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Model 2240

 

 

IMPORTANT:  SEE CRITICAL SAFETY INFORMATION

ON PAGES 1-4

 

Portable Handheld 

Hydrogen Leak Detector

 

Model Number

 

2240

Customer Support

 

1-

626

-

934

-

1673

 

DEFAULT INSTRUMENT SETTINGS 

Alarm Setting

 

2% Hydrogen

 

Analog Full Scale  2% Hydrogen 

Analog Format  0-5 Volts and 4-20 mA 

Manual copyright 2004 

Teledyne

,  

Instrument software copyright 2004 

Teledyne

, 

Wide Range Sensor® protected under US patent number 5,279,795 

 

Page 2 of 26 

M2240

 R0 

 

 

i.  IMPORTANT NOTICES 

 

READ THIS INSTRUCTION 

MANUAL BEFORE OPERATING OR 

SERVICING YOUR 

2240

 

HYDROGEN-SPECIFIC SENSING 

INSTRUMENT!! 

 

1)

 

HYDROGEN IS FLAMMABLE AT 4% IN 
AIR.  
 

2)

 

BEWARE OF THE DANGER OF 
APPROACHING THE FLAMMABLE 
LIMIT OF HYDROGEN IN AIR!  TAKE 

2240

 INDICATIONS SERIOUSLY AND BE 
PREPARED TO TAKE ACTION TO 
ELIMINATE THE DANGER.  THERE IS A 
HIGH PROBABILITY OF HAZARD TO 
PUBLIC AND PERSONAL SAFETY!    
IMMEDIATELY VACATE THE PREMISES 
AND INFORM LOCAL EMERGENCY 
RESPONSE PERSONNEL!    
 

3)  TO PREVENT DAMAGE TO THE 

2240

 SENSOR ELEMENT, NEVER 
OPERATE THE UNIT IN A CONDENSING 
ATMOSPHERE, TOUCH THE SENSING 
ELEMENT, OR POWER DOWN 

2240

 

BEFORE OPERATING IT IN A BENIGN 

Содержание 2240

Страница 1: ...ORTANT NOTICES READ THIS INSTRUCTION MANUAL BEFORE OPERATING OR SERVICING YOUR 2240 HYDROGEN SPECIFIC SENSING INSTRUMENT 1 HYDROGEN IS FLAMMABLE AT 4 IN AIR 2 BEWARE OF THE DANGER OF APPROACHING THE FLAMMABLE LIMIT OF HYDROGEN IN AIR TAKE 2240 INDICATIONS SERIOUSLY AND BE PREPARED TO TAKE ACTION TO ELIMINATE THE DANGER THERE IS A HIGH PROBABILITY OF HAZARD TO PUBLIC AND PERSONAL SAFETY IMMEDIATELY...

Страница 2: ... Teledyne s sole obligation under this warranty is to either i repair the Product ii replace the Product or iii issue a credit for the purchase price for such Product the particular remedy to be determined by Teledyne on a case by case basis Limitation of Warranty THE ABOVE IS A LIMITED WARRANTY AS IT IS THE ONLY WARRANTY MADE BY TELEDYNE TELEDYNE MAKES NO OTHER WARRANTY EXPRESS OR IMPLIED AND EXP...

Страница 3: ... a variable resistor in the presence of hydrogen The change in resistance is used to generate a signal that is proportional to the hydrogen concentration This device is used to sense hydrogen from 10 000 ppm to 100 The 2240 interprets the signals from both devices and displays an approximate hydrogen concentration to the operator NOTE The indicated concentration is an approximate value and should ...

Страница 4: ...y Life 6 hrs continuous use Atmospheric Pressure Influence As the 2240 is calibrated at standard sea level conditions hydrogen readings must be corrected for altitude To compensate for altitude variations multiply the instrument reading by the correction factor indicated in Figure 1 Example At an altitude of 800 m there is a correction factor of 1 10 A hydrogen reading of 1 5 will be corrected for...

Страница 5: ...erface 0 5 V and 4 20 mA Reference Figure 3 The analog output produces a signal proportional to the amount of hydrogen in air an indication of Warm Up Mode or an indication of Error Mode as determined by the operator selected format See section 5 Operator Interface Features LCD provides readable alphanumeric information on current readings and settings Tri colored green yellow red LED indicates in...

Страница 6: ...he Controller To attach the Sensor Module to the Wand Assembly Verify that power is OFF See section 5 Remove the Sensor Module from the Controller by pressing and holding down the release tab located on the back of the controller body The Sensor Module will unlatch Gently pull the Sensor Module away from the Controller body Position the Sensor Module above the Wand Assembly such that the release t...

Страница 7: ... resetting the unit Modes of Operation Initialization Mode A warm up self analysis mode that occurs automatically after power is turned on It lasts approximately five minutes The LCD displays a countdown to completion of the Initialization Mode Note the LCD displays Warm up and the LED is yellow indicating a non operating state During this time the system brings the Wide Range Sensor to operating ...

Страница 8: ... non operating state Turn off the system and verify that the Sensor Module and Wand Assembly if used are properly connected and firmly seated Check that the system is receiving sufficient power Ensure that the Battery is properly installed into the Controller Allow Batteries that have been in an extreme temperature to warm or cool to within 10 to 45 degrees C If the instrument continues to fail to...

Страница 9: ...ress the Mode button to select the digit to change Press the Enter key to set the displayed number into memory and return to the Configuration Mode 0 5 Volt Config abbreviation for 0 to 5 V Analog Output Configuration Mode Press the Enter button when 0 5 Volt Config is displayed The default setting of 0 5 Volt is displayed Press the Scroll buttons to view the available formats When the desired for...

Страница 10: ...0 hydrogen and 2 5 V 2 hydrogen For example using the 4 20 mA Analog Output the operator chooses 20 mA to indicate 10 hydrogen in air This results in 20 mA 10 hydrogen 4 mA 0 hydrogen and 12 mA 5 hydrogen Use the Scroll buttons to increase or decrease the percent value Use the Mode button to change the digit affected by the scroll buttons Press the Enter key to set the displayed number into memory...

Страница 11: ...is rising in an enclosed building where there typically is a layer of warmer air near the ceiling the hot air near the ceiling will have a lower density and may act to retard the hydrogen from continuing to rise as rapidly in lower layers of air Thus sensing hydrogen near ceiling areas with high temperatures present may not be as effective Low temperatures can also affect the behavior of hydrogen ...

Страница 12: ...e DC output plug into the socket on the Battery Charger Plug the power cord into an appropriate AC outlet The charging status lamp s will flash yellow then turn off Plug the battery or two batteries with optional Dual Bay Battery Charger into the pocket of the Battery Charger Make sure the battery is oriented properly and firmly seated down onto the connector blades batteries installed backwards w...

Страница 13: ...a battery that is outside the temperature range of 10 to 45 C The yellow lamp will illuminate and remain illuminated as long as the battery temperature is outside this range An error indication flashing red light will be given if the battery terminals are shorted or if the battery fails to properly take a charge In Case of a Problem If the Battery Charger does not function as expected check the fo...

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