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Product description
EN
GS 1.1./GS 2.1/GS 4.1
4.5
Technical data
Gas alarm units GS 1.1 and GS 2.1
Parameter
Value
Application conditions
Monitoring
Methane or propane/butane
Application area
Ambient air, no application in com-
mercially used rooms
Distance between gas source and
product
Maximum 5 m
Mounting height propane/butane
Maximum 0.4 m above the floor
Mounting height methane
Maximum 0.4 m below the ceiling
General specifications
Dimensions housing (W x H x D)
156 x 88 x 45 mm
Weight
Approx. 0.9 g
Connections
Screw terminals
Emissions
Minimum 50 dB(A), A-weighted
sound pressure audible alarm at a
distance of one metre
Alarm value
Approx. 20 % LEL
Service life
Approx. 5 years
Ambient conditions
Ambient temperature
0 ... 40 °C
Storage temperature
-10 ... 60 °C
Relative humidity
5 ... 90 %
Electrical data
Supply voltage
AC 230 V
Nominal power
5 VA
GS 2.1 only: voltage-free changeover
contact
AC 230 V, 2 A
Degree of protection
IP 20
Protection class (EN 61010-1)
II
