Introduction:
Weighing indicator BST100-A11 is mainly used for weighing, feeding&batching systems of belt scale. It adopts A/D conversion technology and broad-range speed pulse input circuit. Max. 8 loadcells are connectable. The functions of segmenting calibration, zero auto- tracking, key-locking & auto-locking, full digital setting & calibration, system start&stop control, feeding closed-loop control and so on are available. It can support industry configuration software.
Technical Specifications :

Power Supply

Operating Voltage 1: AC220V, -15%~+10%.

Operating Voltage 2: AC85~264V.

Operating Frequency: 50Hz, ±2%.

Max. Power: 20W.

Display

LCD with 7 background colors and Chinese & English display.

Keypad

6 keys for Menu operation with key tone.

Key-locking and Auto-locking.

Load Cell Signal Input Interface (SENSOR/LOADCELL)

Excitation Voltage Output: DC10V.

1 Weighing Input Signal: 0~30mV or 0/4~20mA.

Wiring Modes: 6-wire, 4-wire and 2-wire.

Max. Connection Number: 8 Loadcells (350Ω, 0.5~3.0mV/V).

A/D Converter

24-bit ADC.

Sampling Frequency: Max. 100Hz.

Speed Sensor Signal Input Interface(SENSOR/SPEED)

1 Speed Pulse Input Signal.

Frequency Range:0.5~5000Hz.

Power Supply Output:DC5~12V(adjustable),Max.100mA.

Analog Signal Output Interface(AO)

Max.3 Analog Output Signals:4~20mA.(AO3:optional)

Accuracy:±0.1%FS.

Definalbe:Flow Set-Point Input,Belt Angle Compensation Input,etc.

Analog Signal Input Interface(AI)

1 Analog Input Signal:4~20mA.

Accuracy:±0.1%FS.

Definalbe:Flow Set-Point Input,Belt Angle Compensation Input,etc.

Totalized Weight High-Speed Pulse Signal Output Interface(PO)

1 Open-Collector Output.

Capacity of Contacts:100mA,DC5~24V.

Weight per Pulse and Pulse Width can be Preset.

Relay/Transistor Switch Signal Output Interface(DO)

4 Normally Open Relays or Transistor Switch Outputs.

Capacity of Relay Switch:AC25V/DC24V,1A.

Capacity of Transistor Switch:DC24V,500mA.

Definable:Flow/Load/Speed/PID/Flow Deviation Limit Alarm,Totalized Weight Low Speed Pulse,Auto[PID]/Flow Outer Setting/Calibrating/Running State,Output DI1/DI2/DI3 Signal,Serial Port Set,Feeder Control,Scale Control,Batch-Finish,etc.

Digital Switch Signal Input Interface(DI)

3 DI Switch Input.

Definalbe:Weighing/PID Control Switch,System Ready,Zero Calibration,Clear Screen,Start Control,Stop Control,etc.

Digital Communication Interface (COM)

COM1 Optional:RS485,Profibus-DP,Ethernet,CANBUS,Wireless Module(Only for BST100-A21),etc.

COM2: RS232.

Connectable: IPC/PLC, Remote Display, Remote Operating Terminal, Serial Printer, Wireless Module, etc.

Power Supply Output: DC5V, 100mA

Weight Record Save&Print

Weight record per Shift/Day/Month of a year can be auto-saved and printed.

Outline Dimension

A11:160 × 84 × 188 mm (W×H×D).

A21:202 × 290 × 90 mm (W×H×D).

Cut Dimension

A11:150+3 × 75+3 mm (W×H).

Weight: Approx. 1.5kg (A11) and 3.4kg (A21).

Temperature and Humidity

Service Temperature: -10℃ to +40℃.

Storage Temperature: -20℃ to +60℃.

Relative Humidity: Max. 85%RH.

IP Grade: IP50 (A11) and IP65 (A21).