Dantel 49018, Руководство по установке и эксплуатации, Страница: 4 / 14

P
AGE
4 49018-0697 <90-00089>
F
IG
1 - 49018 F
UNCTIONAL
S
CHEMATIC
CIRCUIT DESCRIPTION
CLR OUTPUT
{
A
B C D
P1 - 1 P1 - 2 P1 - 3 P1 - 4
BCD INPUT
DIGIT 1 DIGIT 0
P2 - 6
P2 - 5
0/1
SET
P2 - 10
CLR
A
SUPERVISORY
DECODER
DRIVER DRIVER DRIVER
*
#C
TO 4 BIT ADDR COMP STATION 2
-10 VDC
P2 - 3
STATION 1 OUTPUT
CKT 1
-10 VDC
P2 - 4
STATION 2 OUTPUT
CKT 2
P2 - 11
DIGIT
COUNTER
FROM BCD BUSS
Q1
RING GENERATOR START
NOTE: SYMBOLS ARE FUNCTIONAL LOGIC ONLY
DELAY ENABLE
DIGIT SELECT
1
23
BUSY
RESET PULSE
STATION 2
ADDRESS
COMPAR-
ATOR
STATION 2 DRIVER
INTER-DIGIT AND RESET TIMER
Q
BUSY LATCH
C
Q
S
DRIVER
P2 - 12 P2 - 7 P1 - 10 P1 - 12
REFERENCE
-10VDC GND
P1 - 5 P2 - 8 P2 - 9
STATION 2 ADDRESS LATCH
D2 D3
CLOCK PULSE DELAY CIRCUIT
IN
OUT
RESET
STATION 1
ADDRESS COMPAR-
ATOR
STATION 1 ADDRESS LATCH
STROBE-IN RESET
PWR-UP CLR
PWR-UP BUSY
BUSY OUT
BCD BUSS
ADDRESS BUFFER LATCH
CLK
CLR
STATION 1 DRIVER