P83862 M Sheet 13 of 23
Example 3: IN>OUT SYNC MODE from CODED INPUT SOURCE (CLASS B)
POWERPATH
1
23
4
ON
OUT1
INPUT SELECT
TEMPORAL
STROBE SYNC
IN>OUT SYNC
LOGIC BOARD
SWI "OPEN"
SW2 "OPEN"
TO NEXT APPLIANCE
OR EOLR
+
-
IN1
RET1
-
+
TEMPORAL
OUT2-4
4
ON
2
1
3
INPUT SELECT
IN>OUT SYNC
STROBE SYNC
TO NEXT APPLIANCE
OR EOLR
IN2
-
+
+
RET2
-
CODED
CONSTANT
F
A
C
P
-
+
OUT3
OUT4
EOLR
2.2K OHMS
EOLR
2.2K OHMS
+
-
OUT2
-
+
+
-
OUT1
OR EOLR
(2.2K OHMS)
TO NEXT APPLIANCE
OR EOLR
(2.2K OHMS)
TO NEXT APPLIANCE
CAUTION: Strobes require constant voltage and will not operate properly in the IN>OUT SYNC MODE with a coded input
source. A second constant input with a second output set in the NORMAL MODE will provide the constant voltage.
CAUTION: Only use audible appliances that can use a coded signal. Do not use with Wheelock Series AS/AH or
NS/NS4/NH appliances.
Example 4: IN>OUT SYNC MODE with External Sync Module without Audible Silence (CLASS B)
POWERPATH
1
2 3
4
ON
OUT1-4
INPUT SELECT
TEMPORAL
STROBE SYNC
IN>OUT SYNC
LOGIC BOARD
SWI "OPEN"
SW2 "OPEN"
TO NEXT APPLIANCE
OR EOLR
-
+
IN1
-
+
RET1
+ OUT1
+ IN1
MINUS 1
+ AUDIBLE
SM/DSM
F
A
C
P
- AUDIBLE
EOLR
2.2K OHMS
EOLR
2.2K OHMS
+
OUT4
-
+
OUT3
-
EOLR
2.2K OHMS
-
+
OUT2
+
-
OUT1
TO NEXT APPLIANCE
OR EOLR
(2.2K OHMS)
NOTE: When using the Wheelock external Sync Module (SM or DSM), synchronization will only occur
with Wheelock sync
appliances.