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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

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Summary of Contents for AWZ 502

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 5: ...www pulsar pl AWZ502 5 ...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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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