Puhui T-937 Series User manual

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Taian Puhui Electric Technology Co., Ltd
Http://www.tech168.cn
Lead-Free Reflow Oven
User Manual
—— T-937 Series

T-937 series lead-free reflow oven user manual
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User Manual
1. Parameters ................................................................................................. 3
2. Configuration.............................................................................................. 3
3. Main parts .................................................................................................. 3
4. Installation.................................................................................................. 3
5. Software Interface ...................................................................................... 2
6. Manual Instruction ..................................................................................... 3
7. Attention .................................................................................................... 6
8. Warranty..................................................................................................... 6
Declaration ..................................................................................................... 6

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1. Parameters
Para.
T937
T937M
Drawer area
306 mm×322mm
350mm×400mm
Soldering area
Lead_Free Welding
260mm×260mm
290×375mm
Lead Welding
300mm×310mm
315mm×375mm
Dimension
404mm×372mm×280mm
473mm×466mm×290mm
N. Weight
15.5kg
20.7kg
Voltage/Frequency
AC220～230V/50Hz
AC220～230V/50Hz
Power rating
2300W
3300W
Cycle time
2～16 min
2～16 min
Temp rage
Room temp～350℃
Room temp～350℃
2. Configuration
Name
T937
T937M
Reflow oven
√
√
Power line
√
×
Fuse
√（15A）
√（20A）
CD
√
√
COM communication line
√
√
3. Main parts
Mainbody
T937
○
1Operation panel ○ 2Drawer ○ 3Switch ○ 4Plug
base
T937M
○
1Operation panel ○ 2Drawer ○ 3COM
Operation Panel
○
1Indicator light ○ 2Display ○ 3Key
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Others
T937
○
1Exhaust ○ 2COM
T937M
○
1Exhaust ○ 2Switch ○ 3Power line
4. Installation
i. Please put this reflow oven on the flat tabletop.
ii. Please put this reflow oven in safe environment, not flammable or combustible.
iii. Please leave 20mm around the machine, for heat dissipation.
iv. The machine must be connected with Earth wire.
5. Software Interface
Main Interface
1：Menu bar 2：Shortcut bar 3：client drawing area 4：display setting area 5：operation tip area 6：T-t data wave 7：control point 8：control point line
9：toolbar
The client drawing area
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1：temp axis 2：cursor 3：solder paste character wave 4：coordinate display 5：time axis 6：effected wave7：
wave graph
Shortcut bar
1：check machine memory wave 2：run the machine memory wave 3：solder paste brand 4：solder paste model
5：re-set viewport 6：set cycle time 7：current oven temp
Display setting area
1：control points moving direction
2：partially/completely move the control point
3：change to set control point cursor
4：save pic in client drawing area
5：show topics
6：wave line width
7: paste
8：smooth wave
9：temp setting range
10：Picture Adjusting
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6. Manual Instruction
i. Install RS232 driver
Please see the CD-“usb driverV3.1”
ii. Install the software
Open the CD, find the “T-937 series Reflow Soldering Control System.exe”, double-click, start to install.
iii.Software Operation
1) Viewport setting
After open the software, you will see the ”viewport setting”, in order to get good visual effect, please
set the time parameter of viewport to ”reflow target time +10S”, set the
temp parameter to “target peak temp+20℃, press “confirm”
2) Operation with PC
Please use the communication line to connect with computer.
Open T-937 series software, press menu bar-other function-system parameter, open the setting
window.
Select “USB-SERIAL CH340 (COM**)”, press “confirm”and return to main interface, you will see like this
in the shortcut bar, then press F2 on the reflow oven, T-937M reflow oven LCD
displayer will show “connected with PC”, also you will see in the software, connect
successfully.
3) Make the wave
○1 Set the solder paste character
click “Display setting area -7 paste”, the wave will display in the client drawing area. Click “display
setting area –paste user”, it will show the user-defined paste character, or the the paste character
from the paste database.
a) Use the paste database from software
Select the paste model from the shortcut bar, the paste wave will
display in client drawing area.
b) User define paste data
Click “others”–“ user defined solder paste”, it will show “user defined paste window”, fill in the paste
parameters you use, click “save”. This wave will display in the client draw area.
○2 Set up the wave
a) open the wave from machine memory
Click “menu”–“open recipe”, select the wave you want to use.
Tips：this machine is with 8 waves inside, if these 8 waves can not match your solder paste, please
adjust the wave in order to match with your solder paste, get good reflow effect.
b) Set up wave
Under “place control points state”, the mouse cursor will change to （click the right mouse button
to switch “place/check control points state”）, then click in the client draw area, place the control
point, set up new wave.
○3 Adjust the wave
a) Under “check control points state”, double click the client draw area, it will show many control
points on the wave, use the mouse to move the control points, the wave will change.
b) also you can use to adjust the wave in different direction, it can change the wave fastly.
Tips：the paste character wave show the theoretical wave, in fact, due to the influence of various
factors such as heat conduction rate, so please adjust the wave according to the actually reflow effect,
in order to get perfect soldering effect.
○4 Preview the wave
Please click “operation”–“profile preview”to check the wave which the user made if it meets

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request, if the temps are over the “T Limit”(in the display setting area, No.9) , this software will set
these temps to 45℃automatically.
○5 Set the wave heating time
Please set the heating time in the shortcut bar –
○6 Save the wave
Click “menu”-“save recipe”, fill in the wave name, press “save”.
○7 Manager the wave
Click “database management”–“recipe management”, will display the wave management window.
4) Send the wave to T-937 series reflow oven
T-937 series reflow oven has 8 file areas for saving the waves, if not connect with PC, T-937 series
reflow oven can perform the wave independently.
After making the wave in the computer side, click “operation”–“send to device”, select the profile No.
to send.
5) View the waves in machine
Click the “view”, select the profile No, this wave will display in the client drawing
area, then you can adjust the wave here, and save it.
6) Run the wave in machine
Click the “run”in the shortcut bar, select the profile No, it will show wave running
window, start soldering.
iv.Independent Operation
Panel
Interface
F1
F2
F3
return
Fan
heating
Displayer
cooling
Chinese/English
Main interface
Independent operation interface
Connection interface

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The main interface
performing the wave interface
1、running time 2、set temp 3、current temp
Selecting wave interface
1、wave number 2、operation tips(F1/select next wave ; F3/select last wave; F2:switch last/next 8 mins
wave)
Thermostatic timer interface
1、Set temp 2、set time（--:-- is untimed model）3、operation tips（F1/ up，F2/ down，F3/switch set temp
or set time 4、current temp 5、current running time
Operation
Independent operation interface
Wave running interface
Select wave interface
Thermostatic timer interface
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1）Enter the software interface
Press F1, will come to the independent operation interface
2）Select the wave
Under the independent operation interface, press F2 to select wave, press F1 and F3 to select the
wave you need, then press “return key”to independent operation interface.
3）Run the wave
Under the independent operation interface, press F1, it will run the wave you selected.
4）Thermostatic timer function
Under the independent operation interface, press F3, start the thermostatic timer function.
Thermostatic timer function means the machine can keep thermostatic temp if you set time, once
time over, the machine stop heating.
Press F3 change “set temp”/”set time”, press F1/F2 to adjust the numerical value, the time is--:-- is
untimed model, means the machine is keeping thermostatic heating, not stop automatically.
5）Change language
Under the main interface, press F3 to change the language.
7. Attention
i. If not use this machine for long time, please unplug the power line plug.
ii. The machine should be connected to the exhaust passage within the outdoor ventilation or exhaust
recovery, prevent solder paste volatiles poisoning.
iii. This machine is with strict protective insulation materials, please don’t open the machine casually.
8. Warranty
The warranty for mainbody is one year, for parts is three months, provide lifetime technical guide.
Declaration
If there is inconsistency between this user manual and the actual product, the actual product shall govern.