1、 WTP21 Weighing Display Controller Product Introduction
Product brand:Axel in the United States ZXSCELL
Product series: WTP21
Product type: Weighing display controller
Product Features:
(1) Suitable for all resistance strain bridge weighing sensors
(2) Full panel digital calibration, simple process, convenient and intuitive
(3) Digital filtering function, automatic zero tracking function
(4) Automatic reset function when powered on
(5) Bidirectional isolation serial port function, with RS485 and RS232 for convenient communication with the upper computer
(6) The weight display can be remotely calibrated (with the remote calibration switch turned on)
(7) Equipped with PROFINET fieldbus interface
(8) Supports Ethernet IP communication and can access Ethernet IP networks
(9) Suitable for concrete mixing and asphalt mixing equipment, metallurgy and chemical industry, weight control of feed, etc
2、 Application of WTP21 Weighing Display Controller Function
1. RS-232 point-to-point serial communication
Continuous output or command output format
Provide fully compatible protocols for users to quickly upgrade
Support remote zeroing and tare weight operation
ESD anti-static interface protection
2. RS-485 multi-point serial communication
The baud rate can be selected between 2400 and 115200bps
Communication response time less than 5ms
As a slave station supporting data collection for the master station
Support MODBUS RTU slave protocol
3. Analog output interface
Supports multiple analog output formats, including 0~10V, 0~5V, 4~20mA, and 0~20mA.
16 bit analog output accuracy: 1/32767
Weight as analog output can be adjusted on the panel without the need for loading
4. Weighing and measuring
Weight display accuracy: 100~1000000 optional.
Multiple data filtering options are available to meet the needs of different dynamic/static applications
Keyboard or remote reset, tare weight operation and calibration
Maintain peak and valley values
5. 10/100M Industrial Ethernet Interface
Connect to the upper PC or PLC through a switch
RJ-45 standard interface, including network status indication
Communication speed 10/100M, unlimited data from the slave station
Simple and easy-to-use TCP/UDP protocols and controls
Support dynamic/static network systems
6. Upper and lower limit alarm output
The keyboard can set upper and lower limit alarm values
Alarm point outputs through built-in relay dry contacts
Supporting replenishment function in tank weighing
Some models only support 3 alarm points
7. Pre set point mode quantitative weighing application
The keyboard can set up to 4 preset point values, while some models only support 3 preset points, depending on the hardware selection
The preset point value is output through the built-in relay dry contact
The preset point status is manifested as the comparison result between the preset value and the absolute value of the displayed value (gross weight or net weight)
8. Multi material serial quantitative weighing and batching, and networking
Support fixed value feeding or fixed value discharging control
The keyboard can preset four target weight values
The relay automatically controls the corresponding valve
The input/output control interface function can be manually set
3、 Product picture of WTP21 weighing display controller

4、 Technical parameters of WTP21 weighing display controller

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