RISCO Group WL Internal Rectangular Sounder - Manual (Page 9)

Wireless Sounder Instructions 9
Technical Information
Electrical
Power Supply 5 X CR123, 3V Lithium Battery (3 batteries for the Radio
Transceiver, 2 batteries for the Speaker)
Battery life 3 years (typical)
Speaker sound level 105 dB @ 1 meters (adjustable)
Size (HxWxD) 145 x 120 x 50 mm (5.7x4.7x2 inch)
Weight (batteries not
included) 0.44Kg (15.52 oz)
Radio
Radio type Two Way Narrow band
Frequency 868 MHz or 433MHz
Range up to: 150m (492’) Line of sight
Supervision Yes
Modulation Type
ASK
Environmental
Temperature - 25°C to 60°C (-4°F to 140°F)
IP Rating IP 44
Environmental Class Class IV
Ordering Information
Part Number Description
WL S40 2 way Internal Wireless Sounder, 433 / 868.65 MHz
Specifications are subject to change without prior notice. Should any questions arise please contact your
supplier.