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Digital clocks – NDC Series  /  User Manual v. 2.11

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5.6.7 Setting of the time synchronisation period {SyPE}

({MEnu}→){SEt}→{SyPE}

The time synchronisation period specifies how often an NDC clock or a network of NDC clocks will be 

synchronised in an NDC-net. If there is no synchronisation module in the network, of if it does not sent 

synchronisation data into the network, the synchronisation role is taken upon by the clock with address “A001”, 

so-called Master clock. The period is specified in minutes.
{SyPE}

period setting in the range 0 – 255

defalult 1.

If 0 is set, the time synchronisation is switched off, i.e. the clock (or a clock network) is not synchronised.

5.6.8 Stopwatch mode setting {StMo} (only for 6-digit NDC clocks)

({MEnu}→){SEt}→{StMo}

6-character stopwatch (NDC xxx/6) can work in two modes:
a/ Hourly mode {M_59}

In this mode, when 59 minutes and 59.99 seconds are reached, the stopwatch will move to a new hour 

and

continues in HH:MM:SS mode (59:59.99 →1:00:00→...→99:59:59).

b/ Minute mode {M_99}

After reaching the state 59 minutes and 59.99 seconds, the stopwatch will continue with counting minutes 

up to 99th minute remaining in MM:SS.hh mode (59:59.99 →60:00.00→...→99:59.99).

After reaching the maximum time, the stopwatch will start counting from the beginning. 
Setting of the mode.
{StMo}

setting of {M_59}/{M_99} (hour/minute mode),  NDC xxx/4

default {M_99};

NDC xxx/6

default {M_59}.

After choosing the {StMo} parameter, the display will show the current mode of the stop watch. By the 

Switch 

between values

button ◄/► it is possible to switch between the hour and minute mode of the stopwatch.

Note: The 4-digit clock (NDC xxx/4) always works in the minute mode of the stopwatch, i.e. up to 99:59.

5.7 Stopwatch

The NDC clock may be used in the stopwatch mode. For displaying stopwatch data, it is necesssary to set the 

{StPE} parameter to the required period of displaying, see chapter 

5.4 Data display period setting {diSP}

. If 

you want to ensure only the displaying of the stopwatch, set the parameters for the rest of the displayed data 

to 0.
Types NDC xxx/4 display the time measurement by distinguishing of seconds:hundredths of seconds, with 

automatic switching to minutes:seconds when seconds are filled up, up to the maximum 99:59. NDC xxx/6 

types allow to work in two modes, so-called hourly one (up to 99:59:59) and a minute one (up to 99:59.99). 

See more detailed information in chapter 

5.6.8 Stopwatch mode setting {StMo} (only for 6-digit NDC clocks)

.

If the stopwatch is not stopped, when it reaches the maximum displayed value according to the selected mode, 

it is reset automatically and continues with the measurement from the beginning.

5.7.1 Control of the stopwatch

The stopwatch can be controlled only if the measured time is currently shown on the display (e.g. in the case 

of alternating display together with other data). Therefore we recommend not to alternate the stopwatch display 

with other data and to display it alone.

5.7.1.1 Stopwatch control by a remote controller

When the clock is switched on or when it is reset, the display will show 00:00.00 or 00.00 and it is ready for 

further operation.
The stopwatch is started by the 

START 

► button. If the 

PAUSE 

▐ ▌

button is pressed during the running, the 

display will “freeze” the current value of the measured time (intermediate time), which the measurement will 

continue in the background. After the pressing of the 

START 

►button again the display will show the measu

red 

time again.
If, during the measurement you press the 

STOP

■  button,  the  display  will  show  the  current  value  of  the 

measured time and stop the measurement. When you press the 

STOP

■ button when an intermediate time is 

displayed (i.e. after the previous pressing of the 

PAUSE 

▐ ▌

button) the time measurement running in the 

background will stop and the final time will be displayed.

If the stowatch is in the stop mode, it is possible to start it again with the 

START 

►button from the measured 

time it displays.

Summary of Contents for NDC 100/4 R L20

Page 1: ...Digital clocks NDC 57 4 6 R L20 NDC 100 4 6 R L20 User Manual v 2 11...

Page 2: ...dress setting diAd 9 5 6 3 Network configuration ConF 10 5 6 4 Allocation of sensors temperature display address setting S1Ad S2Ad 10 5 6 5 Allocation of the remote button address setting PbAd 10 5 6...

Page 3: ...4 superbright 7 segment LED modules 4 88 88 57 23 NDC 57 6 6 88 88 88 57 23 NDC 100 4 4 88 88 100 40 NDC 100 6 6 88 88 88 100 40 NDC 160 4 superbright elliptic LEDs for outdoor use 4 88 88 160 70 NDC...

Page 4: ...DC net Counter counting up down Automatic switching of the display format range 1 s to 99 days 23 hours 59 minutes 59 seconds COUNT UP or COUNT DOWN mode adjustable limit Functions START STOP PAUSE RE...

Page 5: ...ndicular distance 15 m Time and date setting Activation of selected display modes time date temperature stop watch counter remote sensor intervals of alternating data display Limit and modes for the c...

Page 6: ...and a protocol converter to the NDC net Sensors Within the range of the NDC net they measure general quantities usually temperature but also humidity pressure and after their processing they send the...

Page 7: ...network The connectors are located at the back of the display and they are marked as RS485 and 17 V RS485 The type of the connector used and its connection are described in detail in the clock s circ...

Page 8: ...iod Sensor 2 reading period Stopwatch reading period tMPE dtPE CdPE S1PE S2PE StPE 15 s 5 s 0 s 0 s 0 s 0 s tIME TIME Year setting Month setting Day setting Hour setting Minute setting Shift of hours...

Page 9: ...layed when browsing in the menu Arrow buttons and are used for browsing in the menu A selected submenu should be confirmed by the OK button When the browsing stops in a submenu after 2 seconds the val...

Page 10: ...lowing items tMPE Time Period default 15 dtPE Date Period default 5 CdPE Coundown Period default 0 S1PE Sensor 1 Period default 0 S2PE Sensor 1 Period default 0 StPE Stopwatch period default 0 The ran...

Page 11: ...ed Note If the clock clock network is connected to a synchronisation device GPS receiver etc which itself provides the correction of the summer winter time this function has to be switched off on all...

Page 12: ...or there may be problems with the communication with that module If there is a synchronisation module with an integrated thermal sensor in the NDC net and there is a requirement to display its tempera...

Page 13: ...er 5 4 Data display period setting diSP If you want to ensure only the displaying of the stopwatch set the parameters for the rest of the displayed data to 0 Types NDC xxx 4 display the time measureme...

Page 14: ...he time from the set value downwards to 00 00 00 When the end of the interval is reached the built in relay is switched on while the duration of the switch on state can be adjusted In the settings it...

Page 15: ...set relay on period is 0 sec the relay will not be switched on at the selected time 2 Switching of the relay is signalized by the LED in the right lower corner after second or minute reading that is t...

Page 16: ...00 00 for counting up or the preset limit for counting down A short depressing of the button will start the time counting START a short repeated depressing will freeze the current value of the counted...

Page 17: ...ction at the set time during a day will be active And vice versa if a respective day has the OFF flag e g weekends the relay will not be switched on that day After selecting the Wda item select the re...

Page 18: ...ices Otherwise the ID table of devices may not correspond with the reality and the configuration may have to be repeated 6 3 Viewing of the list of devices LiSt MEnu SEt ConF LiSt The list of found de...

Page 19: ...r supply is resumed the relay output will be switched on immediately 8 RESET RESTORING OF ORIGINAL VALUES rSt MEnu SEt ConF rSt A reset will restore the original settings of the clock see chapter 5 1...

Page 20: ...18 10 CONNECTION DIAGRAM...

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