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User Manual HN 61e.R Rack Master Clock AUDIO Scan the QR code or enter following URL to get the latest version: https://docs.mobatime.cloud/HN-61e.R BE-801460.0-HN 61e.R | 2025-05-23...
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The information in this document is subject to change without notice. The latest version of this document is available for download at https://docs.mobatime.cloud/HN-61e.R . This User Manual has been composed with the utmost care to explain all the details to ensure a safe and stable operation of this product.
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Safety HN 61e.R – Rack Master Clock | User Manual 1 Safety Read the safety instructions carefully and follow all the instructions. This ensures safe and reliable operation of this device. 1.1. Instructions and Symbols Symbols used throughout this document and their meaning are as follows: A note or important information.
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HN 61e.R – Rack Master Clock | User Manual Safety Never open the housing of this product, for it poses mortal danger from electric shock or may even cause a fire. Keep packaging such as plastic films away from children. There is the risk of suffocation of misused.
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Safety HN 61e.R – Rack Master Clock | User Manual 1.5. Maintenance and Cleaning • If the product and/or the connecting cable is damaged, do not touch it: there is mortal danger from electric shock! First, turn off the power supply to all poles of the product. Verify the absence of voltage using an appropriate meter.
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HN 61e.R – Rack Master Clock | User Manual Overview 2 Overview The “mini” master clock is a device used to controll small-scale system of unified time, with up to 80 pieces of slave clocks and up to 8 pieces of school bells (signalling devices).
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Overview HN 61e.R – Rack Master Clock | User Manual 2.5. Operation Reserve 2.5.1. Passive • Internal backup battery for RTC in case of power loss. • As soon as the power becomes resumed, the slave clocks adjust automatically and in an accelerated mode to the proper time, the channel stat corresponds to the actual time.
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HN 61e.R – Rack Master Clock | User Manual Installation 3 Installation The following places should be avoided: • Within the reach of high voltage operated equipment. • Places exposed to direct impact of solar radiation. 3.1. Installation Procedure Mount the clock into a 19″ rack cabinet.
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Connection HN 61e.R – Rack Master Clock | User Manual 4 Connection 4.1. Terminal Board Connection 4.1.1. Rear Panel 4.1.1.1. Terminal Description EURO Connector With MST fuse T600 mA / 250 V, for connection to 230 VAC, 50 Hz power supply RELAY 1–RELAY 2...
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HN 61e.R – Rack Master Clock | User Manual Connection 4.1.2.1. Terminal Description MicroSD connector for inserting a memory card (not supported) AUDIO Line audio output, 3.5 mm jack connector USB-A connector for connecting a flash drive LED POWER Indication of power supply...
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Connection HN 61e.R – Rack Master Clock | User Manual 4.2.2. Digital Clock It is important to check the terminals on the clocks PCB before you connect the clock to the terminal L1 . Connecting the clock to incorrectly set slave line may cause damage to the clock electronics.
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Connect the cable to +DCF- terminal. 4.4. GPS Antenna Connection 4.4.1. Integrated GPS Receiver The magnetic GPS antenna can be connected to the HN 61e.R Master clock. Place the GPS antenna to your desired location. Connect the cable from the antenna to GPS terminal.
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4.4.2. External GPS Receiver An external GPS receiver with DCF code output, e.g. GNSS 4500, can be connected to the HN 61e.R Master clock as a source of synchronization signal (e.g. if a sufficiently long extension of the coaxial cable of the magnetic GPS antenna is not available).
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HN 61e.R – Rack Master Clock | User Manual Connection Connection of school bells 4.6. Connection of Striking Module 4.7. Synchronization of Sub-Master Clock Using DCF Current Loop BE-801460.0-HN 61e.R | 2025...
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Connection HN 61e.R – Rack Master Clock | User Manual 4.8. Output Blocking This function is used to block the output function (striking) while the bells (e.g. death bell) are moving at the same time, so as not to damage the striking hammers or destroy the bell.
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HN 61e.R – Rack Master Clock | User Manual Information Screens 5 Information Screens In the Basic Mode, you can scroll through the information screens on the LCD display. MASTER Time and date information, manual time and date adjustment. LINE Information about the state of slave line;...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.1. Screen MASTER Main / basic screen. From all “screens” you can jump back into the MASTER screen by operating the x button. The display shows following: 10:08:57 Fr I #Ą 25.04.2025s USB...
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HN 61e.R – Rack Master Clock | User Manual Information Screens Button function Save entered values and return to MASTER screen Exit without saving Press the + button. The cursor flashes now on the position of the hours. Enter the time value in the →...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.2. Screen LINE This screen shows the operation state of the slave line (analogue or digital clock), to display this screen, press the > button from the screen MASTER.
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HN 61e.R – Rack Master Clock | User Manual Information Screens Button function <> Move between items Switch flasing item (holding down the button will cycle through the options) Save edited values and return to LINE screen Exit without saving...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.3. Screen CHANNEL This screen is displayed when push gradually the > button from the screen MASTER. 5.3.1. Controlling by Active Weekly Program or Manually The CH1 channel is set to this channel control mode by default.
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HN 61e.R – Rack Master Clock | User Manual Information Screens Selected channel Channel state Indication of channel lock on20:59 Time of illumination ON off04:59 Time of illumination OFF Button function Entry to the coordinate setting and channel switching on / off correction (see Switching Illumination...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.4. Screen STRIKING Striking can only be set for this clock if it has audio output for Audio striking or if it is equipped with the HN…SSR2 add-on module for classic bells or dulcimers.
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HN 61e.R – Rack Master Clock | User Manual Information Screens Button function Entry to striking configuration menu (see Audio Striking chapter for details) long press of - Lock / unlock striking functions BE-801460.0-HN 61e.R | 2025...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.5. Screen SYNCHRONIZATION QUALITY This screen is displayed when push gradually the > button from the screen MASTER. The value in indicates the reception quality of the last hour if the synchronization was successful at least once.
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HN 61e.R – Rack Master Clock | User Manual Information Screens 100% Signal quality as a percentage in the last hour Bit:1 Last received bit ( No:57 Number of second marks (0–58) Ok:3 Counter of identical telegrams (0–9) BE-801460.0-HN 61e.R | 2025...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.6. Screen ALARMS Displays the current alarm word and the number of active alarms (memory for up to 50 alarms). The display shows following: Alarms: 7 0x0081 Alarms: 7 Number of active alarms...
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HN 61e.R – Rack Master Clock | User Manual Information Screens 5.6.2. List of Possible Alarms DCF sync • GPS sync • DCF+I1 sync • ACCU ovr • VDC ovr • 24h sync • Power on • Calibration • L1 overload •...
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Information Screens HN 61e.R – Rack Master Clock | User Manual 5.7. Screen VERSION This screen is displayed when push gradually the > button from the screen MASTER. The display shows following: HN61e.R.S4 v1.0.0 0x0081 HN61e.R.S4 Type of Master clock v1.0.0 Software version (current as of 23.05.25)
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HN 61e.R – Rack Master Clock | User Manual Main Menu 6 Main Menu Main menu Press the v button to enter the from screen MASTER. The display shows following: Main menu Time zone Options Synchronization Set up synchronization source, see Synchronization Settings chapter...
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Main Menu HN 61e.R – Rack Master Clock | User Manual 6.1. Synchronization Settings The synchronization type is preset to Main menu Synchronization press the > button to select and proceed to enter its setting by pressing v button. The display shows following: Type: GPS...
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Main Menu 6.2. Time Zone Settings This functon is used to set time zones of slave line, channel, local time and synchronization source. See all available MOBATIME time zones in Time Zones Table chapter. Main menu Time zone press the > button to select and proceed to enter its setting by pressing v button.
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Main Menu HN 61e.R – Rack Master Clock | User Manual 6.3. Slave Line Settings Set the L1 Slave line parameters according to the type of connected Slave clock, enter the line type, pulse, gap length and cycle type. Main menu Slave line 1 press the >...
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HN 61e.R – Rack Master Clock | User Manual Main Menu Cycle Select pulse lines cycle according to mode in which slave clock operates: Half-day, 12 hours (analogue clock) Daily, 24 hours (digital clock) Impulse Parameters Impulse Line Length Enter the pulse duration in tenths of seconds:...
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Main Menu HN 61e.R – Rack Master Clock | User Manual Button function in ‘item edit’ mode <> Move between items Switch flasing item (holding down the button will cycle through the options) Save edited values and return to page view Exit without save and return to page view 6.3.2.1.
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HN 61e.R – Rack Master Clock | User Manual Main Menu 6.3.4. Offset Settings In line can be set to time shifts version time on the Master clock – offset. By default, the offset is set to By setting a negative / positive value, the time on the line is delayed / overtaken by the value set on the set offset, e.g. at an offset value...
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Main Menu HN 61e.R – Rack Master Clock | User Manual 6.4. Channel Settings – Channel Parameters Use this function to set the channel switching mode. Main menu Channel setup press the > button to select and proceed to enter its setting by pressing v button.
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HN 61e.R – Rack Master Clock | User Manual Main Menu 6.4.2. Switching Illumination by Calculated Sunrise and Sunset Time Main menu Channel setup press the > button to select and proceed to enter its setting by pressing v button.
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Main Menu HN 61e.R – Rack Master Clock | User Manual 0°00’ 89°59’ N (S) Latitude 0°00’ 179°59’ E Longitude 6.4.3. Switching MUTE Signal The menu is used to set the switching of the MUTE signal of the external amplifier and its advance before and after the audio output. It can only be used with a clock with audio output.
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HN 61e.R – Rack Master Clock | User Manual Main Menu 6.5. Weekly Program Allows you to edit switching program for the selected channel. Capacity of 399 program lines. Weekly program entries can be edited, added or deleted. Main menu Weekly program press the >...
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Main Menu HN 61e.R – Rack Master Clock | User Manual Button function <> Move between records Add new record Delete selected record Edit selected record Return to channel selection Button function in ‘item edit’ mode <> Move between items...
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HN 61e.R – Rack Master Clock | User Manual Main Menu Day in which the program line will be executed Day in which the program line will not be executed 6.5.2. View and Edit AUD Program Audio Recordings Playback is possible only from connected USB Flash drive.
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Main Menu HN 61e.R – Rack Master Clock | User Manual 6.5.2.2. Switching Modes Switch on Switch off Channel will be switched on for specific duration (01–99 s) 6.5.2.3. Date dd.mm. dd.mm. If you enter the value in the date field ( ), this position will always be considered valid.
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HN 61e.R – Rack Master Clock | User Manual Main Menu 6.6. Striking This function is used to set up striking. Main menu Striking press the > button to select and proceed to enter its setting by pressing v button.
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Main Menu HN 61e.R – Rack Master Clock | User Manual Number of strikes / Output Striking type minute minute minute minute full hour 1 / OUT 1 2 / OUT 1 3 / OUT 1 4 / OUT 1 1–12 / OUT 2...
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HN 61e.R – Rack Master Clock | User Manual Main Menu Audio channels Resolution Sampling rate 48 000 Hz Required file name *.wav File extensions bell15.wav • For striking at the 1/4 hour: bell30.wav • For striking at the 1/2 hour: bell45.wav...
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Main Menu HN 61e.R – Rack Master Clock | User Manual 6.7. Load Channels If the USB Flash drive is inserted into the USB connector, you are able to load prepared switching programs to Master clock. When loaded, the existing entries in the memory for all switching programs will be deleted.
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HN 61e.R – Rack Master Clock | User Manual Main Menu 6.8. Output Blocking This function is used to block the striking output. The function is used if both striking and ringing are connected to the same bells or dulcimers (e.g. death knell). If the Master clock starts striking at the same time of ringing (movement of the bells), striking hammers or bells could be damaged.
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Main Menu HN 61e.R – Rack Master Clock | User Manual 6.8.2. Selection of Control Contact Type The display shows following: Polarity: NO Button function in ‘item edit’ mode <> Move between items Switch flasing item (holding down the button will cycle through the options)
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HN 61e.R – Rack Master Clock | User Manual Technical Data 7 Technical Data 7.1. Basic Data Mouting Rack height Slave clock line Number of slave clock lines Types Polarized minute / half-minute / second impulses MOBATIME serial code MOBALine Electrical parameters 12 / 24 V, max.
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Technical Data HN 61e.R – Rack Master Clock | User Manual Power Supply AC (mains) 115 or 230 VAC ±5 %, 50–60 Hz 24 VDC ±5 %; 13 VDC ±10 % Accuracy (at approx. 20 °C) Without synchronization ±0.1 s/day (after 24 hours of synchronization at constant...
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HN 61e.R – Rack Master Clock | User Manual Technical Data The total power supplied to the connected equipment consists of consumption of the secondary line, consumption at the ACCU and VDC terminals; the maximum values of the specified currents cannot be supplied to the load at the same time.
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Time Zones Table HN 61e.R – Rack Master Clock | User Manual 8 Time Zones Table Time zones are a system of dividing the Earth’s surface into regions, each with its own unique time offset from UTC (Coordinated Universal Time) or GMT (Greenwich Mean Time) and which may have different rules for change seasonal time. This division allows for consistent and synchronized timekeeping across the globe.
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HN 61e.R – Rack Master Clock | User Manual Time Zones Table City / State Standard → DST DST → Standard Offset Brisbane, Guam, Port Moresby, Vladivostok Sydney, Canberra, Melbourne, Tasmania: Hobart Sunday October Sunday April (02:00) (03:00) UTC (GMT) UTC (GMT) Honiara (Solomon Is.), Magadan, Noumea (New...
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Time Zones Table HN 61e.R – Rack Master Clock | User Manual City / State Standard → DST DST → Standard Offset Adak (Aletuian Is.) Sunday March Sunday (02:00) November (02:00) UTC (GMT) UTC (GMT) UTC (GMT) UTC (GMT) UTC (GMT)
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