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AWZ502 

 

 

 

 

 

 

 
 

 

 

A description of the buttons and LEDs on the PSU panel. 

 

 

 
- scroll up /scroll down the Menu list 

 

 
- approving a given entry 
- switching between the parameter’s name and its nominal value  
 

 

- displaying current PSU faults, pressing the button again will display the next fault 
(if there are a few at the same time) 

- pressing 

 Chile browning the PSU fault will erase the fault memo 

 

 
- red LED indicates a failure 

 

 
- green LED indicates presence of AC power  (illuminating – mains supply, 

twinkling- battery-assisted operation) 

 

 

Available menu entries. 
 
FAL
  PSU fault memo (20 last occurrences )  
Ibd    battery discharge current measurement [A] 
Ibc    battery charge current measurement [A] 
Io2    OUT2 output current measurement [A] 
Io1    OUT1 output current measurement [A] 
Udc current measurement at the Wheatstone bridge’s output [V] 
Uo2 OUT2 

output voltage measurement [V] 

Uo1 OUT1 

output voltage measurement [V] 

 
 
Resolution  for  voltage  measurement:  0.1V,  for  current  measurement:  0.1A.  Displayed  voltage  and  current  rate  is 
only approximate. For higher accuracy, a multimeter shall be used.  
 
 

 

Current failure overview. 

In case of a failure (a red  LED is illuminated on the  panel), its code can be checked. After pressing the 

 

button,  a  type  of  the  failure  will  be  displayed.  If  many  failures  occur  simultaneously,  pressing  the 

  again  will 

display the next failure code. 
 
 

 

Failure memo overview. 

The device remembers 20 last failures in non-volatile memory. That enables subsequent overview by an 
installer. 

Entering the failure memo overview mode 

With

 

  choose  the  FAL  position,  approve  with

,  a  number  of  the  failure  will  be  displayed,  then  its 

code. Pressing  

 again will display the next failure in the memory. 

 
 

 

Erasing failure memo. 

Pressing

 

 in the failure memo overview mode will cause erasing all the stored failures.

 

 
 

Содержание AWZ 502

Страница 1: ...AWZ 502 v 1 2 AWZ 13 8V 5A 17Ah LM Linear Buffer Power Supply Unit EN Edition III 14 th Feb 2012 Supercedes the II 3 rd Nov 2011 edition ...

Страница 2: ...components and connectors 1 4 Specifications 2 Installation 2 1 Requirements 2 2 Installation procedure 3 Operating status indication 3 1 Control panel operation 3 2 Acoustic indication 3 3 Technical outputs 4 Operation and use 4 1 Overload or short circuit of the PSU output 4 2 DC output over voltage protection OVP 4 3 Battery assisted operation 4 4 Battery assisted operation standby time 4 5 Dyn...

Страница 3: ... 1 2 Block diagram Fig 1 Block diagram of the PSU 1 3 Description of PSU components and connectors Table 1 Elements of the PSU pcb see Fig 2 Element nr Opis 1 ZB pin acoustic indication ZB acoustic indication on ZB acoustic indication off AKU pins Z3 Z4 adjustment of battery protection function UVP Z3 Z4 protection on battery disconnection time lag 20s Z3 Z4 protection on battery disconnection tim...

Страница 4: ...6 LED indicating over voltage protection UVP on 7 Connector of the temperature detector 8 J1 J2 pins battery charging current selection J1 J2 Ibat 0 6 A J1 J2 Ibat 1 2 A J1 J2 Ibat 1 8 A J1 J2 Ibat 2 4 A Caption jumper on jumper off 9 P1 output voltage adjustment 10 Acoustic indicator Fig 2 The view of the PSU pcb Table 2 Elements of the PSU see Fig 3 Element no Description 1 Isolation transformer...

Страница 5: ...www pulsar pl AWZ502 5 ...

Страница 6: ...P and reverse polarity connection 6 3A current limitation T 6 3A fuse fuse element replacement required Over discharge protection UVP U 10 0 V 5 disconnection BAT of the battery adjustment by the Z3 Z4 jumpers time lag adjustment 20s 15min 1h OFF TAMPER indicates enclosure opening or detaching from the mounting surface 2 micro switches NC contacts enclosure closed 0 5A 50V DC max Technical outputs...

Страница 7: ...flow through ventilating holes of the enclosure 1 Output current 5A 0 6A battery charge 2 Output current 4 4A 1 2A battery charge 3 Output current 3 8A 1 8A battery charge 4 Output current 3 2A 2 4A battery charge Total current of the receivers battery 5 6A max As the PSU is designed for a continuous operation and is not equipped with a power switch therefore an appropriate overload protection sha...

Страница 8: ...res adjustment it should be set by the VADJ potentiometer monitoring the voltage at the AUX output of the PSU 8 Connect the battery in accordance with the markings colours red black 9 With the STOP button initiate or finish a dynamic battery test Tab 1 Deactivating the test turns out the PSU failure indication at the AW output but it does not affect the protection system against complete battery d...

Страница 9: ...atstone bridge s output V Uo2 OUT2 output voltage measurement V Uo1 OUT1 output voltage measurement V Resolution for voltage measurement 0 1V for current measurement 0 1A Displayed voltage and current rate is only approximate For higher accuracy a multimeter shall be used Current failure overview In case of a failure a red LED is illuminated on the panel its code can be checked After pressing the ...

Страница 10: ...ure the enclosure ventilation SEr regulator error over voltage protection was activated a break in the regulator circuit unplug the PSU contact the service center AHE too high supply voltage AC 250V check the voltage of 230V mains supply nAc no voltage or too low network voltage Check the mains fuse of the transformer rSt PSU restart AC supply on launching the PSU with the START button 3 2 Acousti...

Страница 11: ...ion system is indicated by the red LED on the PSU panel After pressing the SEr code will be displayed 4 3 Battery assisted operation Immediate battery reverting in case of main power outage In order to run the PSU from the battery only connect the BAT connectors in accordance with the signs BAT red to plus and BAT black to minus then press the START button on the main board and hold it for 5 secon...

Страница 12: ... 1 and 2 4 The equipment subject to warranty is to be brought to the place where it was purchased or directly to the main office of the manufacturer 5 The warranty applies to complete equipment accompanied by a properly filled warranty claim with a description of the defect 6 Should the claim be accepted the manufacturer is obliged to provide warranty repairs at the earliest convenience however no...

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