Display And Program Lock Out Parameters; Display Lock-Out Parameters; Timer & Cycle Counter Start/Stop Value Access; Security Code - Omega Engineering PTC900 User Manual

Panel-mount programmable timer and real-time clock
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6.3 MODULE 3 - D
** These parameters only appear if a Setpoint option card is installed.
Module 3 is the programming module for setting the Display Lock-out
Parameters and the "Quick Programming Mode" Value Access Parameters. In the
Quick Programming mode, after the PROGRAM LOCKOUT PARAMETERS
and before the Security Code (
parameter is available when the security code is non-zero. It allows the display
intensity to be set to 1 of 16 levels (0-15).

DISPLAY LOCK-OUT PARAMETERS

When operating in the Display Mode, the meter displays can be viewed
consecutively by repeatedly pressing the
of the display indicate which display is currently shown. Timer (TMR), Cycle
Counter (CNT), or Date (DAT). The Time Display for the Real-Time Clock is
shown with no annunciator. Any of these displays can be locked from view with
the DISPLAY LOCK-OUT parameters. Using these parameters, each display
can be programmed for "Read" or "Lock" defined as follows:
SELECTION
DISPLAY
Read
Lock
TIMER DISPLAY LOCK-OUT
CYCLE COUNTER DISPLAY LOCK-OUT
PTC901: REAL-TIME CLOCK DATE/TIME DISPLAY LOCK-OUT
These displays can be programmed for
function is not used, the Display Lock-out should be set to
PROGRAM LOCK-OUT PARAMETERS (VALUE ACCESS)
"Full" Programming Mode permits all parameters to be viewed and
modified. This programming mode can be locked with a Security Code and/or
a User Input. When locked, and the
Quick Programming Mode. In this mode, access to Setpoint Values, Timer &
Cycle Counter Start/Stop Values, and Time Setting for the Real-Time Clock can
be programmed for "Read", "Enter", or "Lock" defined as follows:
SELECTION
DISPLAY
DESCRIPTION
Read
Visible, not changeable, in Quick Programming Mode
Enter
Visible and changeable in Quick Programming Mode
Lock
Not visible in Quick Programming Mode
SETPOINT 1 to 4 VALUE ACCESS ** (
Setpoint Values for SP1 thru SP4 can be programmed for
and
are only displayed when they apply to the Setpoint Action
(
) programmed for that particular Setpoint. (See Module 6 for details.)
ISPLAY AND
PARAMETER MENU
), a Display Intensity Level (
key. The annunciators to the left
DSP
DESCRIPTION
Visible in Display Mode
Not visible in Display Mode
or
. When a particular meter
for that display.
key is pressed, the meter enters a
PAR
= 1 thru 4)
,
, or
P
L
ROGRAM
P
(
ARAMETERS
TIMER & CYCLE COUNTER START/STOP VALUE ACCESS
)
Timer & Counter Start/Stop Values can be programmed for
PTC901: REAL-TIME CLOCK TIME SETTING ACCESS
This parameter can be programmed for
setting or changing the RTC Time in Quick Programming mode.
Entry of a non-zero value will cause the
to access the "Full" Programming Mode. Access will only be allowed after
entering a matching security code or the universal unlock code of
lock-out, a User Input would not have to be used for the Program Lock-out
function. Note however, the Security Code lock-out is overridden when an User
Input, configured for Program Lock-out (
PROGRAMMING MODE ACCESS
SECURITY
USER INPUT
CODE
SELECTION
0
not
not 0
not
not 0
not 0
0
0
Throughout this bulletin, Programming Mode (without Quick in front) always
.
refers to "Full" Programming.
16
-
OCK
OUT
)
= Setpoint Number 1 thru 4
or
. Selecting

SECURITY CODE

to
prompt to appear when trying
), is not active (See Chart.)
USER INPUT
MODE WHEN "PAR"
STATE
KEY IS PRESSED
————
Full Programming
Immediate access
After Quick Programming
————
Quick Programming
with correct Security
code entry
After Quick Programming
Active
Quick Programming
with correct Security
code entry
Not Active
Full Programming
Immediate access
Active
Quick Programming
No access
Not Active
Full Programming
Immediate access
,
, or
.
allows
. With this
FULL PROGRAMMING
MODE ACCESS

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