32
4. The Schematics and Diagram
4.1. System Block Diagram
AC 220V
T ran sfo rm er
L oad
C ell
AD C C ircu it
(D u al S lo o p type)
K EY
(Z ER O ,T AR E,K g /L b ,
PO W ER O N /O FF K EY)
C P U
E C R , P O S S ystem .
P ow er
M od u le
E C R Interface C ircu it
R S -232C
S erial
Parallel Communication (4-Bit BCD)
25 pin D-SUB Connector
6-D ig it V FD
V FD D river (P T 6311)
Wire 길이는 1.5 m 이내로 함
Display 부는 본체 및 Post 에 사용자가
간편하게 설치 하여 사용.
9 pin D-SUB Connector
S AN YO ,C AS IO ,E S P E R ,
S H AR P ,TE C ...etc
Summary of Contents for PD-II
Page 1: ...1 PD II MANUAL ...
Page 7: ...7 1 4 Sealing Method ...
Page 14: ...14 8 You can change the mode by pressing TARE or lb kg key ...
Page 38: ...38 4 4 Parts Location 4 4 1 Main and Power Part 4 4 1 1 TOP 4 4 1 2 Bottom ...
Page 39: ...39 4 4 2 Display Part 4 4 2 1 Top 4 4 2 2 Bottom ...
Page 40: ......
Page 41: ...41 5 EXPLODED VIEW ...
Page 42: ...42 ...