PSBEN 5024C/LCD v.1.1 PSBEN 27,6V/5A/2x17Ah/EN/LCD Buffer, switch mode power supply unit Grade 3. EN** Edition: 9 from 27.11.2019 Supercedes the edition: 8 from 31.01.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER TABLE OF CONTENTS 1. PSU FEATURES. ................................................................................................................................................................ 4 2. FUNCTIONAL REQUIREMENTS OF THE PSU COMPLIANT WITH THE EN 50131-6 STANDARD. .............. 5 3. TECHNICAL DESCRIPTION. ......................................................................................................................................... 6 3.
www.pulsar.pl 7.3 7.4 7.5 7.6 8. PSBEN5024C/LCD BLACK POWER BATTERY TEST. .................................................................................................................................................................. 35 STANDBY TIME. ................................................................................................................................................................. 36 BATTERY CHARGING TIME. ...................................................................
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 1. PSU features. EN50131-6 compliance, 1÷3 grades and II environmental class mains supply of ~230 V uninterrupted voltage of 27,6 V DC fitting battery: 2x17 Ah/12 V high efficiency 83% PSU current efficiency: 1,4 A – for grades 1 , 2 * 0,56 A – for grades 3 ** 5 A – for general use *** (see: chapter 3.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 2. Functional requirements of the PSU compliant with the EN 50131-6 standard.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 3. Technical description. 3.1 General description. The buffer power supply is designed in accordance with the requirements of the EN 50131-6 standard, grade 1÷3 and II environmental class. It is intended for an uninterrupted supply of alarm system devices requiring stabilized voltage of 24 V DC (+/-15%).
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 3.2 Block diagram. The PSU is manufactured based on a high-duty system of DC/DC converter. The microprocessor system is responsible for full diagnostics of the PSU and battery parameters. Fig. 1. Block diagram of the PSU.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 3.3 Description of PSU’s components and connectors. Table 1. Elements of the PSU pcb (see Fig. 2). Element no Description PANEL – optical indication connector PBAT – jumper; idle in this model TAC – jumpers J1, J2; idle in this model CAUTION. In this model, jumpers are operated from the LCD desktop’s level (see: chapter. 6.2).
www.pulsar.pl PSBEN5024C/LCD Fig. 2. The view of the PSU’s PCB. Table 2. PSU elements (see fig. 3). Element no. Description Insolation transformer PSU board (see Tab.1, fig.2) TAMPER; micro-switch (contacts) of tamper resistance (NC) FMAINS fuse in the supply circuit (~230 V) L-N power supply connector ~230 V, protective connector Battery connectors: positive: +BAT = red, negative: - BAT = black Tamper grip Fig.3. The view of the PSU.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 4. Installation. 4.1 Requirements. The PSU is to be mounted by a qualified installer, holding relevant permits and licenses (applicable and required for a given country) for ~230 V in and low-voltage installations. As the power supply is designed for a continuous operation and is not equipped with a powerswitch, therefore, an appropriate overload protection in the power supply circuit should be provided.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER - APS FLT; technical output of the battery failure. - TAMPER; output indicating enclosure opening or detachment from the assembly surface. - EXT IN; input of collective failure. 5. With the IBAT jumper determine the maximum battery charging current, in accordance with the battery parameters. 6. With the PBAT jumper determine if the discharged battery disconnection system U<20 V (+/-5%) shall be on or off. The battery protection is on when the PBAT jumper is off.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 5. Functions. 5.1 Control Panel. The PSU features a panel with buttons and LCD display, enabling reading of all the available electrical parameters. The panel buttons are used to select and confirm the parameters, which should be displayed. Fig. 5. Control panel. Table 5. The description of the buttons and LEDs of the LCD panel.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 5.3 Main screen of the LCD. Main screen of the LCD displays the basic electrical parameters and indicates the current status of the power supply. Fig. 7. Main screen of the LCD. The resolution of voltage and current measurement is 0.1 V and 0.1 A, respectively. The displayed values of voltages and currents should be treated with caution; if a greater accuracy is required, use a multimeter. Table 6. The description of the main screen symbols.
www.pulsar.pl PSBEN5024C/LCD - current failures of the PSU (see section 5.4.3) - parameters of the PSU stored in the memory (see section 5.4.4) - History of events (see section 5.4.
www.pulsar.pl 5.4.2 PSBEN5024C/LCD BLACK POWER LCD screen – current parameters To set the screen, press the „ESC” button, use the „<” or „>” buttons to choose the icon and press the „SET” button to confirm. The screen displays electrical parameters and the status of the technical outputs during operation. Illumination of an element informs about an activation and reflects the status of LEDs on the PCB of the PSU (see Table1, [12]). Fig. 8. LCD panel – PSU parameters. Table 7.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 5.4.3 LCD screen – current failures In case of abnormal electrical parameters during the operation, the PSU will indicate a failure by displaying a message on the LCD, turning on the red LED and changing the status of a dedicated technical output. on the panel, activating acoustic indication (if enabled) Fig. 9. Message indicating blown fuse at the AUX output. At a given time, multiple failures can occur.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER Fig. 12. Screen of the history of PSU’s parameters. In order to change the displayed parameter, highlight its name by pressing the „SET” button and use the „<” or „>” buttons to choose the requested parameter. Pressing the „SET” button again will highlight the time range of the chart, which also can be changed with the „<” or „>” buttons.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER Fig. 14. Description of the history of events screen. Section 5.4.6 lists all codes that may occur during the operation of the PSU. The individual codes are accompanied by appropriate optical indication on the panel, acoustic indication and activation of a dedicated technical output. The memory of the new power supply remembers the events that are the result of the efficiency tests carried out at the production stage. 5.4.
www.pulsar.pl PSBEN5024C/LCD (during battery-assisted operation) - the battery voltage has dropped below 20 V (during battery-assisted operation) - Activation of the input of collective failure EXT IN F11 Low battery volt.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 5.5 Acoustic indication. Emergency situations are acoustically indicated. The frequency and the number of signals depend on an event type (see chapter. 5.4.6). The acoustic indication is off after removing an appropriate jumper (fig. 2, [5]). Table 11. Acoustic indication. Description No.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 5.7 Input of collective failure EXT IN. The EXT IN (external input) technical input indicating a collective failure is intended for additional, external devices that generate the failure signal. The voltage at the EXT IN input will save information about an incident in the internal memory of the power supply and sending the signal about the failure to the PSU FLT output.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 5.8 Enclosure Tamper Indication - TAMPER. The PSU is fitted with the micro switch tamper indicating enclosure opening and detaching from the mounting surface. The tamper cable is not connected to the terminal in the factory settings. In order to activate tamper, remove the jumper from tamper terminal (Fig. 2 [14]) and plug in the tamper cable.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 6. PSU settings. The PSU has a configuration menu, allowing to configure the PSU settings by changing or activating certain parameters. To enter the setting mode, press the "SET" button from the main screen’s level. Fig. 19. PSU settings screen. 6.1 Password. The PSU supports two levels of access to configuration, which limit the possibility of changing the PSU’s settings from the LCD panel. Both levels are protected by a separate password.
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www.pulsar.pl PSBEN5024C/LCD BLACK POWER 6.1.5 Keyboard lock. When entering passwords, it is possible to choose whether the buttons on the front panel of the PSU's should be locked. It is enabled by „Keyboard password” option.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 6.2 PSU. The “PSU” menu is only available after entering the correct service password. Selecting the “PSU” in the settings menu will display another menu, allowing full configuration of the PSU; battery test ON/OFF, acoustic indication ON/OFF, EXTo output ON/OFF, setting the delay time for EPS output, setting the communication parameters.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER - press the „SET” button, the prompt will appear at the end of the line - use the „<” or „>” buttons to select YES – if the battery is connected to the power supply NO – if the battery is not connected to the power supply - confirm by pressing the „SET” button 6.2.2 Battery test ON/OFF. This function allows to enable or disable the battery test (see section 7.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 6.2.3 Battery protection ON/OFF. This function enables or disables the battery protection against excessive discharge UVP (see section 7.2). - use the „>” or „<” buttons to display the Battery protect. menu - press the „SET” button, the prompt will appear at the end of the line - use the „<” or „>” buttons to choose ON – battery protection (disconnection) ON OFF – battery protection (disconnection) OFF - confirm by pressing the „SET” button 6.2.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER - use the „<” or „>” buttons to set the delay time: - 5s - 2min 20s - 17min - 2h 20min - confirm by pressing the „SET” button 6.2.5 Setting the communication address. applies to cooperation with PowerSecurity. All power supplies are factory-set to address 1. All the parameters responsible for communication between the PSU and the computer, namely the address, parity and speed should have the same settings for both the PSU and the PowerSecurity program.
www.pulsar.pl 6.2.6 PSBEN5024C/LCD Setting the transmission parameters. BLACK POWER applies to cooperation with PowerSecurity. All the parameters responsible for communication between the PSU and the computer, namely the address, parity and speed should have the same settings for both the PSU and the PowerSecurity program. The PSU has preset transmission parameters of 115200 baud 8E1; if these values were changed, they should be restored to original settings.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 6.3 Control panel. The menu is only available after entering the correct user’s or service password. The „control panel” menu enables configuration of the settings directly related to the user interface. It is possible to set the display language, date, time, intensity of the backlight and blinking light indicating failure. Setting the correct date and time is important for keeping chronology of events stored in the internal memory.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 6.3.2 Setting the date. The „Date” menu in the „Control panel” menu enables setting the correct date, according to which error messages and operation history will be saved. Built-in real time clock does not take into account leap years and the changes resulting from the switch between summer and winter time. These changes should be taken into account when analyzing events recorded in the history.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 6.3.4 Setting the backlight mode. The „Backlight” menu dims the display if no buttons are pressed within 5min and sets the intensity of the backlight.
www.pulsar.pl 6.3.6 PSBEN5024C/LCD BLACK POWER Blinking light indicating failure The „Blinking light indicating failure” menu enables setting the backlight mode during failure indication. When on, the blinking light will indicate a failure.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 7. Reserve power supply circuit. The power supply is equipped with intelligent circuits: charging and battery control circuit, whose main task is to monitor the condition of the battery and its connections in the circuit. If the power supply driver detects a malfunction in the battery circuit, appropriate signaling and change in the APS FLT technical output take place. 7.1 Running the PSU from the battery.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD 7.4 Standby time. Battery-assisted operating depends on battery capacity, charging level and load current. To maintain an appropriate standby time, current drawn from the PSU in battery mode should be limited. Characteristics for a 2x17 Ah/12 V SLA: Grade 1, 2 - standby time 12h Output current 1,4 A + 3 A battery charge Grade 3 - standby time 30h if the faults of the main power source are reported to the Alarm Receiving Centre - ARC (in accordance with 9.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 8. Remote monitoring (options: Ethernet, RS485). The PSU has been adjusted to operate in a system that requires a remote control of the parameters in a monitoring centre. Transmitting data concerning PSU status is possible due to an additional, external communication module responsible for communication in Ethernet or RS485 standard. Different connection topologies, presented later in this chapter, are only a part of possible communication schemes.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER Fig. 26. Ethernet network communication using the RS485 „INTRE” interface.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 8.2 „PowerSecurity” program. The ”Power Security” program is available at www.pulsar.pl Its detailed description can be found in the manual. „Power Security” is a free computer program for viewing and analyzing the information sent from the PSU installation spots. The main panel is presented below. Fig. 27. „Power security” main panel. It is possible to divide the main panel of the program into smaller areas, depending on the number of monitored power supplies.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 9. Technical parameters. Electrical parameters (Table 16). Mechanical parameters (Table 17). Safety of use (Table 18). Table 16. Electrical parameters.
www.pulsar.pl BLACK POWER PSBEN5024C/LCD LCD screen battery 3 V lithium battery, CR2032 FBAT fuse FMAIN fuse T 6,3 A / 250 V T 6,3 A / 250 V - RS485 ‘INTR’ interface: RS485 communication - Ethernet ‘INTE’ interface; Ethernet communication - RS485-Ethernet “INTRE’ interface; RS485-Ethernet communication Additional accessories (not included) Table 17. Mechanical parameters.
www.pulsar.pl PSBEN5024C/LCD BLACK POWER 10. Technical inspections and maintenance. Technical inspections and maintenance can be performed after disconnecting the power supply from the power network. The PSU does not require any specific maintenance; however, its interior should be cleaned with compressed air if it is used in dusty conditions. In case of fuse replacement, use only compatible replacement parts. Technical inspections should be carried out not less frequently than once per year.
