aterm TENZ 2174T Mode D'emploi page 13

TENZ2174T
set the password value to 123, then the access to calibration is
allowed, in case of any other value of the number, the access is
denied. Procedure of parameter setting should be performed
according to the following steps: select the required parameter by
gradual depressing the "Menu" pushbutton. Then depress the
"Set" pushbutton and the current value of the selected parameter
will be displayed. Set a new value using short or long activations
of the arrow pushbuttons. Then depress the "Menu" pushbutton
for the period exceeding 1 second. "----" will start flashing on the
display. If you release the "Menu" pushbutton within 5 seconds,
the new value is stored in the memory which is indicated by
"SAUE" displaying. If you hold the pushbutton depressed for the
period exceeding 5 seconds, the new value is not stored and the
name of the next parameter is displayed. After displaying the last
parameter, the device is switched over in the standard measuring
mode.
The calibration parameters are accessible after 10-second
depressing the "Set" pushbutton if the password is set correctly.
Otherwise, "PASS" is displayed and standard measuring
continues. The following parameters can be changed:
"dELA": time interval for storage in memory
n)
"CALL": calibration measurement lower value
o)
"CALH": calibration measurement upper value
p)
The "dELA" value is a time delay in seconds adjustable
within the range from 0 to 255 that is to be used for storage of
calibration constants in the memory. Calibration of the device
consists in setting two measured values. The first value should
range around zero load and the other one around the nominal
load of the sensor in optimum case.
After displaying the first value marked as "CALL", set on the
display the value that should be displayed for the given load. The
procedure of storage of the value in the memory is different from
the standard procedure used for parameter setting. After
depressing the "Menu" pushbutton, the set value starts flashing.
The period of flashing is given by the value of the "dELA"
Operating Instructions
13