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UNI 321

Maintenance-Free

Single Gas Detectors

User’s Guide

Ver 1.3
September 2020

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Summary of Contents for UNI 321

Page 1: ...UNI 321 Maintenance Free Single Gas Detectors User s Guide Ver 1 3 September 2020...

Page 2: ...peration 4 Turning the Unit On 4 Warm up Sequence 4 Remaining Time Display 4 Alarms 4 Configuration Mode 6 Entering and Exiting Configuration Mode 6 Zero fresh air Calibration 6 Set High and Low Alarm...

Page 3: ...nnue comme non dangereuse Utilisez uniquement la batterie au lithium de mPower pi ce No M500 0001 000 1 17 02 0002 3 6V 2700mAH taille AA ou celle de EVE nergie Cie Lt pi ce No ER14505 Cet instrument...

Page 4: ...nction 4 OK Accept menu entry Unit status indicator 5 Gas concentration unit for alarm setting display 6 Remaining operating time Months Days Hours 7 Low battery warning Normal Operation Normal operat...

Page 5: ...s Daily Alarm Test Flashing Before each day s use the question mark will be flashing to remind the user to press the Left OK Key once to test the function of the audio visual and vibration alarms WARN...

Page 6: ...the Docking Box or CaliCase it will alternately display and the remaining run time once per second Bump Due Alarm For Service Use Only If the Bump Due setting is enabled and the due date has passed th...

Page 7: ...fresh air Calibration Zero Air calibration is to set the base line for the sensor It is done in fresh air or other source known to be free of detectable gas For an O2 unit zeroing sets the value to 2...

Page 8: ...h of the four screws 3 Remove the top cover after carefully unplugging the buzzer connector 4 Peel a filter from the sheet and center it over the sensor Gently press down 5 Re connect in the buzzer co...

Page 9: ...rm events display on unit or download using mPower Suite software Response time t90 20 seconds for most sensors See TA 4 for details IP Rating IP67 EMI RFI Compliant with EMC 2004 108 EC Intrinsic Saf...

Page 10: ...ge ppm Resolution ppm Span ppm Low ppm High ppm Panel Ring T90 s CO 0 500 1 50 35 200 Red 20 H2S 0 100 0 1 25 10 20 Light Blue 20 Sensor Range Resolution Span Low High Panel Ring T90 s O2 0 30 0 1 0 0...

Page 11: ...hes per second Over range Buzzer 3 beeps per second LED 3 flashes per second 1 vibration per second OVER and 500 1 flash per second Daily Alarm Check needed or Bump Due alarm 2 flashes per second Bump...

Page 12: ...zzer 1 beep per second LED 1 flash per second SEN Err 1 flash per second Troubleshooting Problem Possible reason Solution Cannot turn on unit Depleted or defective battery Call authorized service cent...

Page 13: ...UNI 321 User s Guide 12 mPower Electronics Inc 3046 Scott Boulevard Santa Clara CA 95054 Phone 408 320 1266 Fax 669 342 7077 info mpowerinc com www mpowerinc com...

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