Spray truck fault detection device

The utility model discloses a spray truck fault detection device, include: explosion -proof pressure sensor, flow sensor, water temperature sensor and direct current light current detection module are connected with DA conversion module respectively, and DA conversion module is connected with the controller, and status display module and communication module are connected with the controller respectively, and the mains operated module is connected respectively with flow sensor, controller, DA conversion module, status display module and communication module, controller and spray truck fault detection headtotail. The utility model discloses beneficial effect: need not to consume manpower and materials, the spraying the width and spray density of automatic monitoring spray truck in real time, measurement accuracy is high to can show the testing result in real time, through the utility model discloses device monitoring spray the parameter, can make the working condition of staff's understanding spray truck promptly and accurately, in time discover the vehicle operation trouble.