18．Block Diagram - Unipulse F370 Operation Manual

18. BLOCK DIAGRAM
Zero
adjustment
＋ SIG
× 100
－ SIG
＋ EXC
－ EXC
F.G
FRAME
Isolation
+12V +12V -12V +5V
Power Supply Unit
Gain
adjustment
Low-pass
Fillter
A/D
Conversion
Excitation
Voltage
Referrence
Voltage
Serial
Port
Port
LCD
ドライバ
Key
LCD
Input
LCD
+12V +33V
AC IN
E.
FRAME
18.BLOCK DIAGRAM
MPU
CPU Watch
32bit Dog
Flash
ROM 128K
RAM
8Kbyte
Port
Seria
Port
Port
RS485
CC-Link
Device Net
BCD
RS-232C
D/A
Parallel
Input
8Line
Pallalel
Output
6Line
SI/F
NOV.RAM
4096bit
T/H DZ CODE0~3
DZ H/M ST/SP
HI HH HI OK
LO LL
H/E
SIF
105