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Digital clocks – NDC Series  /  User Manual v. 2.11

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In the case of required galvanic separation of devices, it is necessary to use the respective modules in the 

modification with galvanic separation

and to provide the powering of the modules from separate power 

supplies. In such a case galvanic separation of individual devices in the NDC-net between each-other and 

from the mains is guaranteed. This solution is necessary when the device network is larger, and is installed 

along power cables, metal piping or near other sources of interference, in an outdoor environment, between 

buildings, etc. The power supply is connected to the module through a data distribution box, while its distance 

from the module should not exceed 20 m.

5

SETTING, CONTROLLING AND PROGRAMMING OF THE NDC CLOCKS

5.1 Table of the menu, default settings

MENU

Submenu

Display

(alteration 

parameter/value)

Default

setting

(after reset)

diSP

DISPLAY

Time reading period

Date reading period

Coundown reading period

Sensor 1 reading period

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 setting

Shift of minutes setting

Automatic switching of Daylight saving time on/off

yEAr

Mon

dAy

Hour

Min

Sh_H

Sh_M

dSt

current

current

current

current

current

0

0

On

Cnt

COUNTER

Count direction setting

Limit – days setting

Limit – hours setting

Limit – minutes setting

Limit – seconds setting

Relay period setting

Counter repeat setting

Counter correction enable/disable

Cdir

LM_d

LM_H

LM_M

LM_S

rLPE

CrPt

Ccor

uP

0

0

0

0

0

OFF

On

Set

SET

Brightness setting

Display address setting

Configuration, see submenu

Sensor 1 address setting

Sensor 2 address setting

Push-button address setting

Remote output address setting

Synchronization period setting

Stopwatch mode setting – for NDC xxx/4

– for NDC xxx/6

BriG

diAd

ConF

S1Ad

S2Ad

PbAd

roAd

SyPE

StMo

15 (max)

001

(Master)

000

000

000

000

1

M99

M59

PrG

PROGRAM

Switch on time

Relay period

Week days

S_tM

rEL

WdA

all 00:00

all 0

all OFF

ConF submenu, network configuration

(Configuration)

ConF

Configuration run

run

Device list

LiSt

Reset to default settings

rSt

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5.2 Layout of IR controller’s buttons

5.3 Work with the menu, control through the IR controller

In the display mode, the clock does not accept any control codes from the IR controller except the code of the 

SELECT

button. That prevents inadvertent simultaneous setting of several clocks, if they are too close to each 

other (within the range of the IR). When you push the 

SELECT

button, the display will show its address in the 

{Axxx} format, where xxx is a number from the range 0 to 126. The required clock is selected by entering its 

three-digit address 

0 – 9 

buttons without the need to confirm. When a correct address is entered, {Menu} will 

be displayed on the respective clock, which means that the clock is in the setting mode. If an incorrect address 

is set or the address is not entered within 3 seconds, the display will move automatically into the standard 

displaying mode. {Menu} will be displayed only upon entering the menu to confirm the correctness of the 

previous steps, but is it not displayed 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 value of the displayed parameter and 

its name will be displayed alternately (value for 0.5 sec / name for 1.5 sec). It is possible to continue with 

browsing also in this mode, until the required parameter is found.
To change the value of a parameter confirm that parameter with the

OK

button – its value will be displayed 

permanently and it is possible to modify it with numerical buttons. A digit that is being modified will blink. If the 

value of the parameter is a non-

numerical one (ON/OFF, decimal point, minus sign), use the ◄/► bu

ttons to 

switch to the required value. Confirm the new value by pressing the 

OK

button. If the new value is not confirmed 

within 7 seconds, a move one level up will occur (i.e. to the list of parameters) and the original value will remain 

unchanged.

Button

Colour

Description of function

ESC

ESC to one level up

SELECT

Select device

0 – 9

Enter digits

◄/►

Switch between values, DP 

position, +/-

Move up in the menu

Move down in the menu

OK

Confirmation button

Start

▐ ▌

Pause

Stop

RESET

Reset

up button

right button

left button

down button

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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