Instruction/ maintenance manual of the product HORN DB3 MEDC
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T echnical Manual for the Horn – DB3 Please note that ever y care has been taken to ensure the accuracy of our technical manual. W e do not, however , accept responsibility for damage, loss or expense resulting from any error or omission. W e reser ve the right to make alterations in line with technical advances and industr y standards.
06/01 © MEDC 2001 1. INTRODUCTION These horn units have been designed for use in harsh environmental conditions. 2. INST ALLA TION General When installing and operating explosion-protected electrical equipment, require- ments for selection, installation and operation should be referred to eg.
© MEDC 2001 06/01 GENERAL ARRANGEMENT All cable glands should be of an equivalent NEMA/IP rating to that of the unit and integrated with the unit such that this rating is maintained. Once termination is complete, carefully push the cover back onto the unit, avoid- ing damage to the mating sur faces.
06/01 © MEDC 2001 SWITCH TONE Nom O/P TONE FREQ/DESCRIPTION SETTING DESCRIPTION (dB(A) 12345 @1M) 1 Alt T ones 800/970 Hz at 1/4 sec 11111 114 2 Sweeping 800/970 Hz at 7Hz 11110 Fast Sweep(LF) 114 3 .
© MEDC 2001 06/01 4. MAINTENANCE During the working life of the unit, little or no maintenance is required. However , if abnormal or unusual environmental conditions occur due to plant damage or accident etc., then visual inspection is recommended. If a fault should occur , it is recommended that the unit be returned to MEDC for repair .
06/01 © MEDC 2001.
© MEDC 2001 06/01.
MEDC Ltd, Collier y Road, Pinxton, Nottingham NG16 6JF , UK. T el: +44 (0)1773 864100 Fax: +44 (0)1773 582800 Sales Enq. Fax: +44 (0)1773 582830 Sales Orders Fax: +44 (0)1773 582832 MEDC Stock No.
An important point after buying a device MEDC HORN DB3 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought MEDC HORN DB3 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data MEDC HORN DB3 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, MEDC HORN DB3 you will learn all the available features of the product, as well as information on its operation. The information that you get MEDC HORN DB3 will certainly help you make a decision on the purchase.
If you already are a holder of MEDC HORN DB3, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime MEDC HORN DB3.
However, one of the most important roles played by the user manual is to help in solving problems with MEDC HORN DB3. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device MEDC HORN DB3 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
