ca3228 Harris Corporation, ca3228 Datasheet - Page 3

• Manufacturer Part Number: ca3228
• Description: Speed Control System With Memory
• Manufacturer: Harris Corporation

Electrical Specifications
Functional Block Diagram
Memory Set Error
Deadband Range (VAC and VENT Outputs
Off)
Control Amplifier Gain
D/A Voltage Range
DRIVER COMMAND
COMMAND DELAY
SENSOR INPUT
BRAKE INPUT
OSCILLATOR
V MEMORY
F/V FILTER
CURRENT
F/V OUT
SPEED
SENSE
PARAMETERS
V
CC
V
S
12
10
11
3
3
4
5
8
9
6
7
V
V
S
M
CONVERTER
COMMAND
DECODER
CURRENT
SENSOR
BRAKE
DELAY
SENSE
OSC.
AND
V
F/V
T
CC
A
= +25
ON
OFF
o
OVER SPEED
C, V
DETECTOR
RESUME
ACCEL
COAST
V
TOGL
S
CC
SYMBOLS
V
Specifications CA3228
= 8.20V, Unless Otherwise Specified (Refer to Figures 2 and 3)
A
6
V
CNTL
V
- V
MINIMUM
SENSOR
DB
M
SPEED
CONVERTER
ANALOG TO
DIGITAL TO
10
ANALOG
1 GROUND
CONTROL
LOGIC
I
2
TEST PIN
10-33
L
21, 22
16, 19
6, 10
6
V
24
REDUNDANT
M
BRAKE
DETECTOR
RESUME
Sweep Pin 19,
Voltage at 1V/sec
“C”
TEST CONDITIONS
A
CNTL
“B” MODE
“A”
Set Mode
ALIGN
= V19/V16
SW
“D”
GATE
VENT
VAC
0.45V
CONTROL AMP.
ERROR AMP.
+
_
ACCEL.
RATE AMP
0.96
MIN
-77
74
6
“E”
19
16
23
21
22
20
18
14
15
17
(Continued)
OUTPUT
GATE
VENT
CONTROL
VACUUM
CONTROL
CONTROL AMP.
OUTPUT
CONTROL AMP. (+)
CONTROL AMP. (-)
V ERROR
ACCELERATE
RESISTOR
ACCELERATE
CAPACITOR
ALIGN
MAX
1.43
7.50
67
-
UNITS
Ratio
mV
V
V