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METROTEC

Declaration of Conformity

for

Oxygen measurement and control unit

GSM-V6

This device has been designed for industrial purposes in accordance with:

EN 61000-6-4
EN 61000-6-2

It is compliant with the directives:

EMC Directive: 2014/30/EU

Low Voltage Directive: 2014/35/EU

RoHs: 2011/65/EU

This device complies with following standards:

EN 61010-1

EN 61000-6-4
EN 61000-6-2

EN 63000

Description of measures taken to assure compliance:

Quality management system DIN EN ISO 9001:2015, No. 12 100 27736 TMS

This declaration becomes invalid if changes are made without

our consent.

Kirchheim/Teck, 07.10.2019

Place, Date

                                                                                                                                               Signature

© 2019 METROTEC GmbH

Heinkelstraße 12 • D-73230 Kirchheim

Telefon 07021/95336-0 • Fax 07021/95336-13

www.metrotec.eu • [email protected]

Содержание GSM

Страница 1: ...Oxygen measurement and control unit Typ GSM Version 2 1 METROTEC Systems for oxygen measurement GSM V6 ...

Страница 2: ...U RoHs 2011 65 EU This device complies with following standards EN 61010 1 EN 61000 6 4 EN 61000 6 2 EN 63000 Description of measures taken to assure compliance Quality management system DIN EN ISO 9001 2015 No 12 100 27736 TMS This declaration becomes invalid if changes are made without our consent Kirchheim Teck 07 10 2019 Place Date Signature 2019 METROTEC GmbH Heinkelstraße 12 D 73230 Kirchhei...

Страница 3: ...5 4 5 Filter system arrangement 12 5 5 Switching off the measurement unit 12 6 OPERATION 13 7 CONFIGURATION 17 7 1 Enablement of Configuration 17 7 2 Displayed values 18 7 3 Process parameters 19 7 4 mA outputs 19 7 5 Alarm output 21 7 6 Control output 21 7 7 Scaling of the trend graphs 22 8 OPTIONS 22 8 1 Dew point 22 8 2 Lambda 23 8 3 CO 23 8 4 Calculated oxygen value 23 9 INTERFACES 24 9 1 Anal...

Страница 4: ... ensure that the power supplies concur with the details listed on the nameplate All of the covers needed to ensure that the unit cannot be touched when operating must always be fitted You must consider the effects of the overall operation and take the neces sary precautions if the unit will be linked up with other equipment and or devices before you switch on Parts and surfaces will occasionally b...

Страница 5: ...he occurance of leakage corrosion condensation etc damage could be done to the equipment and incorrect measurement results be indicated and so it is essential that all parts of equipment be regularly serviced The oxygen sensor and its accessories are subjected to thorough quality control in accordance with DIN ISO 9001 in the course of their manufacture and testing They must only be installated an...

Страница 6: ...se oxygen content is to be measured The mechanical construc tion of the sensor prevents contact between the two gases so that there is no risk of their being intermixed Depending on the application concerned heated or unheated sensors are used Un heated sensors are generally used in furnaces while heated sensors are used for ap plications where the gas to be measured is at a temperature of less th...

Страница 7: ...outputs and in the setting of parameters 3 3 Sensor The sensor of Type A04 is built into the front panel It includes the actual measurement ele ment of platinum plated zinc oxide the heating element needed to heat up the measurement element to the minimum temperature of 700 degrees Celsius and the thermocouple needed to detect the exact temperature at all times The front panel also carries a bypas...

Страница 8: ...e graphic display provides for the display of measured values data time graphs and mes sages 4 2 Description of the sensor 1 Gas outlet 2 Flow meter 3 Bypass valve 4 Pump power 5 Gas inlet When the power supply to the measurement unit is switched on the sensor is heated for a pe riod of 10 25 minutes to bring it up to the required minimum temperature NOTE During the heating up period the unit does...

Страница 9: ...flow meter and should never be al lowed to exceed the range of the flow meter this is a point of particular importance when the gas comes from a gas cylinder An excessive rate of flow could result in the destruction of the sensor The rate of flow can be set with the aid of the bypass valve and of the potentiometer that ad justs the delivery of the gas pump When the bypass valve is fully open the f...

Страница 10: ...METROTEC 10 4 3 Sketch of the ducting system ...

Страница 11: ... that may call for measurement but it is generally necessary for the gas to be free of dust and condensate and of any component that could suffer condensation Such components could block the gas passasges in the sensor result in it being damaged 5 4 2 Hot process gases If it is required to measure the properties of hot gases the gas is withdrawn from the process and subjected to suitable treatment...

Страница 12: ... of particles with a grain size exceeding 25 m 6 It is advantageous for this filter to be equipped to close off the gas flow immediately in the event of any liquid being applied to it s filter element 5 5 Switching off the measurement unit It is preferable for the unit to be kept in continuous operation As the sensor then remains heated there is less risk of it suffering the presence of condensati...

Страница 13: ...mber and the title or an outstanding fault message Beneath the line there is either a graph or a 6 line text The keypad has five components Þ On the extreme left there is a rubber cap that is only removed to allow access to the socket beneath to which the communication cable is connected when it is required to install a new program Þ The adjacent key provides for switching between manual and autom...

Страница 14: ... Pressing the right hand key causes the display to jump to the page selection list and then the cursor bar can be moved to the line bearing the required page title When this no longer illu minated page title is confirmed by pressing the right hand key the page concerned is dis played An opened page can be closed again by pressing the right hand key A window opens for any inputs Like below example ...

Страница 15: ...METROTEC 15 ...

Страница 16: ...METROTEC 16 ...

Страница 17: ... CODE in the page selection table 2 Press the key on the extreme right 3 Keep pressing an arrow key until the NUMBER line is no longer backlighted 4 Press the right hand key A input mask will open 5 Press the right hand key Press the right hand key until your specific code which was 1 on delivers is displayed 6 Once the required code is displayed press the right hand key once more to confirm the e...

Страница 18: ...rations is enabled for only a limited period 90 seconds If more time is needed then it will be necessary to repeat the steps needed t overcome the disa blement code 7 2 Displayed values For the calculation of lambda and dew point it is necessary to enter characteristic values as al so detailed under Options ...

Страница 19: ...of the arrow keys The cursor beam is then positioned against the value concerned and the entry is confirmed by pressing the right hand key The displayed value can be increased or decreased to cause the new required value to be displayed Once this is achieved it is confirmed by pressing the right hand key and the new value is thus stored in the memory Filter 0 0 means that no filter is active Fluct...

Страница 20: ...inear values always extend from 0 to LINmax and that with logarithmic values the LOGmax value must always be greater than LOGmin A choice has to be made between four possibilities The figure W has to be set accordingly End values have also to be set for 0 and for 20 mA This is done by defining an end point within the total physical range for 0 100 parts indicated in the table below within which a ...

Страница 21: ...cal output is to be a relay or a semiconductor 7 6 Control output It has also to e defined whether the physical control output is to be a relay or a semiconductor If the alarm output is a relay then the control output is a semiconductor and if the alarm output is a semiconductor then the control output is a relay ...

Страница 22: ...applications it is required that the dew point in degrees Celsius be calculated This is frequently the case where nitrogen hydrogen mixtures are concerned The dew point is de termined by comparing the measured O2 value with that of a standard hydrogen percentage who s value has to be entered under Parameters Note Calculation of dew point is a mathematical function If there is a change in the hydro...

Страница 23: ... is necessary for a characteristic value to be entered in the Param eter menu Note Calculation of dew point is a mathematical function If the C H value changes or is not present then the lambda value can no longer be calculated correctly 8 3 CO The CO value is derived from the lambda function see note under lambda 8 4 Calculated oxygen value The calculated oxygen value O2B of a nitrogen hydrogen m...

Страница 24: ...active at the same time A change to 4 20 mA can be effected by the user 9 2 Digital interfaces 9 2 1 Standard interfaces There are two relays either of which can be defined as either a control output or as an alarm output There are also two semiconductor outputs which can be defined as an alarm or as a control output ...

Страница 25: ...rear site between the connector block To define the interface it first must be entered at Lockout the code 5 in line Comm Then skip to the definition page with 2 times pressing the Esc button Following the interface parameters like type address and baurate can be defined ...

Страница 26: ...alue for C2 3 O2 4 Log O2 5 ppm O2 6 Tp 7 O2 red 8 Temperature 9 Alarm Whereat alert 1 faultless 2 collective message 3 range overstepping 4 collective message and range overstepping EOT Adr Adr C1 C2 C3 C4 C5 C6 ENQ EOT 0 1 0 0 0 0 1 0 ENQ 04 30 31 30 33 2C 30 30 31 2C 30 05 Response STX C1 C2 1 Wert EOT STX 0 1 Wert EOT 04 30 34 3D HEX Wert 05 ...

Страница 27: ...urement value O2 01 03 80 A4 00 02 AC 2B log O2 01 03 80 A6 00 02 0D E8 ppm O2 01 03 80 A8 00 02 6C 2B TP 01 03 80 AA 00 02 CD EB O2red 01 03 80 AC 00 02 2D EA Temperature 01 03 80 AE 00 02 8C 2A Alarm 01 03 80 B0 00 02 EC 2C All values 01 03 80 A4 00 0E AC 2D Excample for the request Temperature 01 03 80 AE 00 02 8C 2A Excample answer 1760 00 Temperature 01 03 04 44 DC 00 00 2F 39 4Byte Byte1 Byt...

Страница 28: ... the connector block Connection to network is done by standard cables To define the interface it first must be entered at Lockout the code 5 in line Comm Then skip to the definition page with 2 times pressing the Esc button Following the interface parameters like type address can be defined ...

Страница 29: ... Length Unit ID FCode Data Example 0005 0000 0006 01 010380A4 000E 10 Special features 10 1 Correction factors There is one additive and one multiplicative correction factor These can be applied as a cor rection to the EMF value determined by the sensor and thus to the measured value that is dis played It may be necessary to amend these factors in the course of calibration The necessary entry is d...

Страница 30: ...tor of between 0 and 200 This attenuation factor has an integration effect on the oxygen value The necessary entry is detailed under Configuration Process parameters 10 3 Oxygen controller The required value is entered as the logarithmic oxygen partial pressure The necessary entry is detailed under Configuration Process parameters ...

Страница 31: ...his page there is provision for programming a new access code Caution Not even the supplier can decipher an access code that has been forgotten THE PROBLEM CAN ONLY BE SOLVED BY ENTERING COMPLETELY NEW SOFTWARE 10 5 Function of the clock First line displays the time The time hasn t any function inside of the program If the time should be adjusted it should be done like described for the interface ...

Страница 32: ...n directive 89 336EWG and complies with the following standards Interference transmission EN 61000 6 2 Immunity from interference EN 61000 6 4 The device can be used without restriction in res idential and industrial surroundings Power supply 230 Volt AC Heating power approx 200 VA Control power approx 40 VA Temperature of the measurement cell 700 o C Temperature detection element Thermocouple Pt ...

Страница 33: ...dard Option Option PIN 9 pin DSUB mA 9 pin DSUB I O 9 pin DSUB RS 485 Ethernet Plug unit female male female RJ45 female 1 Output 3 Alarm c 2 Oxygen linear nc 3 Oxygen logarithm no Data B 4 5 GND 6 Output 3 Controller Alarm c GND 7 Oxygen linear nc 8 no Data A 9 Oxygen logarithm Plug for unit male female male RJ45 male 6 5 4 3 2 1 ...

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