I.R.I.S. FLAME MONITORING SYSTEM P522 - Manual (Page 4)

IRIS MODEL P522 APPLICATION MANUAL
Page 4
IRIS MODEL P522
The P520 and P522 Signal Processors are used with
the IRIS Model 500 Viewing Heads. The P522
Signal Processor is a relay panel mount ver-
sion of the P520 plug-in module, and replaces the
M502 motherboard and its two plug-in daughter
boards, the A513 and the D504.
WIRING AND INSTALLATION
Before wiring or installing the P522, we recommend
that you read the companion colour brochure describ-
ing the functions and attributes of this series of sig-
nal processors.
F1
.75A
G N D +2 6V B AT
SC
C
SC
O
F
F
SC
O
N
SC
R EL AY
RF
C
RF
O
F
F
RF
O
N
RF
C
RF
O
F
F
RF
O
N
R F
R EL AY
F2
.25A
+26V
SIG
G N D SIG
0-20m A or
4-20m A
VH SEL
R EL AY
C H A N
SEL EC T
A N A L O G
C U R R E N T
D R IV E
R S-422
SH U T TER
D R IV E
+T
X
-T
X
+R
X
-R
X
R M T
M ETE R
C H A N
SEL
V.H .
SEL
V.H .A . V.H .B .
GN
D + + - - +
SI
G
GN
D
SI
G
SC +V
GN
D
SI
G
GN
D
SI
G
SC +V
GN
D
FIGURE 1 - P522 REAR MOTHERBOARD