Page A-1
APPENDIX A: SPECIFICATIONS
ANALOG SPECIFICATIONS
Full Scale Input Signal
30mV, including dead load
Minimum Sensitivity - Non H-44
0.4
µ
V / grad
Minimum Sensitivity - H-44
1.0
µ
V / grad
Input Impedance
30M
Ω
, typical
Internal Resolution
Approximately 260,000 counts
Display Resolution
50,000 display division max
Measurement Rate
10 Meas/sec, nominal
System Linearity
Within 0.02% of FS
Calibration Method
Software Calibration, with long term storage in EEPROM
Excitation Voltage
+10VDC, 4 x 350
Ω
load cells
DIGITAL SPECIFICATIONS
Microcomputer
Intel 80C32
Program Memory:
32K x 8, external to
µ
C
EEPROM:
64 x 16, external to
µ
C
Digital Filtering
Software selectable
SERIAL COMMUNICATIONS
Serial Port
Full Duplex, 1200, 2400, 4800, 9600 Baud
8 data bits, no parity, 1 stop bit
7 data bits, odd parity, 1 stop bit
7 data bits, even parity, 1 stop bit
7 data bits, no parity, 2 stop bits
OPERATOR INTERFACE
Display
0.56" (14 mm) 7-segment, Led, 6 Digit
Additional Symbols
Stable, Tare, lb, kg, Zero, Accu
Keyboard
4-key flat membrane panel
POWER
AC Adapter
12 VDC @ 800mA
DC Power Consumption - TI-500E
300mA + 30mA/350
Ω
Load Cell
ENVIRONMENTAL
Operating Temperature
–10° to +40
°
C
Storage Temperature
-25° to +70
°
C