3.5
1
Sensor
2
Pre-amplifier
3
Band-pass filter
4
DC voltage part
5
Frequency part
6
Modulation part
7
Monitor channel
8
Switchover to channel 2 (external)
9
Analog output 0(4) to 20 mA
10
Failure output
Block diagram CFC4000
11
Data output RS232
12
Flame relay
13
Monitor relay
14
Relay contact with fuse F3
15
Data input RS232
J1-3 Monitor channel switch-off time
J4
Frequency tap selection
µP
Microprocessor
&
AND logic
Technical data
3-5
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