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Type EWD-RL-J2 Elevator Weighing Device
Declaration：In any case, our part is only responsible for the product own quality within the warranty period.
Description： 1.State Indication － Flickering：About “Once per Second”；
２.Button Operation － Press：Press and release soon；Hold：Press constantly；
３.Relay － Keep the state of Picking-up in the period of system being unadjusted or fault；
1. With the adoption of EWD-GA or EWD-GDH(that is type A load weight or Character “一” type
sensor)，it can be easily installed at rope hitch；
2. The system is of the structure of sensor with the domination of loading cell and controller, which can be installed at the car-side rope hitch；
3. Directly outputting full-load or overload signal depending on the change of elevator car payload；
4. Simple adjustment, high precision of measurement and quick and easy installation.
l Technical Specifications：
Being applicable to all elevators with payload of 500㎏～20000㎏ for full-load and overload signal（Depending on loading sensor with the options of 1.5tons/3T/5T）
For the elevator with rated load of 1 ton, it is 5Kg
Switching Signal：Full-load and overload Dynamic Close and Dynamic Open contact
DC 24V(±10%)，Operating current for the whole set≤100mA
M：Intensity exceeding the above listed parameter limits may cause the system abnormality or its permanent damage.
l Installation method
Standard “Disc” type Intelligent loading Sensor
The appearance and structure of the“disc”sensor[EWD-GA]
Standard character “一” load sensor
The outline dimension of 1.5T D type sensor
The outline dimension of 3/5T D type sensor
l System Adjustment：
l Description of Other Indication States：
Get into the status of operation parameters modification
Ready for Autotuning Operation
No payload is detected by sensor
(Static Displaying represents preparative status，twinkling displaying for the end of testing
Exceeding the measuring range of maximum load
Check the cable of the sensor, system power and payload
Remodify the operation parameters
After system commissioning, press and hold 【◎】 in normal operation，〖J1〗／〖J2〗will flicker alternately，at this time, J1/J2 output alternately.
l Autotuning operation for Separate items：（Use: It is in need to individually autotune no-load or rated load for a well-adjusted system separately）
1. If this system appears any quality problem of product itself in 1 year after delivery, it will be replaced freely（damage of the product seal will not be dealt with）.
2. Any system abnormality in adjustment or operation, please contact our company directly.
Controller of EWD-RL-J2 Elevator Loading Device
Type EWD-GDH： sensor and its accessories
Screw Sets M4 X 40
System Instruction Manual
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