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ENMET

 Corporation

PO Box 979
Ann Arbor, MI 48106-0979

80002-031
06/03/96
Revised 

06/11/97

MCN-167, 09/20/00
MCN-176, 03/06/98
MCN-200, 09/04/98
MCN-204, 01/29/99
MCN-237,  09/21/00
MCN-274, 05/01/02
MCN-327, 02/03/05
MCN-332, 04/15/05

M

ED 

A

IR 

2000

Operation and Maintenance

Manual

Andersen Medical Gas
12 Place Lafi

fitte

Madisonville, LA 70447
https://www.TheMedicalGas.com
1-866-288-3783

Summary of Contents for MED AIR 2000

Page 1: ...MCN 167 09 20 00 MCN 176 03 06 98 MCN 200 09 04 98 MCN 204 01 29 99 MCN 237 09 21 00 MCN 274 05 01 02 MCN 327 02 03 05 MCN 332 04 15 05 MED AIR 2000 Operation and Maintenance Manual Andersen Medical...

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Page 3: ...peration Condition 8 4 2 Alarm Set Points 8 4 3 Alarm Latching 8 4 4 Audio Defeat 9 4 5 Display 9 4 6 Operational Menu 9 4 7 Fault Indications 10 4 7 1 Low Flow Indication 10 4 7 2 Other Fault Indicat...

Page 4: ...SPLAY 8 TABLE 4 FACTORY ALARM SET POINTS 8 FIGURE 5 MED AIR 2000 OPERATION MENU FLOW CHART 9 FIGURE 6 MED AIR 2000 MAINTENANCE MENU FLOW CHART 11 FIGURE 7 CONNECTION OF CALIBRATION GAS CYLINDER 13 TAB...

Page 5: ...ected verified and properly packaged at our company and delivered to the carrier in good condition When it was picked up by the carrier at ENMET it legally became your company s property If your shipm...

Page 6: ...ord A cord to supply 110 VAC to the equipment Not illustrated Audio Alarm A loud horn activated by certain alarm conditions Mounting Flanges Flanges with holes for mounting the enclosure to a vertical...

Page 7: ...put See note below Audio Alarm Flow Meter Strain Relief for Line Cord Fault LED SELECT Switch Power LED OPTION Switch ALARM ACKNOWLEDGE ALARM DEFEAT Switch Visual Alarm O2 If Oxygen option is installe...

Page 8: ...ld Housing The sample manifold the carbon monoxide and oxygen sensors are located under this small aluminum housing Not illustrated in figure 2 see Figure 8 2 4 Power Supply The power supply circuit i...

Page 9: ...rs Upright plumb and level vertical orientation of the instrument is necessary for proper operation Mount the instrument on an appropriate vertical surface using the mounting flanges provided Avoid ar...

Page 10: ...play The instrument may go into alarm briefly but the sensors stabilize quickly If the instrument persists in alarm acknowledge the alarm by pressing the ALARM ACKN AUDIO DEFEAT switch If alarm persis...

Page 11: ...trip in the positions given in Table 3 Table 3 Outputs for 4 20mA for S N 599 and below Position Channel Function Range 16 CO Ground 4 mA 0 ppm 17 CO 4 to 20 mA 20 mA 100 ppm 18 DP Ground 4 mA 100 F 1...

Page 12: ...is activated If the oxygen content of the sample air decreases below the deficiency alarm set point the associated red LED is lit the associated relay chances state and the audio alarm is activated If...

Page 13: ...concentration is given in per cent by volume When sample flow is reduced below a limit the display switches from Flow yes to Flow no or from Flow y to Flow n 4 6 Operational Menu The operational menu...

Page 14: ...nt 4 7 2 Other Fault Indications Other fault indications are associated with sensor zero and calibration activities and are described in the maintenance section 5 0 of this manual 4 8 Dew Point Sensor...

Page 15: ...u is accessed with the OPTION and SELECT switches The maintenance menu diagram is shown in Figure 6 Maintenance Menu Flow Chart From the operational display press the OPTION switch twice run MAINTENAN...

Page 16: ...which locks the correct digit in place and moves the cursor one digit to the right Continue this process until the four digit key is complete When a valid key is inserted in this manner the display is...

Page 17: ...tandard and is best avoided The best zero gas is a cylinder of 20 9 oxygen in nitrogen with no CO present This is available in the calibration kit listed in section 6 0 Pressing the OPTION switch at t...

Page 18: ...ph 5 1 2 above When this procedure is complete ATTACH SPAN GAS SPAN 20 is displayed to indicate that the correct span gas for this procedure is 20 ppm CO in a mixture of 20 9 oxygen in nitrogen Do Not...

Page 19: ...rated with calibrating the CO sensor and the span voltage is close to but not greater then 0 38V an adjustment may be capable of being made to extend the life of the sensor Follow the procedure foe ca...

Page 20: ...T switch to lock the digit in place and move the cursor one digit to the right When all four digits of the new key have been selected NEW XXXX is displayed Record the new key without it the maintenanc...

Page 21: ...ur hours before recalibrating When recalibrating it is not necessary to make a voltage adjustment 5 3 Humidifier Tube The humidifier tube is used to assure that the CO and oxygen sensors are not subje...

Page 22: ...ove Shorting Clip Figure 9 Manifold Figure 10 Location of Parts for Replacement Manifold Cover Humidifier Tube Humidifier Tube Flow Control Orifice Oxygen Sensor CO Voltage adjustment Potentiometer CO...

Page 23: ...1000 Fuse 1 0 Amp 5x20mm 67016 1106 Sensor Oxygen 67020 1200 Sensor CO for units S N 299 and below 67016 1204 Sensor CO for units S N 300 and above 73070 009 Orifice 73108 002 Humidifier Tube 03401 00...

Page 24: ...ET shall not be liable for any loss or damage caused by the improper use of the product The purchaser indemnifies and saves harmless the company with respect to any loss or damages that may arise thro...

Page 25: ...te the assessment of the degree of danger that he or she is exposed to Based upon knowledge of the effects of CO the Occupational Safety and Health Authority OSHA has set limits on exposure to CO in t...

Page 26: ...ENMET Corporation MED AIR 2000 22 Notes...

Page 27: ...processing delays ENMET charges a one hour minimum billing for all approved repairs with additional time billed to the closest tenth of an hour All instruments sent to ENMET are subject to a minimum 3...

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Page 29: ...___________ Your Phone _______________________ Your PO Reference Number _______________ Your FAX _______________________ Payment Terms T COD Check one T VISA MasterCard______________________ ________...

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