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Mobatime HN 61 User Manual

Mini master clock
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User Manual
HN 61
Mini Master Clock
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https://docs.mobatime.cloud/HN-61
BE-801453.0-HN 61 | 2025-05-23

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Summary of Contents for Mobatime HN 61

  • Page 1 User Manual HN 61 Mini Master Clock Scan the QR code or enter following URL to get the latest version: https://docs.mobatime.cloud/HN-61 BE-801453.0-HN 61 | 2025-05-23...
  • Page 3 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-61 . 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.
  • Page 4 Table of Contents Safety ........
  • Page 5 5.3.2. Channel Switches According to Calculated Sunrise and Sunset Times .......
  • Page 6 Safety HN 61 – Mini 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.
  • Page 7 HN 61 – Mini 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.
  • Page 8 Safety HN 61 – Mini 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.
  • Page 9 HN 61 – Mini 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 20 pieces of slave clocks and up to 8 pieces of school bells (signalling devices).
  • Page 10 Overview HN 61 – Mini 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.
  • Page 11 HN 61 – Mini 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 Snap the clock box onto the DIN rail 6M.
  • Page 12 Connection HN 61 – Mini Master Clock | User Manual 4 Connection 4.1. Terminal Board Connection 4.1.1. Terminal Description Fuse MST fuse T200 mA / 250 V or T315 mA / 250 V (for power supply 115 VAC / 60 Hz)
  • Page 13 HN 61 – Mini Master Clock | User Manual Connection USB for connection of Flash memory drive with switching programs LED CH1 Channel status indication LED DCF DCF reception indication RS485 TRE Activation of RS-485 terminating resistor (optional) RS485 Communication bus RS-485 (optional) If the Master clock is powered though +ACCU- connector from a permanent 12–14 VDC power supply, the “Accu connect”...
  • Page 14 Connection HN 61 – Mini 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.
  • Page 15 4.3.2. External GPS Receiver An external GPS receiver with DCF code output, e.g. GNSS 4500, can be connected to the HN 61 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).
  • Page 16 Connection HN 61 – Mini Master Clock | User Manual 4.4. Switching Channel The CH1 terminal (or RELAY 1) serves to control the externally connected equipment. School bells or external equipment can be powered with 24 VDC. Connection of external devices with 230 VAC power supply Connection of school bells BE-801453.0-HN 61 | 2025...
  • Page 17 HN 61 – Mini Master Clock | User Manual Connection 4.5. Synchronization of Sub-Master Clock Using DCF Current Loop BE-801453.0-HN 61 | 2025...
  • Page 18 Information Screens HN 61 – Mini Master Clock | User Manual 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;...
  • Page 19 HN 61 – Mini Master Clock | User Manual Information Screens 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...
  • Page 20 Information Screens HN 61 – Mini Master Clock | User Manual 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 →...
  • Page 21 HN 61 – Mini Master Clock | User Manual Information Screens 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.
  • Page 22 Information Screens HN 61 – Mini Master Clock | User Manual 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...
  • Page 23 HN 61 – Mini Master Clock | User Manual Information Screens 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.
  • Page 24 Information Screens HN 61 – Mini Master Clock | User Manual 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...
  • Page 25 HN 61 – Mini Master Clock | User Manual Information Screens 5.4. 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.
  • Page 26 Information Screens HN 61 – Mini Master Clock | User Manual 5.5. 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...
  • Page 27 HN 61 – Mini Master Clock | User Manual Information Screens 5.5.2. List of Possible Alarms GPS sync • DCF+I1 sync • ACCU ovr • VDC ovr • 24h sync • Power on • Calibration • L1 overload • BE-801453.0-HN 61 | 2025...
  • Page 28 Information Screens HN 61 – Mini Master Clock | User Manual 5.6. Screen VERSION This screen is displayed when push gradually the > button from the screen MASTER. The display shows following: HN61.S4 v1.0.0    0x0081 HN61.S4 Type of Master clock v1.0.0 Software version (current as of 23.05.25)
  • Page 29 HN 61 – Mini 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...
  • Page 30 Main Menu HN 61 – Mini 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...
  • Page 31 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.
  • Page 32 Main Menu HN 61 – Mini 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 >...
  • Page 33 HN 61 – Mini 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:...
  • Page 34 Main Menu HN 61 – Mini 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.
  • Page 35 HN 61 – Mini 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...
  • Page 36 Main Menu HN 61 – Mini 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.
  • Page 37 HN 61 – Mini 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.
  • Page 38 Main Menu HN 61 – Mini Master Clock | User Manual 0°00’ 89°59’ N (S) Latitude 0°00’ 179°59’ E Longitude Button functions: <> Switch between pages Enter item setting Main menu Return to BE-801453.0-HN 61 | 2025...
  • Page 39 HN 61 – Mini 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 >...
  • Page 40 Main Menu HN 61 – Mini 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...
  • Page 41 HN 61 – Mini 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 BE-801453.0-HN 61 | 2025...
  • Page 42 Main Menu HN 61 – Mini Master Clock | User Manual 6.6. 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.
  • Page 43 HN 61 – Mini Master Clock | User Manual Technical Data 7 Technical Data 7.1. Basic Data Moutning DIN rail 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.
  • Page 44 Technical Data HN 61 – Mini Master Clock | User Manual Power Supply 24 VDC ±5 %; 13 VDC ±10 % Accuracy (at approx. 20 °C) Without synchronization ±0.1 s/day (after 24 hours of synchronization at constant temperature) With synchronization ±...
  • Page 45 HN 61 – Mini Master Clock | User Manual Technical Data Power source 230 VAC ± 10 % 24 VDC ± 5 % 13 VDC ± 10 % Voltage type AC voltage, sine 50–60 Hz DC voltage, stabilized and smoothed If the tolerance of the supplied supply voltage is not observed, or if another type of voltage is used, the correct operation of Master clock cannot be guaranteed.
  • Page 46 Time Zones Table HN 61 – Mini 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.
  • Page 47 HN 61 – Mini 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...
  • Page 48 Time Zones Table HN 61 – Mini 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)