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SCI PEM-HG, Quick Instruction Manual, Page: 2 / 9

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PEM Hydrogen generator quick instruction manual 

Technology: 

This hydrogen generator use PEM membrane and electrolysis of pure water to 
produce pure hydrogen up to 99.9995%  

 

 

 

 

 

Water

 

Tank

 

Water

 

Quality

 

Distillated

 

water

 

0.5

 

micro

 

Siemens/cm

  

Cell

 

Water

 

Trap

 

1

 

2

 

Cell

 

power

 

supply

 

LCD

 

and

 

LED

  

front

 

Panel

 

H2

 

out

 

300

 

ml/min

 

1

‐

 

Silica

 

gel

 

filter

 

2

‐

 

M

‐

Sieve

 

filter

 

Drain

 

Attention!!! 

Don’t  add any lye to water such as KOH or NaOH

Use only de ionized pure water less than 0.5 micro Siemens /cm
or more than 2 Mega ohm/cm

Change water and clean water tank every 1 month ( 30 days)

PEM Hydrogen generator structure 

Summary of Contents for PEM-HG

Page 1: ...PEM Hydrogen generator quick instruction manual Quick Instruction manual PEM HG PEM Hydrogen Generator ...

Page 2: ...Distillated water 0 5 micro Siemens cm Cell Water Trap 1 2 Cell power supply LCD and LED front Panel H2 out 300 ml min 1 Silica gel filter 2 M Sieve filter Drain Attention Don t add any lye to water such as KOH or NaOH Use only de ionized pure water less than 0 5 micro Siemens cm or more than 2 Mega ohm cm Change water and clean water tank every 1 month 30 days PEM Hydrogen generator structure ...

Page 3: ...Line 3 H2 output pressure PSI Line 4 Status of instrument and Alarm message Increase Set Value Decrease Set Value Function Key to toggle between Pressure and Overflow Line 1 OH operating hour in hour and minute WQ Water Quality Line 2 H2 generation over flow ml min at set mode Line 3 H2 output pressure PSI at set mode Line 4 TH Total H2 generated M cubic meter L litter C cc ...

Page 4: ... at line 4 LCD refer to Alarm section Power Light shows that instrument power is on Full Light Shows the water tank is full and if LED Blink it shows that water tank is over and it must to empty until it stop blinking and alarm is removed Med Light shows water level is medium and good Low Light Shows the water tank level is low and distilled water must be add to water tank If LED Blink the water t...

Page 5: ... Water over error Cause the water tank is over full Action H2 generation stop alarm Light blinks and buzzer sound every 10 second Trouble shooting empty water tank until alarm disappear Pressure over error Cause H2 pressure is more than 90 PSI Action H2 generation stop alarm Light blinks and buzzer sound every 10 second Trouble shooting Turn instrument power off and call to company service section...

Page 6: ...t pipe and fix a blank nut and turn instrument power on and wait 15 minute and check for leak error again if no leak error then the leak is out of hydrogen generator and check the user instrument or connection of pipes If steel the leak alarm exists check filter cap it may be lose and if it was tight and no leak at filter cap then connect with maintenance section of company PEM HG maximum H2 gener...

Page 7: ... minutes 3 Molecular sieve 5 angstrom with dark yellow color that when saturated there is no color change and every 1 month it must be changed or regenerated in oven at 300 C for 120 240 minutes Filter content change or regeneration sequence Turn instrument off Reduce H2 pressure to zero Open filter cap 2 side cap Fig F1 as Fig F2 1 Take out the inside filter Fig F2 2 by pliers Open inside filter ...

Page 8: ...t is controlled by SET Flow when real flow exceed the set flow more than 60 second then system realize an overflow it may be of broken column in GC oven or any other leak in the stream of hydrogen and then the system stop generating hydrogen and activates a 3 port valve and purge the oven or any other chamber with neutral gas such as nitrogen N2 and issue flowing error in error line 4 of LCD and s...

Page 9: ...ty service is not free of charge users do not operate the generators according to the operational manual users disassemble parts by themselves users use more than generated capacity and use bad quality water Body and setup of the instrument AC 220 volt 50 Hz 150 Watt Fuse 5 A glass ...

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