TEL AFA4000/1 - Page 46

AFA4000/1 Airflow Monitor / p.46
Figure 20: AFA4000/1 monitor connections
A
0-10 V velocity re-transmission
output, 0-10 Vdc over 0-1.00 m/sec /
0-200 fpm
G
Relay output 3 (used if relay interface
is not fitted)
B
Input 1 – digital or analogue
H
15 Vdc power supply (used if relay
interface is not fitted)
C
Input 2 – digital or analogue
I
Auto sash RJ45 connection (only used
on AFA4000/1 – as model)
D
Input 3 – digital or analogue
J
Airflow sensor RJ12 connection
E
Relay output 1 (used if relay interface
is not fitted)
K
14-way ribbon cable connection to
relay interface
F
Relay output 2 (used if relay interface
is not fitted)
L
RS485 comms port connection
A
B
C
D
E
F
G
H
I
J
K
L