Page 7
EWCIE Technical Manual
4 Front Panel Switch and Indicator Module
Figure 2: Front Panel Switch and Indicator Module
Figure 3: Front Panel Switch and Indicator Card PCB
4.1 Connectors
CN1
CAN BUS communication between the Front Panel Switch and Indicator Card and the Amplifiers
CN3, CN4
RS485 Add On communications when connecting the EWCIE to FireFinder Plus and LoopSense
FACP’s
CN5
External Power Supply Monitoring. Required in the standalone version.
CN7
Optional External hand held Emergency Microphone connection.
K1
Not Fitted
K2
RS485 EOL Link. Only fitted if the Front panel Switch and Indicator Card is the last Add-On
Module fitted in the FACP.
K3
Controls Enable. Default – fitted with a jumper link (controls always enabled). Can be connected
to a key switch, for controls to be key activated.
RV1
Used to adjust the microphone signal level so the sound is loud, clear and distortion free.
Adjustment should be done before commissioning time.
Summary of Contents for EvacU
Page 6: ...Page 5 EWCIE Technical Manual Figure 1 Typical EWCIE System ...
Page 31: ...Page 30 EWCIE Technical Manual Figure 12 Standalone 3 x 50W with 10Amp PSU shown ...
Page 38: ...Page 37 EWCIE Technical Manual 10 9 6050 0008 EvacU Standalone 50W System Drawing ...
Page 40: ...Page 39 11 2 FireFinder plus 25W and 50W ...
Page 41: ...Page 40 11 3 LoopSense 25W and 50W ...
Page 43: ...Page 42 11 5 Multiple Amplifiers LoopSense FireFinder Plus ...
Page 44: ...Page 43 11 6 Multiple Amplifiers FireFinder ...
Page 45: ...Page 44 11 7 25W and 50W Amplifier with optional Audio Line Splitter ...