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- 8 -

Actually temp. 37℃, display on 36.9℃, pb value 

deduct 0.1 

Notice:

 Please do not change any parameter value to

avoid affected the machine function. 

4.NIGHT TEMPERATURE CONTROL

If you want to use this function of “DAY NIGHT TEMPERATURE TIMER” at 
the same time, please turn on the function of “TEMP.TIME SWITCH” first, 

then turn th

e function of “DAY NIGHT TEMPERATURE TIMER” by hand 

operation and set the required time, finally, to set up the temperature of the 

function of “DAY NIGHT TEMPERATURE CONTROL   

5. OVER HEAT CONTROL

The knob is for over heat control. Generally, it is set from 5~10

o

C. The

indicator will light when the temperature is higher than the set temperature,

will power off automatically to avoid damage to the machine. It will heat

automatically when the temperature is dropped to the original set-point.

6. OVER LOW CONTROL

R

egarding the setting of the “OVER LOW CONTROL”, it generally is set at a 

temperature lower than 5~10

o

C. When the temperature is lower than the set 

temperature, the indicator will light and will power off automatically the 

compressor. Will start the compressor automatically when the temperature is 

rose to the original set-point. 

7.DAY NIGHT TEMPERATURE TIMER

It could set temperature for 24 hour (day and night). When a set time comes 

to the “TEMP.CONTROL”, it will heat and cool automatically. 

How to set up: to turn on the timer switch and adjust the clock to the present 

time. There are three sections of the meter switch, the upper one is the 

nighttime temperature, the down one is the daytime temperature and the 

middle (AUTO) is the automatic timing. 

If you want to use the daytime and nighttime at the same time (or for the 

Summary of Contents for PGI-550H

Page 1: ...1 Growth Chamber USER S MANUAL PGI 550H RH V...

Page 2: ...5 2 2Temp Control Operation 6 3 2 1 Temp Setting 7 3 2 2 8 2 3 Timer Control Operation 9 3 3 1 Temp Timer Setting 3 3 2 Lamp Timer Setting 2 4 Over heat low warning lamp 9 3 Trouble shooting for temp...

Page 3: ...ressor 1 3 Temp Timer Switch Turn on off Temperature Timer 1 4 Lamp Timer Switch Turn on off the lamp Timer 1 5 Day Night Temp Control Display setting and actual temperature for day or night 1 6 Humid...

Page 4: ...EMPERATURE CONTROL 3 1 Setting temperature First to press the key of the SV key will be in flashing then start to set the temperature The monitor of SV will be in high light then set the required temp...

Page 5: ...g 3 OUT Output controller signal light 4 AT Micro auto calculate function light 5 SET Change setting parameter 6 SHIFT Change column for setting Temp or RH Hundred digit Ten digit units digit and deci...

Page 6: ...et the high temp warm alarm Example Set PV to 37 AL1 set 1 when the temp become 38 the Temp warming alarm will be on and locked the temp on 38 to protect overheat 37 1 38 PV Protecting degree AL1 3 AL...

Page 7: ...column shows symbol or just turn off the power and restart 6 If you are using wider range of temperature please record the parameter value of P I D etc could save your time and key in data directly t...

Page 8: ...It will heat automatically when the temperature is dropped to the original set point 6 OVER LOW CONTROL Regarding the setting of the OVER LOW CONTROL it generally is set at a temperature lower than 5...

Page 9: ...ch one notch equal fifteen minute the control axis to outside is change to night temp to inside is change to day temp 2 Lamp Timer Same as Temperature timer Please see below for time switch s manual d...

Page 10: ...10...

Page 11: ...11...

Page 12: ...higher than setting temp b PT platinum damage c thermal meter output message no a wait for heat down or cooling b Replace c ask for repair maintenance Heat light on but temp unable to go up AL1 a hea...

Page 13: ...urrent input b loose socket c unstable voltage input d fuse bounce e switch indicated light doesn t light f power cord broken or poor contact a check power supply system b plug firmly or replace socke...

Page 14: ...or RY damage e SENSOR damage a ask for repair maintenance b ask for repair maintenance c re auto tuning check if compressor stop if yes repair d ask for repair maintenance e ask for repair maintenance...

Page 15: ...ack maintenance e Improve the environment move to the cool place well ventilated environment with ambient temperature 30 f Ask for repair maintenance g Test contactor by hand to see whether it is work...

Page 16: ...it over 45 angle slope on remove machine you could only use it after 2 4 hours or more to protect the Compressor 6 On settle the machine it must remain more than 30cm to the wall 20cm on two side The...

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