ExTox ET-4D2-24 Instruction Manual Download Page 3

Instruction Manual 
ExTox IMC-8/-4 

 

BA_IMC-8_-4_e_2019-12-17.docx  

Page 3 of 22 

 

Content 
1

 

Introduction 

4

 

2

 

Features of the Integral Measuring Concepts (IMC) 

5

 

3

 

Indications and Facilities 

7

 

4

 

Configuration 

7

 

5

 

Description 

8

 

5.1

 

Type IMC 

8

 

5.1.1

 

Functions 

8

 

5.1.2

 

Parameter Settings 

8

 

5.1.3

 

Pre-configured Relays and Digital Inputs 

9

 

5.1.4

 

Calibration and Adjustment 

9

 

5.2

 

Type Biogas 

10

 

5.2.1

 

Functions 

10

 

5.2.2

 

Parameter Settings 

10

 

5.2.3

 

Pre-configured Relays and Digital Inputs 

11

 

5.2.4

 

Calibration and Adjustment 

12

 

5.2.5

 

Switching between Measuring Points (Option) 

13

 

5.3

 

Type KAT 

15

 

5.3.1

 

Functions 

15

 

5.3.2

 

Calibration and Adjustment 

16

 

5.4

 

Type M 

17

 

5.4.1

 

Description 

17

 

5.4.2

 

Replacement of a Transmitter Module 

17

 

6

 

Operation of the IMC 

18

 

6.1

 

Flow rate monitoring 

18

 

6.1.1

 

Types with DDL-Module 3.0 (Art. 940285) and 2.0 (Art. 940178) 

18

 

6.1.2

 

Types with Flow-Meter (Art. 940025) 

18

 

6.2

 

Housing Fans 

19

 

6.3

 

Condensate Trap incl. Hose Pump 

19

 

6.4

 

Measured Gas Cooler incl. Automatic Removal of Condensate 

19

 

6.5

 

Flame Arrestor 

19

 

6.6

 

Enclosures Heating with Thermostat Control 

19

 

6.7

 

Data Logger, Data Interfaces, Customer Specific Modifcations 

19

 

7

 

Application Hints 

20

 

8

 

Installation 

20

 

8.1

 

Mechanical Installation 

20

 

8.2

 

Connection to the Process 

21

 

8.3

 

Electrical Installation 

21

 

9

 

Maintenance of Gas Detection Systems 

22

 

10

 

Spares, Expendables, Options 

22

 

11

 

Technical Data, EC-Declaration of Conformity 

22

 

 

Summary of Contents for ET-4D2-24

Page 1: ...Instruction Manual ExTox Integral Measuring Concepts IMC 8 and IMC 4...

Page 2: ...trial application The Integral Measuring Concepts serve for monitoring gas concentrations in sealed off processes or not accessible areas The IMC Series combines all necessary components in one compac...

Page 3: ...5 3 2 Calibration and Adjustment 16 5 4 Type M 17 5 4 1 Description 17 5 4 2 Replacement of a Transmitter Module 17 6 Operation of the IMC 18 6 1 Flow rate monitoring 18 6 1 1 Types with DDL Module 3...

Page 4: ...itten documentation and is on delivery attached Type specific data for each device should be taken from a corresponding separate and specific Data Sheet This Data Sheet forms consequently part of this...

Page 5: ...ntegrate controlling and monitoring of the components for sampling and preparation of measured gas The measuring channels which are not used for analysis can easily be taken for external trans mitters...

Page 6: ...easuring points temporally one after another Supplementation of switching between measuring points forms a cost saving alternative to using several IMC One single IMC performs the analysis one after a...

Page 7: ...rms and messages as well as keys is installed in the door of the wall mounted housing For description of the indications and facilities please see the Instruction Manual of the control unit In the sur...

Page 8: ...n the menu Channel Configuration by setting the Mode ON Status Monitoring The following status monitoring functions are integrated in this type Rotary speed monitoring of both housing fans Flow rate m...

Page 9: ...for switching between measured gas and test gas Digital input E2 Status signal flow rate only allocated in systems with Flow Meter see 6 1 2 Digital input E3 Status signal housing fans only allocated...

Page 10: ...during measuring phase Attention This means that reset will be pos sible in the next phase If necessary measurement can be started manually see above to reduce the waiting time on longer cycle times T...

Page 11: ...ith DDL Module see 6 1 1 Lower limit of flow rate monitoring in l h Under scale leads to system fault Standard setting 15 l h FLOW MAX 0 to 300 l h Only activated on systems with DDL Module see 6 1 1...

Page 12: ...ystem should not be calibrated you could leave the menu via Esc By means of Start the automatic calibration is started The analogue out puts keep the measured values of the last measurement Calibratio...

Page 13: ...valves which access the corresponding measuring line for measurement inside the IMC are driven by the control unit Via relay outputs the control unit signalises the measuring point for which the measu...

Page 14: ...alve for measuring point 4 activated Relay 9 closed Magnetic valve for measuring point 5 activated IMC 8 Relay 11 closed Magnetic valve for measuring point 6 activated IMC 8 Relays K12 K18 K19 K6 K7 K...

Page 15: ...witching between 4 measuring points OPTIONS M1 ON 1 H RS232 1 M2 ON 1 H FLOW MIN 15 l h M3 ON 1 H FLOW MAX 300 l h M4 ON 2 L MAX CH 4 v ESC SAVE MAX CHANNEL indicates the number of measuring points he...

Page 16: ...cognized by the software and calibration menu is automatically extended CALIBRATION FLOW 31 l h F1 CAL H2S 0 3000 ppm F2 CAL H2S 0 100 ppm H2S HI H2S LO ESC In case calibration is started with F1 H2S...

Page 17: ...l get a Replacement Transmitter Module Art 295xxx on which all wear parts have been replaced The module has been checked completely and adjusted It has the same warranty as for a new module In case yo...

Page 18: ...every second In case the serial data link between control unit and DDL Module is interrupted for more than 15 s the message COMERROR is issued A fault of control unit is indicated at the control unit...

Page 19: ...midification is done by means of a Peltier cooler The temperature of measured gas is factory sided adjusted to 5 C and monitored During the warm up phase a fault message is issued until the cooler rea...

Page 20: ...bigger climatic fluctuations In general we do not recommend an installation outside as in principle measuring accuracy and lifetime are influenced in a negative way In case it is however necessary pl...

Page 21: ...efore the line gets into the IMC If necessary please contact your partner at ExTox Operation in most of the compositions of measured gas is reliably possible due to the construction of the IMC Only fo...

Page 22: ...O2 H2S3000 295008 Replacement Transmitter Module CH4 O2 H2S100 940006 Measured Gas Pump 940007 Condensate Trap 940010 Hose Pump 300 ml h 940011 Replacement Hose for hose pump 300 ml h 940021 Measured...

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