Salter Brecknell 7821 - Manual (Page 10)

Model 7821 Bench Scale User’s Manual 10
Diagnostics Mode
Scale lb/kg
Capacity and
Count-by Choices
Table 3:
Scale lb/kg Capacity and Count-by Choices
Capacity (lb) Capacity (kg)
150 - 1 150 x .05 60 x .02
150 - 2 150 x .05 70 x .02
150 - 3 150 x .05 75 x .02
150 - 4 150 x .02 75 x .01
200 200 x .05 100 x .02
The Diagnostic (DIAG) Mode menu lets you test
specific areas of the scale’s function. These
areas are:
Display (DISP) – Shows the version and
revision of the software, followed by a display
segment test.
RAM (RA) – Performs a nondestructive test
of RAM in the processor. Displays PASS or
FAIL.
ROM (RO) – Performs a checksum of all
locations of ROM in the processor. Displays
PASS or FAIL.
Input/Output (I/O) – Data is output by the scale,
and through the use of a loopback connector, the
data is immediately read back into the receive
channel and verified against what was sent.
PASS or FAIL is displayed. Requires a jumper
(short) between transmit and receive data lines.
Division, Test w/AZT (HRESA) – Weight data is
normalized to 100,000 counts of displayed
resolution. AZT is enabled. Typically used by
service technicians.
Division, Test w/o AZT (HRESN) – Weight data
is normalized to 100,000 counts of displayed
resolution. AZT is disabled. Typically used by
service technicians.