Instruction Manual
H-4 DC A
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1. Introduction
Providing an intense bright inspection light beam, the intrinsically
safe rechargeable handlamp type H-4 DC A 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 and warnings contained in this manual are fully
observed. In case of doubt (due to translation and/or printing
errors) reference should be made to the original German
instruction manual.
3. Faults and damage
If there is any reason to suspect that the safety of the unit has
been affected then it must be immediately withdrawn from use and
precautionary measures taken in order to prevent any further use
of in the hazardous area.
The safety and integrity of the unit may be compromised by, for
example:
• External damage to the housing
• Exposure to excessive loads
• Incorrect storage of the unit
• Damage sustained in transit
• Correct certification is illegible
• Functioning errors occur
• The permitted limitations are exceeded
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4. Safety regulations
The use of the intrinsically safe H-4 DC A 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.
• Batteries must only be changed outside of the Ex-hazardous
• area.
• The use of additional batteries whilst in the Ex-hazardous area is
• not permitted.
• Only batteries of type R20 and LR20 according to IEC
• regulations are permitted.
• The use of any other type of battery is strictly forbidden in that it ·
· will invalidate the Ex-Data certification and presents a safety risk.
5. Ex-Data
EC-Certificate of conformity-Nr.:
Ex-marking:
BAS 01 ATEX 2187
II 2 GD EEx e ib IIC T4
IP 66, T135°C
Authorised for Zone 1 and 2, Equipment groups II, Gas group C
hazardous gases, vapour or fog, Temperature class T4.
Authorised for Zone 21 and 22, Equipment groups II, Gas group C,
hazardous dust, Temperature class T4.
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6. Technical Data
Working temperature Ta:
Storage temperature:
Operating time:
-20 ... +40°C
-20 ... +40°C
20 hours
Dimensions:
Weight:
190 x 130 (L x diameter)
approx. 1400 g
(with batteries)
IP 66
IP-Rating:
CE-marking:
0102
Power supply:
Bulb:
4 x LR20/R20
Halogen 4,8 Volt
and 0,5 Ampere,
Type H-141
7. Operating instructions
7.1. Handlamp
Please read through the following operating instructions in order to
help enable the optimisation of all functions of the handlamp type
H-4 DCA.
For your own information and safety please read the advice on the
following pages.
7.2. Before use
Before use in the Ex-hazardous area, ensure that the handlamp
head is screwed fully closed to the main casing. The handlamp
can now be switched on and off with the sliding switch.
7.3. Opening
Warning: 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
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can be difficult to start. To replace the handlamp head, reverse the
procedure – ensuring that the handlamp head is screwed fully
closed.
7.4. Bulb replacement
With the handlamp head removed the bulb is accessed by unscre-
wing - in an anticlockwise direction - the bulb retention socket.
Please ensure that only correctly specified bulbs are used.
7.5. Battery replacement
When the battery power is becoming exhausted all of the batteries
should be replaced. Only those batteries of the corresponding per-
mitted types can be used.
With the handlamp head removed the batteries can be accessed
and removed from the cavity of the main casing.
Replace in reverse procedure – ensuring that all the contacts are
clean.
8. Repairs
The general terms and conditions of ELEX V apply to repair work.
The manufacturer must carry out the repair work in order to check
for the safe functioning of the protective circuits.
9. Cleaning
The equipment should only be cleaned using a cloth or sponge
dampened with water. The use of cleaning solutions or scouring
agents is not advised.
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10. Guarantee and liability
The instrument parts and functions are guaranteed for two years,
starting from the date of delivery. This guarantee remains valid if
defective components are submitted. We reserve the right to
exchange, modify or repair the equipment.
The company ECOM Rolf Nied GmbH is responsible for the gran-
ting of the guarantee. It takes no responsibility for damages,
expenses or losses resulting from the use or purchase of the
equipment. Neither is ECOM liable for damages, expenses or los-
ses arising from any special or subsequent damages.
Further, any use other than that as described in section 1 is not
permitted. ECOM is not liable for any damages resulting from any
differing or excessive use. The user carries this risk alone.
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 effec-
tivity or enforcement of any other part of this guarantee should be
unaffected by such claims.
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11. EC-Declaration of conformity
This product fulfils all relevant guideline regulations 94/9/EG for
equipment and protective systems in potentially explosive areas.
The granted EC certificate of conformity confirms that the product
complies with all relevant norms and fundamental health and safe-
ty regulations.
Decisive harmonised norms:
EN 50014:1997
Electrical means of production for hazardous areas
general regulations.
EN 50019:2000
EN 50020:1994
EN 50281-1-1:1998
Electrical means of production for hazardous areas
increased safety "e".
Electrical means of production for hazardous areas
intrinsic regulations, "i".
Electrical means of production for hazardous areas
flammable dusts.
This product has the CE indicator to confirm that all relevant
guidelines are fulfilled.
ECOM Rolf Nied GmbH
Assamstadt, November 2001
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12. EC-Certificate of conformity
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ecom instruments GmbH
Industriestr. 2
D-97959 Assamstadt
Tel.: + 49 (0) 62 94 / 42 24-0
Fax: + 49 (0) 62 94 / 42 24-90
E-Mail: [email protected]
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