Gewiss GW 10 862 Anwenderhandbuch Seite 30

Critical low wireless signal situations:
Devices that transmit or receive
compatible digital codes
towards and from GW 20 470
and GW 20 481 control units
• GW 20 490
self-powered sirens
• Actuator GW 20 475
for remote signals
• IR Detectors
GW 10/12/14 861
GW 10/12/14 866
• GW 20 478
transmitter
• GW 20 479
transmitter
• GW 20 473 keyboard
for remote control
• Push-button panels:
GW 10/12/14 862
GW 10/12/14 867
• GW 20 472
remote control
Attenuation of main building materials:
90% - 100%
of full capacity
walls in plywood
or hollow panelling
USER INSTRUCTIONS
Installation
Cause
of the disturbed
signals
• Mirrors
• Metal doors
• Metal grids
(such as for
instance AIR
VENTS and
REINFORCED
CONCRETE WALLS,
FLOORS OR
CEILINGS)
65% - 95%
of full capacity
brick or perforated
blocks
30
Quality of the
transmitted and
received signals
GW 20 470
Control unit
green
OK
yellow
red
10% - 70%
of full capacity
reinforced concrete or
metal sheets and plastering