7
9. External Connectors
* AC receptacle.
* RS-232C interface.
* 14 pin femal amphenol for external loadcell
10. Main Components
* Microcomputer
: Hitachi HD64F73687(56K Flash) / HD64F3684(32K Flash) /
HD6433687(56K ROM) / HD6433686(48K ROM) ./ HD6433685(40K ROM) /
HD6433684(32K ROM) / HD6433683(23K ROM)
* Crystal Oscillator
: 10 MHz.
* Display device
: Back-light LCD.
* Loadcell
:
Sensitivity 1~3mV/V
11. Existing parts to be used
* P type Loadcell (DS-788).
* Back-ligntLCD(SM-100).
* Housing and Mechanical Blocks (DS-788).
12. Capacity/Minimum Graduation/Tare range
Capacity
Minimum Graduation
Tare Rang
500g
0.1g (1e = 200IR)
0 - 249.9g
1kg
0.2g (1e = 200IR)
0 - 0.4998kg
2.5kg
0.5g (1e = 200IR)
0 - 0.9995kg
5kg
1g (1e = 200IR)
0 - 0.999kg
10kg
2g (1e = 200IR)
0 - 9.998kg
25kg
5g (1e = 200IR)
0 - 9.995kg
1lb
0.0001 lb (1e = 100IR)
0 - 0.4999 lb
2 lb
0.0002 lb (1e = 100IR)
0 - 0.9998 lb
5 lb
0.0005 lb (1e = 100IR)
0 - 0.9995 lb
10 lb
0.001 lb (1e = 100IR)
0 - 9.999 lb
20 lb
0.002 lb (1e = 100IR)
0 - 9.998 lb
50 lb
0.005 lb (1e = 100IR)
0 - 9.995 lb
