VAC TZIDC Configuration And Parameterization Instruction - page 21
TZIDC, TZIDC-200 | COI/TZIDC/TZIDC-200-EN 21
3.9.7 TRAVEL – Travel counter
With this parameter you can determine that an alarm is
signaled when the travel counter exceeds the specified limit
value. The limit value is edited remotely via PC.
ACTIVE
Alarm for exceeding movement counter limit value
INACTIVE
No Alarm
3.9.8 EXIT – Return to operating level
With this parameter you can leave the configuration level. The
positioner returns to the operating level. Here you can either
save data in the non-volatile me mory or discard all previously
made changes (also the changes in other parameter groups).
To leave the configuration level (with or without saving), press
and hold ENTER until the countdown from 3 to 0 is finished.
The active saving process is indicated by the message
NV_SAVE . After saving a plausibility check is executed.
If an error occurs during the check or while saving, the data
cannot be saved and an error message is displayed instead
(see Chapter "Error codes" on page 33).
Selection
NV_SAVE
Saves settings in the non-volatile memory.
CANCEL
Discards all changes made since the last
permanent save operation.
3.10 Parameter group 6: Manual adjustment
3.10.1 MIN_VR – Operating range min.
Normally, the operating range is determined automatically
during Autoadjust. A partial run of automatic adjustment that is
limited to the controller parameters ( CTRL_PAR , see
parameter DANG_DN on page 23) or valves and fittings
without end stops, however, requires manual adjustment of
the operating range.
CAUTION
Risk of injury!
After manual adjustment of the end positions, it is essential
to limit the operating range to > 0.1 and < 99.9 under
MIN_RGE and MAX_RGE . Otherwise, the valves and fittings
may be driven at full speed to an end position.
— Do not reach into the adjustment mechanism.
The range between high and low limit value must be at least
10% of the full range. Otherwise, the message VR< 10 % is
displayed.
NOTE
Use as large are range as possible. This parameter is not
active when the safe position is active. The display then
shows the message FAIL_POS .
Use MIN_VR to determine the lower limit of the operating
range.
or
Press in order to travel to the desired position.
ENTER
Press and hold until the countdown has completed
(MIN_SET). The position is saved as the minimum limit
value.
ENTER
Press briefly. The set limit value is displayed for 2
seconds (MIN_SAVE). .
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