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Guardian™ Jr. Airflow Monitor

 

 
 
 

Models 

Applies primarily to older Models 4865000, 4865001 
Some operation and troubleshooting information applies for newer 97432 Series 
See separate Instruction Sheets for installation on newer 97432 Series 

 
 
 
 
 
 
 

 
 
 
 

Содержание Guardian Jr. 4865000

Страница 1: ...low Monitor Models Applies primarily to older Models 4865000 4865001 Some operation and troubleshooting information applies for newer 97432 Series See separate Instruction Sheets for installation on newer 97432 Series ...

Страница 2: ... of 7 30 a m and 5 30 p m Central Standard Time Part 4861400 Rev J ECO L427 Warranty Labconco Corporation provides a warranty to the original buyer for the repair or replacement of parts and reasonable labor as a result of normal and proper use of the equipment with compatible chemicals Broken glassware and maintenance items such as filters gaskets light bulbs finishes and lubrication are not warr...

Страница 3: ...7 and 70 Fume Hoods 7 Perchloric Acid Hoods 8 Radioisotope Hoods 8 Initial Adjustment Setup 9 Installation Drawings 10 CHAPTER 3 NORMAL OPERATIONS 12 Alarm Activation 12 Alarm Test 12 CHAPTER 4 ELECTRICAL WIRING DIAGRAMS 13 Remote Blower Hoods 115V 13 8 Remote Blower Hoods 117V 14 8 External Blower Hoods 230V 15 4 5 6 Integral Blower Hoods 115V 16 Integral Blower Hoods 230V 50Hz 17 Basic 47 70 Hoo...

Страница 4: ......

Страница 5: ...sit Do not discard the carton or packing material until all components have been checked against the following component list and the equipment has been installed and tested As shipped the carton should contain the following Model 4865000 Guardian Jr Airflow Monitor 115V 50 60 Hz Qty Part Number Description 1 4854900 Alarm Module 1 4860600 Power Supply Assembly 115V 2 1885608 Machine Screw 632 x B...

Страница 6: ...1 3605201 Wire Assembly White 50 long 2 1346800 Base Wire Tie 2 1342300 Tie Cable General Description The Guardian Jr Airflow Monitor is designed to continuously monitor airflow through fume hoods This permanently installed device provides both visual and audible alarms to alert the user of abnormal airflow conditions A green light on the front of the monitor indicates normal flow conditions When ...

Страница 7: ...w Monitor is designed for operation on all new non explosion proof remote and integral style Protector Fume Hoods It is also set up for operation for both the new Basic 47 and 70 inch style fume hoods The monitor itself is available both as a field installed kit or a factory installed option ...

Страница 8: ...icates normal flow conditions 3 Alarm Indicator This red light is activated approximately 6 seconds after the low flow set point is reached 4 Test Reset Button If no alarm is present this button will cause the red lamp to light and the audible alarm to sound If an alarm is present the button will silence the audible alarm 5 Adjustment for Alarm Set Point This potentiometer is used to set the low f...

Страница 9: ...Basic 47 or Basic 70 inch hood you would need to remove the right side access panel on the hood to gain access in removing the blank outlet cover plate 2 Reinstate the corner cover panel to the hood using the screws that were removed in Step 1 3 On the Protector Fume Hoods only attach the molded rubber elbow connector directly to the back port connection on the alarm module assembly 4 Thread the g...

Страница 10: ...open end of the vinyl tubing and position the probe in the 3 8 diameter hole drilled in Step 2 Place the end of the airflow hose with the nozzle inside the hose near the exhaust duct as the nozzle helps regulate airflow properly RTV the probe in position to complete your installation 4 Locate caution label directly above the alarm on the appropriate corner cover Electrical Connections 1 Note the s...

Страница 11: ...blue wire part of 48611 to the original blower switch terminal Locate the white wire on the blower switch which is adjacent to the blue wire just connected above Disconnect this white wire from the blower switch terminal and connect to the brown wire in wiring harness 48611 Reconnect the remaining terminal on this brown wire to the blower switch terminal where the white wire was originally removed...

Страница 12: ...o the brown wire of harness 48611 Reconnect the remaining terminal on this brown wire to the blower switch terminal where the white wire was originally removed Perchloric Acid Hoods Locate the black wire which is tied to wiring harness 48610 Cut the tie and discard the black wire which features 3 terminals as it is not required Locate the white wire in wiring harness 48610 Connect the terminal of ...

Страница 13: ... has been connected 3 Determine the low flow set point for your monitor This is the value where the monitor will first indicate a low flow condition The red light will be on for this value Refer to your industrial hygiene officer for the proper low flow set point 4 Adjust your fume hood airflow to the low flow set point as been previously determined 5 Using a properly calibrated thermoanemometer d...

Страница 14: ...Chapter 2 Installation Product Service 1 800 522 7658 10 ...

Страница 15: ...Chapter 2 Installation Product Service 1 800 522 7658 11 ...

Страница 16: ...n is detected To temporarily mute the audible alarm press and release the test reset button NOTE After an alarm condition has been detected the red light will stay on The audible alarm will remain muted until airflow returns to normal levels Alarm Test When no alarm is present the alarm can be tested by pressing the test reset button While the button is pressed the alarm light and audible alarm wi...

Страница 17: ...Product Service 1 800 522 7658 13 C Ch ha ap pt te er r 4 4 E El le ec ct tr ri ic ca al l W Wi ir ri in ng g D Di ia ag gr ra am ms s ...

Страница 18: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 14 ...

Страница 19: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 15 ...

Страница 20: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 16 ...

Страница 21: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 17 ...

Страница 22: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 18 ...

Страница 23: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 19 ...

Страница 24: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 20 ...

Страница 25: ...Chapter 4 Electrical Wiring Diagrams Product Service 1 800 522 7658 21 ...

Страница 26: ...r speed has changed Performance traverse to verify that the calibration has not changed Check blower speed adjust if required Check calibration using traverse technique recalibrate monitor as instructed if required Audible Disable Will Not Stay On An alarm condition must be continuously present before the audible alarm can be silenced If flow conditions fluctuate near the alarm set point the alarm...

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