Summary of Contents for METROTEC A15-N
- Page 1 METROTEC S yst ems fo r o xy gen mea su re men t A15-N Oxygen Sensor Type A15-N *** Version 1.7 ***...
- Page 2 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 • info@metrotec.de...
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Page 3: Table Of Contents
METROTEC Table of Contents SAFETY INSTRUCTIONS ... 4 ASSEMBLY ........11 Electrical ........ 11 INTRODUCTION ......5 Mechanical ......12 MEASUREMENT PRINCIPLE ... 6 OPTIONS ........12 CONSTRUCTION ......7 WIRING PLAN ......13 Sensor ........7 Converter module Z15 ..... 8 TECHNICAL DATA .... -
Page 4: Safety Instructions
METROTEC 1 Safety instructions Please read through this operating manual very carefully before in- & stalling and commissioning the unit. Incorrect utilisation will invalidate the guarantee! Correct functioning and the operating safety of the unit can only be guaranteed if the ambient conditions specified in the Specifications chapter are maintained. -
Page 5: Introduction
METROTEC 2 Introduction The oxygen monitor and its accessories were subjected to constant quality control and tests in the course of their construction. All locally applicable regulations and codes of practice should be complied with in the course of their installa- tion and use. -
Page 6: Measurement Principle
METROTEC 3 Measurement principle The Type A15 Oxygen Measurement Unit is designed to process signals from a stabilized zir- conium oxide sensor. Zirconium oxide is a ceramic material, also characterized as a solid- state electrolyte, that has outstanding properties as an oxygen-ion conductor at high tempera- tures. -
Page 7: Construction
METROTEC 4 Construction 4.1 Sensor Sensor A15-N The sensor is contained in a stainless steel body that is mounted in a cast aluminium housing with a connection socket to provide for its connection to the converter module. Although the sensor can be fitted in any attitude, it is preferable for it to be fitted vertically with the connection head above. -
Page 8: Converter Module Z15
A15-N to provide for the heating power and data transmission, another for the cable that connects it to the measurement electronics. The permanently connected power cable has to be connected to a power socket or be permanently connected to a power supply. -
Page 9: Converter Module Z15-L/-Lp
The converter module Z15-L/-LP is housed in a diecast aluminium housing that is provided with lugs to facilitate wall mounting. The module is provided with a connector socket for the cable that connects it with the A15-N sensor to provide for heating power and data transmis- sion. -
Page 10: Converter Module U15
The module is provided with a connector socket for the cable that connects it with the A15-N sensor to provide for heating power and data transmission. The permanently connected power cable has to be connected to a power socket or be perma- nently connected to a power supply. -
Page 11: Assembly
METROTEC 5 Assembly 5.1 Electrical Connections to the A15-N sensor with converter module Z15 Connections to the A15-N sensor with converter module U15... -
Page 12: Mechanical
1% and so a version is offered in which the 0 - 20 mA output covers a range of 0 - 2% oxygen. This option can only be achieved through modifications made by Metrotec. -
Page 13: Wiring Plan
METROTEC 7 Wiring plan Sensor A15-N Pin 1 Sensor - Pin 2 Sensor + Pin 3 Heating Pin 4 Heating Converter module Z15; cable to sensor Male connector half Pins Pin 1 Heating Pin 2 Heating Pin 3 Sensor +... -
Page 14: Technical Data
METROTEC 8 Technical Data Sensor A15-N Measurement range 100% to 10 Exp. -31 bar O 2 Ambient temperature -10 to 70 degrees Celsius Measurement accuracy plus/minus 1 mV of sensor EMF Heating up time for sensor approx. 5 minutes Time taken for measurement approx. - Page 15 METROTEC Converter module U15 Ambient temperature 10 to 45 degrees Celsius Power supply 230 V, 50 Hz Power approx.50 VA Weight approx. 2,0 kg Dimensions excluding mounting lugs HxWxD 110x170x80 mm Space needed for mounting 170x80 mm Output 0/4 bis 20 mA...
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