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The rules should oblige the seller to give the purchaser an operating instrucion of Ecom Instruments H-251 A, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Ecom Instruments H-251 A one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Ecom Instruments H-251 A. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Ecom Instruments H-251 A should contain:
- informations concerning technical data of Ecom Instruments H-251 A
- name of the manufacturer and a year of construction of the Ecom Instruments H-251 A item
- rules of operation, control and maintenance of the Ecom Instruments H-251 A item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Ecom Instruments H-251 A alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Ecom Instruments H-251 A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Ecom Instruments service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Ecom Instruments H-251 A.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Ecom Instruments H-251 A item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
Instruction Manual H-251 A BAL H-251 A 4spr. DIN A 6 22.02.2002 12:14 Uhr Seite 1[...]
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Contents 1. Introduction 2. Safety information 3. Faults and damage 4. Safety regulations 5. Ex-Data 6. T echnical Data 7. Operating instructions 8. Repairs 9. Cleaning 10. Guarantee and liability 11. EC-Declaration of conformity 12. EC-Certificate of conformity page 13 13 13 14 14 15 15 - 18 18 18 18 - 19 19 20 - 21 . 12 BAL H-251 A 4spr. DIN A 6 [...]
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Page 3
1. Introduction Providing an intense bright inspection light beam, the intrinsically safe rechargeable handlamp type H-251A is certified for use in Ex-hazardous areas classified as either Zone 1 or 2 and also Zone 21 or 22 according to IEC/CENELEC. 2. Safety information Safe operation of the equipment is maintained providing that all instructions a[...]
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Page 4
4. Safety regulations The use of the intrinsically safe H-251A meets the requirements of the regulations providing that the user observes and applies the requirements as laid down in the regulations and that improper and incorrect use of the unit is avoided. • The device must not be opened within the Ex-hazardous area. • The battery must only b[...]
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Page 5
6. T echnical Data Working temperature T a: -20 ... +40°C Storage temperature: -20 ... +40°C Operating time: 7 hours Dimensions: 190 x 130 (L x Diameter) Weight: approx. 1750 g (with battery) IP-Rating: IP 66 CE-marking: 0102 Power supply: Ex-battery pack type "H-66" Battery data: 4V , 5Ah: 500 charge cycles With deep discharge and shor[...]
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Page 6
7.1.2. Opening W arning: Do not open the handlamp within the Ex-hazardous area. Before opening, switch to OFF . The handlamp head is removed by turning anticlockwise from the main casing – please note, that as the handlamp head is fitted with a high integrity seal, this action can be difficult to start. T o replace the handlamp head, reverse the [...]
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Page 7
7.2. Charging station The main switch for the charging station is located on the back of the unit. After switching on the handlamp, the charging process begins immediately . When charging is completed, the unit auto- matically reverts to trickle charge mode. The LED indicates the following operating status: Constant red: no handlamp / contact Const[...]
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Page 8
7.2.2. C – 251 L V This charging station is designed for a supply voltage of 12-32 V olts DC. Complete recharging using a 12-V olt DC supply should be completed in approximately 20-24 hours, using a 24 V olts DC supply reduces this time to approximately 10-12 hours. Correct connection of the cable wires is as follows: Red: + terminal Black: - ter[...]
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In those countries where the restriction of a legal guarantee (e.g. the exclusion or limitation of subsequent damage) is not permitted, it could be that the above mentioned limitations and exclusions are not valid for each purchase. Should any clause of this guarantee be found ineffective or unacceptable before a court, then the ef fec- tivity or e[...]
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12. EC-Certificate of conformity 20 BAL H-251 A 4spr. DIN A 6 22.02.2002 12:14 Uhr Seite 20[...]
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21 BAL H-251 A 4spr. DIN A 6 22.02.2002 12:14 Uhr Seite 21[...]
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ecom instruments GmbH Industriestr . 2 D-97959 Assamstadt T el.: + 49 (0) 62 94 / 42 24-0 Fax: + 49 (0) 62 94 / 42 24 90 E-Mail: sales@ecom-ex.com Internet: www .ecom-ex.com 417B0100 1 1/01 Änderungen vorbehalten BAL H-251 A 4spr. DIN A 6 22.02.2002 12:14 Uhr Seite 42[...]