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Installation and Operating
Manual

MX 15

SINGLE CHANNEL

CONTROLLER

Part Number: NPM15GB
Revision: C.0

The Fixed Gas Detection Experts

Содержание MX15

Страница 1: ...Installation and Operating Manual MX 15 SINGLE CHANNEL CONTROLLER Part Number NPM15GB Revision C 0 The Fixed Gas Detection Experts...

Страница 2: ...in whole or in part without the express written consent of Oldham is strictly prohibited The information contained within this manual is true and correct to the best of our knowledge Due to ongoing r...

Страница 3: ...oller 3 View Front 3 View Internal 4 View Rear 5 Chapter 3 Installation and wiring 7 Mounting the controller 7 Wiring 7 Chapter 4 Operating instructions 13 Display indications for start up 13 Channel...

Страница 4: ...er 8 Particular Specifications 25 Specifications for mechanical and electrical installations in Explosive Zones 25 Metrological specifications 25 Connecting detectors other than Oldham detectors to th...

Страница 5: ...hat may result from the reading of this manual Although every effort is made to ensure accuracy this manual may contain unintentional technical inaccuracies On behalf of its clients Oldham reserves th...

Страница 6: ...el that has peeled off or become illegible The meanings of these labels are explained below Installation and electric connections should be performed by a qualified professional according to Oldham s...

Страница 7: ...and compared to the alarm thresholds In the event that the measurement exceeds the threshold the controller activates the relays which can control external components View Front The MX 15 controller...

Страница 8: ...ngs 16 17 K Zero adjustment 16 17 L Configuration jumper J17 for Fault relay NC Fault relay contact closed in alarm mode NO Fault relay contact open when not in alarm mode 9 M Configuration jumper J19...

Страница 9: ...2 General Introduction 5 View Rear Figure 3 Rear view Ref Function See page A Mounting rail DIN format B Fixing the enclosure to the rail C Stop for removal of the enclosure pull downward to release...

Страница 10: ...6 MX 15 Instruction Manual...

Страница 11: ...e 23 The unit s access panel should be forward facing so that settings monitoring and wiring can be easily accessed Figure 4 Dimensions of the controller Wiring Also refer to the Particular Specificat...

Страница 12: ...breaker with a nominal current of 0 5 A The response curve must be type D Power supply 230 V AC Protection is provided by fuse F7 Figure 2 ref C The sector power supply must be wired to the two termi...

Страница 13: ...ecurity available on request and voltage free REL1 terminals correspond to the REL1 relay contacts alarm 1 REL2 terminals correspond to the REL2 relay contacts alarm 2 The relay contacts can be used n...

Страница 14: ...15 controller and two OLCT 10 sensors for detection of the same toxic gas maximum 5 sensors Sector 230 VAC 0V DC 24 V DC Acknowledg ment button Relay contact output voltage free NO or NC depending on...

Страница 15: ...wiring 11 Figure 6 MX 15 controller and two type OLC 10 TWIN sensors Sector 230 VAC 0V DC 24 V DC Acknowledgment button Relay contact output voltage free NO or NC depending on the position of switche...

Страница 16: ...anual Figure 7 MX 15 controller and a 3 active wire EXPLO or TOXIC sensor Sector 230 VAC 0V DC 24 V DC Acknowledgment button Relay contact output voltage free NO or NC depending on the position of swi...

Страница 17: ...roller displays the measurement continuously It is possible to hide the measurement by pressing the and buttons on the keyboard together The MX 15 will then display OK To return to the measurement dis...

Страница 18: ...menu allows the user to program measurement channel configurations such as Start Stop blinking yellow LED Chemical symbol for the gas detected CH4 CO etc Unit of measure LIE ppm etc Measurement scale...

Страница 19: ...calibration mode Time delay in minutes and seconds upon exiting the Calibration menu blocking the relays Validation of the settings changed in this menu NO changes have not been implemented YES new p...

Страница 20: ...the procedures listed below Procedure for an explosive gas detector OLC 10 OLC 100 etc Ensure the TEST menu is confirmed see above Remove the access panel to the settings on the MX 15 faceplate to ac...

Страница 21: ...s on the transmitter For instructions on how to do this refer to the manual for the product in use Confirm the connection between the transmitter indicators zero and sensitivity and the controller ind...

Страница 22: ...18 MX 15 Instruction Manual...

Страница 23: ...commends regular testing of fixed gas detection installations This type of test consists of injecting a standard gas of sufficient concentration into the sensor to set off the pre adjusted alarms This...

Страница 24: ...ed low breaking capacity etc Please see the following paragraph Parts Description Reference 5x20 Fuse 250 V AC 630 mA T 6 154 627 5x20 Fuse 250 V AC 100 mA T 6 154 734 Complete electrical panel 6 451...

Страница 25: ...6 Declaration of Conformity 21 Chapter 6 Declaration of Conformity...

Страница 26: ...7 Technical specifications 22...

Страница 27: ...umption 16 VA Connections Type spring terminal Cable diameter 2 5 mm maximum Remote acknowledgment for 2 MX 15 short circuit terminals using a dry and voltage free exterior contact 2 meters maximum Me...

Страница 28: ...N detectors for the detection of methane butane propane in boiler rooms and LPG CNG or H2 in parking lots 1 OLCT 10 combustible gas detector for the detection of methane butane propane in boiler rooms...

Страница 29: ...tallations in Explosive Zones All installations must be in compliance with currently enforced standards notably standards EN 60079 14 and EN 60079 17 The MX 15 controller must not be subject to intens...

Страница 30: ...tector will be properly interpreted In addition the controller must provide sufficient supply voltage taking into account voltage drops in the cables Figure 9 Configuration transfer curve 0 to 100 LEL...

Страница 31: ...27...

Страница 32: ...g the details below UK Office Keison Products P O Box 2124 Chelmsford Essex CM1 3UP England Tel 44 0 330 088 0560 Fax 44 0 1245 808399 Email sales keison co uk Please note Product designs and specific...

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