1. AQT90 FLEX Service Training
Electronics
27/11/2018
RADIOMETER A/S
RADIOMETER PRESENTATION

2. Electronics – Block Diagram
27/11/2018
RADIOMETER PRESENTATION
Electronics – Block Diagram
PC Unit and Main Board are built into a metal box.
RADIOMETER A/S
RADIOMETER PRESENTATION

3. Electronics - PC Unit, cont.
27/11/2018
RADIOMETER PRESENTATION
Electronics - PC Unit, cont.
3xUSB
(on rear side)
Speaker
ETX Module
(behind Interface PCB)
Interface
PCB
CF card
Soft Reset
Keyboard
Hard Reset
VGA !
USB
Display Unit
Mouse
Soft Reset: CPU on PC Unit only. So only PC SW and not the Main Board (Analyzing Unit).
Hard Reset: Similar to switching AQT Off and then On again.
RS232
Fuses
Ethernet
USB
Power
Interface
PCB
RADIOMETER A/S
RADIOMETER PRESENTATION

4. Electronics – Main Board (Analyzing Unit PCB)
27/11/2018
RADIOMETER PRESENTATION
Electronics – Main Board (Analyzing Unit PCB)
Basic Key
Time Key
USB Connector (Interface PCB)
Today the Time Key is integrated in the Basic Key!
In the future a separate Time Key will be used.
Fuses
Power Supply
Fan PCB !!
RADIOMETER A/S
RADIOMETER PRESENTATION

5. Electronics – Replacing Main Board
27/11/2018
RADIOMETER PRESENTATION
Electronics – Replacing Main Board
Step
When
What 1.
Always
Transfer the Basic Key and Time Key from the original Main Board to the new Main Board. 2.
If “Inconsistent software versions” appear
Upgrade the software on the Main Board to be consistent with the version, which is installed on the analyzer.
Refer to “Upgrade Main Board Software” in chapter 3. 3.
Upload the analyzer specific configuration special.srec to the Flash memory on the Main Board.
Refer to “Load Special Configuration to Main Board” in chapter 3. 4.
Install the option keys.
Refer to “Installation of Option Keys and Parameter Setup” in chapter 3.

6. Electronics – Power Supply
27/11/2018
RADIOMETER PRESENTATION
Electronics – Power Supply
The Power Supply is a primary switching converter
The required input voltage range is VAC at Hz
The following voltages are supplied: +24 V, +12 V, and +5.1 V
Supply
Specifications @ 0-50% load
Analyzing Unit
PC Unit
+5 V
+5.1 ±0.05 V, 8 A
FPGA and USB
Discrete logical
circuits
Analog circuits
Sensors
ETX Module
Interface PCB
Display
Vision system
USB and Ethernet
+12 V
+12 ±0.5 V, 6 A
PMT pulse amplifiers
Printer and Backlight
+24 V
+24 ±1 V, 10 A
Stepper motors
Valves and Heaters
N/A

7. Electronics – Power Supply [903-040]
27/11/2018
RADIOMETER PRESENTATION
Electronics – Power Supply [ ]
Up to Serial No R0073N006

8. Electronics – Power Supply [903-175]
27/11/2018
RADIOMETER PRESENTATION
Electronics – Power Supply [ ]
Up to Serial No R0073N006
RADIOMETER A/S
RADIOMETER PRESENTATION

9. RADIOMETER PRESENTATION
27/11/2018
RADIOMETER PRESENTATION
Communication
PC-Unit
DMS
Analyzer
Unit
Message
Trace
AUCommunicationAC
Analyser
Control
RADIOMETER A/S
RADIOMETER PRESENTATION

10. Electronics RADIOMETER PRESENTATION
End of session
Electronics
27/11/2018
RADIOMETER A/S
RADIOMETER PRESENTATION