Lumel DZ2, User Manual

Page: 13 / 16

Table 2
9. BEFORE A FAILURE WILL BE DECLARED
In case of incorect symptoms, please to get acquinted with the table below.
SYMPTOMS PROCEDURE
1. Messages are not displayed Check the connection of the network cable
2. flashing of diode point on the last
digit of the clock
Lack of synchronization with the time standard
3. Lack of certainty if all character fields
are efficient.
The test clock is starting each time when the supply is
turned on.
Character fields are lighted successively by segments
and simultaneously in all digits. If differently, contact the
nearest servicing workshop.
4.The clock does not communicate
with the computer via the RS-485
interface.
Check the setting of the RS-485 port or the converter:
Default setting of the panel:
Address 1, Mode RTU 8N2, baud rate 9600 kb/s
10. MAINTENANCE AND WARRANTY
DZ2 and DZ3 digital clocks do not require any periodical maintenance.
In case of some incorrect operations:
1. In the period of 12 months since the date of purchase:
One should take the digital clock down from the installation and return it to the Manufacturer
Quality Control Dept. If the unit has been used in compliance with the instructions, the
Manufacturer warrants to repair it free of charge.
2. After the warranty period:
One should turn over the digital clock meter to repair it in a certified service workshop. The
disassembling of the housing causes the cancellation of the granted warranty. Spare parts are
available for the period of five years from the date of purchase.
Our policy is one of continuous improvement and we reserve the right to make changes
in design and specifications of any products as engineering advances or necessity
requires and revise the above specifications without notice.
This user’s manual has been designed as a tool to help you get the most from the ordered product.
We hope that you carefully read this manual and follow its recommended procedures so that you will
be able to properly use and maintain this product.
We welcome any suggestions you may have that could help us improve the product and this user’s
manual.