P
AGE
4
46019-0298 <90-00028>
F
IG
. 1 - F
UNCTIONAL
S
CHEMATIC
, 46019 SAM
CIRCUIT DESCRIPTION
-21 TO
-56 VDC
GROUND
COMM. ACO INPUT
N.O.
COMM.
N.C.
ON
41
40
RESET
+5
External
Acknowledge
31
23
10K
35
17
45
47
49
37
34
TO
OTHER
LEVELS
TTL
O.C.
+5 VDC
+12 VDC
10K
FOLLOW
- BATT
LATCH
42
39
N.O.
COMM.
N.C.
48
45
56
VISUAL
CONTACTS
AUDIBLE
CONTACTS
OUTPUT
RELAYS
N.O.
COMM.
N.C.
-
BATT
10K
OFF
54
24
VISUAL
CONTACTS
AUDIBLE
CONTACTS
COMMON
RELAY
COMM
-
BATT
SWITCH/TIME SELECTOR
(Set only one switch on)
0.5 1 4 8
TTL
O.C.
REGULATED
POWER
SUPPLY
ACK
ALL
O.C.
O.C.
ACK
EXIST
LATCH
AND
GATE
CIRCUIT
K1
NEW
LEVEL A CIRCUIT
(TYPICAL FOR LEVELS B, C, AND D)
ON / OFF
C/O
ALARM CUTOFF
C/O
EXTERNAL / ACO
LEVEL B
LEVEL C
LEVEL D
LEVEL B
LEVEL C
LEVEL D
N.O.
COMM.
N.C.
K5
ACKNOWLEDGE
TIMER
RESET
CONTROL
26
28
30
25
27
29