土工膜气压检测器是Jointer系列土工膜焊接机配套的检测产品。用于土工膜焊缝质量的检测。其工作原理是在土工膜焊缝中央空腔内充入一定压力的空气，保持若干时间后，压力表指针保持不变则焊缝质量可靠。本产品操作简单、携带方便、检测可靠，特别适用于施工现场中土工膜焊缝质量的检测。

技术指标：0~0.6Mpa

Jointer系列土工膜焊接机是福州杰因特塑料焊接设备有限公司与科研院所联合研制的新一代土工膜自动爬行焊接产品，满足了土工膜在现代社会各个工程领域不断拓展的应用需求。该机器采用了先进的热楔式结构，可以面向各种不同材质特性和不同规格厚度的土工膜产品进行焊接，适用于HDPE、LDPE、PVC、EVA、PP等一切可热熔性材料的焊接。该系列焊机温度控制部分采用自动恒温PID控制，控制精度高，温度波动小，速度控制部分采用脉宽调制（PWM）自动稳压稳速电路，直流伺服电机驱动，输出力矩大，行走平稳，能在爬坡，垂直爬行及路面负载发生变化时保持速度恒定。该系列焊接机工作性能稳定、操作方便、焊接效率高、可靠性强，广泛应用于高速公路、铁路、隧道、水库水渠、污水池、垃圾填埋、建筑防水等工程。

JIT800型技术参数：

输入电压V：220V 频率：50Hz
功率P：750W
焊接速度V：0.5-5m/min
加热温度T：0-450℃
焊接材料厚度：0.2mm-1.5mm
焊接宽度：12.5mm2条，中间空腔12mm
搭接宽度：10cm
焊缝强度：≥85%母材（剪切方向抗拉）
整机重量：5Kg
绝缘等级：II类

The control of this series of welding machine adopts PID automatic thermostatic control with high control accuracy and low temperature fluctuation; speed control adopts PWM automatic voltage and speed regulation circuit, driven by DC servo motor, with great output torque and the operating is stable. It can maintain a constant speed on the condition of creeping, vertical creeping and variable road load. Also this series of welding machine is stable in performance despite of external temperature and voltage variation.

Jointer series geomembrane welding machine is our new developed products, which can weld geomembrane of various thickness and are applicable for welding of all thermal-fused material such as LDPE, PVC, HDPE, EVA, PP and the like.
This series of welding machine is excellent in performance and easy for operating, with high welding speed and good work quality. It is extensively used in engineering projects such as expressways, tunnels, reservoirs, waterproof of construction and so on

Voltage (V): 220V
Frequency (Hz): 50Hz
Power (P): 750W
Welding speed (V): 0.5-5m/min
Heating temperature (T): 0-450℃
Thickness of material to be welded: 0.2mm-1.5mm
Overlap width: 100mm
Welding width: 12.5mm×2, interior cavity 12mm
Seam strength: ≥85% base material (tensile resistant in shear direction), complete machine
Weight: 5Kg
Insulation class: class II