Puhui T-960W Manual 

LED SMT Reflow Oven Model: T-960W Taian Puhui Electric Technology Co., Ltd http://www.tech168.cn Features: ...

http://www.tech168.cn 1 1. This machine selects IR and hot air heating technology controlling, equipped with special design wind wheel, speed stability and uniform temperature, suit for uninterrupted soldering the LED and BGA components. 2. This machine is equipped with the crawler-type and five temperature zone heating systems, an ...

http://www.tech168.cn 2 operation, speed adjustable range 0-1600mm/min. 8. Adopt independent wheel structure and special stainless steel strut, durable wear-resisting runs smoothly, speed precision can reach ±10mm/min. 9. Independent cooling zone, to ensure the PCB board of low temperature when the required. 10. Friendly human-mac ...

http://www.tech168.cn 3 PCB temperature distribution deviation ±2℃ Overall dimensions 1450×630×470 Machine weight 96KGS Main parts Complete machine 1 Power line 1 User manual 1 Description of the main parts 1. Welding table main body 2. Control cabinet Panel 3. The instruction of the connecting line for 380V&220V L1、L2、L3- ...

http://www.tech168.cn 4 380V lines connection L1、L2、L3- FireWire; N1、N2、N3-Zero wire; PE- Earth wire all lines must be more than 4mm2 220V lines connection L1、L2、L3 parallel, then connect with fire wire; N1、N2、N3 parallel, then connect with zero wire, PE connect with earth wire ...

http://www.tech168.cn 5 4. Status indicator lamp When the status indicator lamp shows green, it indicates that the program is running status; when the status indicator lamp shows red, it indicates that the program is setting status. (tips: if the lamp changes from green to red when the machine is in running status, press F5 into th ...

http://www.tech168.cn 6 Wave seven and eight: use the same with soldering lead-free solder in melting point, like Sn/Ag2.5/Cu.8/Sb.5；Sn/Bi3.0/Ag3.0 6. Attentions: 1. According to the chips size and welding technological requirements, select the proper wave. 2. Heating temperature regions distribution of upper three areas, and the ...

http://www.tech168.cn 7 temperature heats up and the solder paste melts. When PCB board goes in to cooling area, the liquid solder paste the soldering points solidify. The reflow process is finished. The temperature is the key to welding quality. The actual and the setting temperature warming slope and the peak temperature should b ...

http://www.tech168.cn 8 2. To the cooling oven, should be preheated for 15-20 minutes. 3. When the temperature is stable, let PCB board pass heat reflow system. Un der this set, the solder paste can reach the reflow critical point. If there isno r eflow, to operate as step 4. If the reflow is too fast, please keep correctproport io ...

http://www.tech168.cn 9 not very completely, suggest you adjust then reflow again. Usually this cannot damage the components. 8. From low to high when set temperature. If the heat range is over the reflow temperature too high, should increase the transmission speed or reduce the set temperature. The detailed operation is opposite t ...