DIGISYSTEM DSD-200D Інструкція з експлуатації - Сторінка 3
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Other functions:
Note: Before executing other functions , please make sure that the continuous mode is selected.
If you see OUT2 indicator on the screen, please press
1. Other functions include PV shift (offset) value, setting alarm point, setting temperature unit, auto
tuning function.
Action
Display
(Initial value)
Press
(0)
Press
(4)
Press
(4)
Press
(C)
Press
(OFF)
2. Restore default value:
2.1 Press
more than 3 seconds, and then you will see
2.2 Press
and then press
Then the default value is restored.
Caution:
Always disconnect the power cord before troubleshooting.
Trouble
Instrument inoperative
Controller can't control the
temperature
The key of PID controller can't
work
Temperature is not stable
PV value is not correct
DIGISYSTEM LABORATORY INSTRUMENTS INC.
Explanation
PV shift (offset) value. If PV value is not
correct, you can use this function to calibrate
by your own thermometer.
Upper-limit point for alarm. When the
difference between PV and SV is over
upper-limit, the alarm indicator (ALM1) on
display screen will be flashing.
Lower-limit point for alarm. When the
difference between SV and PV is over
upper-limit, the alarm indicator (ALM1) on
display screen will be flashing.
Temperature unit. C or F.
Auto-tuning function. When auto-tuning
function is on, the "AT" indicator" on display
screen is flashing. When the function is off, the
light of the "AT" indicator" is extinguish.
, you will see
Service Manual
Troubleshooting Guide
Cause
Power cord not connected to outlet.
Dead power output.
No fuse Breaker is off
Electronic element broken
Power switch is broken
Sensor is broken
Controller
Heater is broken
The keys has been locked
The initial setting value is not suitable for the
ambient air temperature where the machine is
located
User's calibration thermometer is different
from the factory's calibration thermometer
to set Continouos mode.
。
is flashing. Please press
Plug instrument in.
Change to different output.
Press the breaker back of the machine, and
check if the current is overload.
Contact your distributor for repair.
Contact your distributor for repair.
Contact your distributor for repair.
Contact your distributor for repair.
Contact your distributor for repair.
Please refer to the other function to release
the lock status.
Refer to the other functions, execute the
Auto-tuning function.
Refer to the other functions, execute the
function for PV shift (offset) value.
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Adjustment
Press
or
to adjust
the value. Then press
to enter the value.
If you want to go back to
PV/SV display, press
again.
to enter the value.
Remedy
REV.2-2020