IVDT SkidWeigh ED2-EP Скачать руководство пользователя страница 4

Install a T-piece in hydraulic line for the mounting of the pressure transducer. 

   

Automatic lift motor travel de-activation methods                           

during the load weighing cycle 

Two 

BLACK wires 

are connected to the internal relay, dry contacts located in the ED2-EP digital indica-

tor. This internal relay is controlled by the microprocessor and activate only during the load weighing  
cycle. 

There is no power connected to these two BLACK wires.                                                       

Internal relay configuration is 

SPST

,  normally closed contacts NC, at 1A current contacts rating.

                                                                                                                                                                                                                                                          

Method A.                                                                                                                     

(Newer electric pallet trucks with CANbus controllers)

Use two 

BLACK wires and “splice” them in series 

with the operator activated 

lift control switch 

wire 

or signal wire from electronic controller to pump solenoid activating pump motor.                                           

                                                                                                                                                                   

The predetermined motion of the lifting cylinder and the load weight measurement “weighing cycle” will 
be initiated and controlled automatically by the software algorithm based on the input from the pressure 
transducer signal. Once the load weight is shown on the LED display internal relay will be de-activated 

Integrated Visual Data Technology Inc.  3439 Whilabout Terrace, Oakville, Ontario, Canada  L6L 0A7  

 

www.skidweigh.com

 

  

Pressure Transducer 

1/4”-18 NPT male

Two Black Wires 

Lift Motor Control Interface

Digital Indicator

Mounting Bracket 

with Two 

Shock Absorbers

Содержание SkidWeigh ED2-EP

Страница 1: ...ual SkidWeigh ED2 EP System Electric Pallet Truck On board Check Weighing Systems Lift Accurate Technology ED2 EP V1500 Integrated Visual Data Technology Inc 3439 Whilabout Terrace Oakville Ontario Canada L6L 0A7 www skidweigh com ...

Страница 2: ...devices The installation of the SkidWeigh ED2 EP systems should only be performed by an acknowledged lift truck dealer technician or end user electro and hydraulic technical installer Here are two acceptable methods of making a wire connections Soldering your connections recommended Crimp connectors with the use of the proper crimping tool Regardless of the method you choose ensure that the connec...

Страница 3: ...t predetermined height based on pressure transducer signal calculation value of the lifted load Operational Cycle Operator must activate lift control switch and hold it until the loaded forks are automatically stopped at the measurement height based on the pressure transducer input signal The increase in the hydraulic pressure signal will initiate specific weighing cycle measurement algorithm for ...

Страница 4: ...th CANbus controllers Use two BLACK wires and splice them in series with the operator activated lift control switch wire or signal wire from electronic controller to pump solenoid activating pump motor The predetermined motion of the lifting cylinder and the load weight measurement weighing cycle will be initiated and controlled automatically by the software algorithm based on the input from the p...

Страница 5: ...r and the load weight measurement weighing cycle will be initiated and controlled automatically by the software algorithm based on the input from the pressure trans ducer signal Once the load weight is shown on the LED display internal relay will be de activated and the lift motion control event will be automatically enable With vehicle stationary and during the lifting cycle diag nostic display o...

Страница 6: ...ll depend on the vehicle model However additional mounting items such as a flat brackets may be needed to help secure the unit Electrical Connections All SkidWeigh systems operate from 12 to 55 VDC Orange Wire Vehicle power on Ignition switch On position Brown Wire Battery negative Red Wire connect to RED wire of the pressure transducer cable Black Wire connect to BLACK wire of the pressure transd...

Страница 7: ... short circuit protection All of the SkidWeigh systems are internally short circuit protected with resettable fuse There is no need to install external inline fuse in the orange wire connected to the vehicle power on ignition switch Automotive 60 V load dump protection Reversal power supply protection Note Any external devices connected to the SkidWeigh system such as non standard onboard printer ...

Страница 8: ...ion measurements are taken For the best results use at least minimum calibration load test weight of 50 to 80 of maximum lifting capacity of the electric pallet truck Use customer floor scale or find a known skid load weight within the operational facility Calibration starting point for weighing function Lower the empty forks to the ground There should be no hydraulic pressure in lift hydraulic ci...

Страница 9: ...until pump motor stops automatically The pressure transducer readings and specific algorithm calculations will stop the lift cylinder automatically at predetermined forks height The LED display will go blank for the moment and within few seconds will show 0 value in furthest right digit display The ED2 EP automatic zero weight function is finished Integrated Visual Data Technology Inc 3439 Whilabo...

Страница 10: ...that the 5th digit has 0 value entered into the calibration system Next step is to press M button to advance to Mode 6 which is the last mode in order to calibrate the system With loaded forks on the ground and digital LED display showing Mode 6 activate and hold lift control valve until loaded forks are automatically stopped The LED display will go blank for the moment and within few seconds disp...

Страница 11: ...pacity electric pallet trucks and custom made vehicles with long forks Integrated Visual Data Technology Inc 3439 Whilabout Terrace Oakville Ontario Canada L6L 0A7 www skidweigh com Weighing Procedure With load lowered to the ground and LED display showing Mode 8 activate and hold lift control switch until forks with lifted load are stopped Once the load weight is shown on LED display lifting cont...

Страница 12: ... next time forks are lowered to the ground Note When unloaded vehicle is in motion the hydraulic spikes from pressure transducer signal might be seen by the vehicle controller as start of the weighing cycle Short interruption of the power to the lift solenoid coil on some controllers will be seen as a fault and power to the vehicle will be cut Solution When the system weighing function is not util...

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