ETI 822-400, User Manual

Page: 8 / 12

8
FRONT PANEL
The front panel( Figure 2 ) consists of the controller display, controller keypad.
and target assembly.
Fig 2. Front Panel Description
Controller Display
1
The red LED (the first line display) displays actual temperatures and
settings for selected scale °C or °F.
2
The green LED (the second line) displays the set-point value and shows
temperatures in units according to selected scale °C or °F.
3
The indicator of the operation state
•
AT - Automotive parameter adjustment.(only used to factory for adjusted)
•
OUT - The indicator of heat output with indication of the heating state of the
target assembly
•
ALM1 - 0verload alarm when the target assembly temperature 4 °C higher than
the set temperature,indicates the heating power off
•
ALM2 - 0verload alarm. when the target assembly temperature 4 °C higher
than the set temperature,indicates the cooling with strong wind
•
°F - °F temperature indicator
•
0°C - 0°C temperature indicator.
CONTROLLER KEYPAD
The four button keypad allows easy setting of the set-point temperature.
•
SET - Used to confirm parameter settings.
•
- The enter button .Used with the set button to enter configuration mode.
•
DOWN - Used to decrease temperature value and change the unit °C to °F.
•
UP - Used to increase temperature value and change the unit °C to °F.
5
Target assembly, The target assembly is 58 mm in diameter and has an
emissivity at 0.95.
6
The test hole for the temperature sensor of the Reference thermometer.