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12 

 

10 SAFETY 

INSTRUCTIONS

 

The converters series CP are in conformity with all essential 
requirements of all EC directives applicable to them: 

2014/30/EU Electromagnetic 

compatibility directive (EMC) 

2012/19/EU  

Waste electric and electronic equipment directive 
(WEEE).  

2011/65/EU  

Directive relating restriction of the use of certain 
hazardous substances in electrical and electronic 
equipment (ROHS).  

Equipment for hazardous areas:  

2014/34/EU Directive 

relating 

equipment and protective systems 

intended for use in potentially explosive 
atmospheres (ATEX). 

Declarations of conformity EC can be downloaded from the section “Download” of the 

Tecfluid S.A. website. www.tecfluid.com 

10.1 

Certificate of conformity TR CU (EAC marking) 

Tecfluid S.A. have subjected the converters series CP to a certification 
procedure according to the technical regulations of the Customs 
Union of the Eurasian Economic Union (EEU).   

This Certificate is an official document confirming the quality of production 
with the standards on the territory of the Customs Union, particularly regarding safety 
requirements and electromagnetic compatibility. 

11 

ADDITIONAL INSTRUCTIONS FOR THE ATEX VERSION 

This chapter only applies to equipment intended for use in explosive atmospheres. 

11.1 Flameproof 

enclosure 

These equipment conform with the directive 2014/34/EU (Equipment and protective systems 
intended for use in potentially explosive atmospheres) as indicated in the EC-type 
examination certificate LOM 14ATEX2006 X, LOM 14ATEX2008 X  and its marking. 

Given that this instrument belong to group II, it is intended for use in places likely to become 
endangered by explosive atmospheres, but not in mines. 

The category is 2GD, that is, it is intended for use in areas in which explosive atmospheres 
caused by mixtures of air and gases, vapours, mists or air/dust mixtures are likely to occur.  

11.1.1 Surface temperature 

Equipment is certificated as Exd IIC T6. 

The maximum possible surface temperature is 85ºC. 

WARNING: RISK OF IMPACT 

Because the housing is made of aluminium, the equipment must be installed and 
operated always in locations at low risk of impact. 

Содержание CP CH420 Series

Страница 1: ...R MI CH420 Rev 1 english version Series CP CP CH420 converters Instructions manual The art of measuring...

Страница 2: ...nd safety with no obligation to update this manual Make sure this manual goes to the end user Keep this manual in a place where you can nd it when you need it In case of loss ask for a new manual or d...

Страница 3: ...ALCULATIONS 9 7 HART COMMUNICATION 9 8 KEYBOARD LOCK AND WRITE PROTECT 10 9 TECHNICAL CHARACTERISTICS 10 9 1 Input characteristics 11 9 1 1 COVOL input characteristics 11 9 1 2 TM input characteristic...

Страница 4: ...the instrument will stay watertight The cable gland is for cables with outside diameters between 3 5 and 7 mm To connect the cables peel the outer insulation to free the inner cables It is recommende...

Страница 5: ...CP CH420L sensor connections are the following Terminal n COVOL TM 1 Common Ground 2 Live Live 3 Live For the CP CH420R the connection is made directly from the instrument to the terminals 1 and 2 re...

Страница 6: ...actor given on the label of the COVOL or TM To do this pressing the push button marked with the arrow pointing upwards the blinking digit will increase When it reaches nine it goes back to zero With t...

Страница 7: ...ond m3 cubic meters m minute ga US gallons h hour Totalized volume There are 3 possible volume units l litres m3 cubic meters ga gallons Note 1ga 3 785 litres With the working units chosen by pressing...

Страница 8: ...e lost The screen will return to the normal working model and the word PROG will light on the screen indicating this event To remove the word PROG from the display press any of the two PROG push butto...

Страница 9: ...onverter which speci es a k factor 1 985 and when we check the volume of a batch we nd that instead of having 100 litres as programmed we only have 95 litres 5 less we must apply the following correct...

Страница 10: ...g any changes in the con guration 9 TECHNICAL CHARACTERISTICS Power supply 2 wires by means of the loop current The instrument has a protection diode to avoid damage if the power supply is connected w...

Страница 11: ...is with the switching points situated at about 1 V 2 1 V If an open collector transistor is to be used as the switching element instead of a COVOL then the aforementioned parameters must be taken into...

Страница 12: ...of production with the standards on the territory of the Customs Union particularly regarding safety requirements and electromagnetic compatibility 11 ADDITIONAL INSTRUCTIONS FOR THE ATEX VERSION Thi...

Страница 13: ...the housing screw as shown in the gure Earthing screw 11 1 3 Maintenance NOTE Before any maintenance that involves opening the flameproof enclosure make sure there is no voltage in any of internal co...

Страница 14: ...14 12 DIMENSIONS All dimensions in mm...

Страница 15: ...15 All dimensions in mm...

Страница 16: ...bstances The devices sent for repair must enclose the corresponding form which can be lled in via website from the same After Sales section Warranty for repaired or replaced components applies 6 month...

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