly above cooking appliances, directly above a sink, or adjacent to extractor fans. 

Important! 

  When the alarm sounds, immediately find out the cause and remedy it or evacuate the building 

  Ventilate the area by opening doors and windows 

  Immediately extinguish any flames or pilot lights 

  Do not operate any electrical devices 

  Determine the source of the gas. Seek a qualified technician or call your local gas company 

 

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