Digital clocks – NDC Series / User Manual v. 2.11
19
16
Finally, connect the power supply and test the synchronisation, e.g. by allowing all other clocks except the
Master one to have deliberately set incorrect time and letting them to by synchronised with the Mater clock
after they are connected into the NDC net after a period set under the {SyPE} parameter.
6.2 Configuration of the network {run}
(
{MEnu}→){SEt}→{ConF}→{run}
During the configuration of the network, the ID table of devices in the NDC Master clock is zeroed. Then the
Master clock gradually addresses to all devices (addresses) in the whole range 2 – 127. The addressed
devices, which are physically connected to the NDC-net, return their addresses, types of device and other
data. The Master clock records those devices gradually into its ID table of devices. On the basis of a compiled
ID table, the Master will setup a hierarchy, timing and sequence of addressing individual devices for further
communication.
On the clock set as the Master, select the Network Configuration, {ConF}. Then with the ▲/ ▼ buttons browse
to {run} and confirm by pressing
OK
. This item is not available, if the device does not have the address set to
1. Immediately after starting the configuration, the display will go off for about 5 seconds and then, after about
7 seconds, it will display a blinking text {buSY}. When an ID table is created, the clock will show {donE} and
return to {run} in the {ConF} submenu.
During the configuration of the network, it is not allowed to:
−
Activate any NDC through the remote controller;
−
Disconnect or connect power supply to/from individual devices;
−
Disconnect or connect communication cables between devices;
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 devices (ID table) can be viewed by activating the {LiSt} item. This item is not available, if the
NDC device does not have its address set to 1. You can browse in the list with the ▲ /▼ buttons, and thus
display type abbreviations of all found devices. 2 seconds after the browsing is stopped the address of the
device and its type are displayed alternately (address for 1.5 sec, type for 0.5 sec). The list of possible types
of devices and their abbreviations is contained in the table below. The address of a device is shown in the
{Axxx} format, where xxx is the number between 1 and 127.
Display
Type of device
{ndc}
NDC clock
{SEnS}
remote sensor
{Sync}
synchronisation device
{SE:Sy}
synchronisation module combined with a thermal sensor
{butt}
remote input
{outP}
remote output
If there are fewer connected devices on the list than in reality, it is necessary to check:
1. Whether the missing devices have connected power supply;
2. Whether the missing devices are connected properly to the NDC net;
3. Whether the missing devices have set the same address.
7
BACKUP OF DATA DURING A POWER OUTAGE
7.1 Time, date
The time and date
are backed up
by a built-in backup capacitor, which allows to maintain the correct time and
date for a period of several days without power supply. When the power is connected, the electronics ensures
continual recharging of the backup capacitor, so it does not require any maintenance.
7.2 Stopwatch
The stopwatch
data are not backuped
, i.e. after a power outage or power up of the clock, the stopwatch data
will always be (00:)00:00, i.e. the stopwatch will be zeroed irrespective of the condition in which it was at the
time of the power cut.
17
7.3 Counting up/down (Counter)
Counting of the time up/down is
is backed up
and it remains active also when the clock is off (i.e. without
power supply) and irrespective of the state in which the counter was at the time of the switching off (active,
pause, ...). During the time in which the NDC clock was off, the relay output cannot be activated. If the clock
in the counter mode is switched off for a time that is longer than the time up to the end of the set limit, and the
activation of the relay output is enabled, when the power 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 Table
of the menu, default settings
.
After selecting the {ConF} item with the ▲ /▼
arrows, browse to the {rSt} and confirm by pressing the
OK
button. During the setting of the defalut values, the display will go off for about 2 s and then it will show {donE}
and the clock will return automatically into the display mode.
9
SERVICE CENTER ADDRESS
In case of a display failure, please always contact your local dealer first.
Manufacturer:
ELEN, s.r.o.
Lubochnianska 16
080 06 Lubotice
SLOVAKIA
Tel.:
+421 / 51 77 33 700
+421 / 51 75 99 140
Fax:
+421 / 51 75 99 142
e-mail:
http:
www.elen.eu
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