DOCUMENT NO:
ZL-HOA-4-8 REV. 0 Copyrights
1997
SOLIDYNE CORP
. 4215 KIRCHOFF ROAD , ROLLING MEADOWS ILL. 60008 USA TEL 847-394-3333 FAX 847-394-8083 PAGE -
6
Output-1 Load Relay
24
VAC
HOT
24
VAC
RET
OUTPUT -
COMMON
OUTPUT - 8
OUTPUT - 7
OUTPUT - 6
OUTPUT - 5
OUTPUT - 4
OUTPUT - 3
OUTPUT - 2
24
VAC
INT
OUTPUT - 1
EXTERNAL
STEP DOWN
Transformer
24VAC Input
Voltage.
24 VAC
INPUT
N.C.
N.O.
24VAC
Coil Input
24
VAC
INT
To Normally Open load
connection.
To Normally Closed load
connection.
J1 and J2 Jumper installed . With J2 in place
the load uses the same 24VAC that is supplying
power to the IZAC.
Pins 19 and 21 must be
connected for HOA LEDs to
turn on when power is sent to
the output.
O
O
O
O
O
O
O
J1
J2
JB1
1
JB2
1
2
3
4
5
6
7
8
J3
&
J4
XMT
RCV
C
C
R
J5
BATTERY
DU-1
CONNECTION
IZAC 8
GRD
24VAC
INT
Common
Feed-
back
Cntr 0-
10VDC
Manual
0-10V
+12VDC
POWER
ON
ON OFF AUTO
24VAC
Ext
24VAC
Ret
24VAC
INT
OUT 1
OUT 2
OUT 3
OUT 4
OUT 5
OUT 6
OUT 7
OUT 8
Output
Common
24VAC
EXT
24VAC Ret
24VAC
INT
IN 1
IN 2
IN 3
IN 4
IN 5
IN 6
IN 7
IN 8
IN Com
FIGURE 4: HOA-9 Single transformer for load relays and IZAC
