P51 Span Register (V)
Displays the number of Span Calibrations that have been performed since the last Master Reset, (P99 = 9).
This register is not affected by a partial reset, (P99 = 1).
select P51
press
"ENTER"
(F = 0)
P60 Software Revision (V)
Displays the revision number of the software programmed into the Compu-M EPROM memory at the factory.
P61 Check Software
Initiates the Compu-M EPROM memory self diagnostic routine. This function is automatically performed during
either level of Reset. (P99 = 1, or 9).
press
"ENTER"
:
[CS PASS]
displayed, proceed
or
[CS Error]
displayed, replace EPROM
P66 Access Security Level
Defines the level of operator access permitted, to the Compu-M programming functions. This feature may be
utilized to ensure the Compu-M operating functions may not be inadvertently altered during normal operation.
Three different Access Security Levels are available. Access to all Run Mode displays and P66 is permitted in
all levels. Attempted operation of a protected keypad function results in a Compu-M display message,
[E1].
SECURITY LEVEL (P66=)
KEYPAD
01 2 3
FUNCTION
✓✓ ✓ ✓ RUN
✓✓ ✓ ✓ ALT DISP
✓✓ E1 ✓ RESET TOTAL
✓ E1 E1 E1 PAR
✓ E1 E1 ✓ ZERO
✓ E1 E1 E1 SPAN
✓ = access to function permitted
E1 = access to function denied
enter: Access Security Level, desired (F = 0)
PL-516 68
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