FBs Series PLC. Basic Main Unit PLC with 24 points 24VDC digital input/ 16 points transistor output/ one RS232 port (expandable up to 3 ports)/ 100~240VAC power supply. I/O expandible.

Technical specifications
Digital Input
Voltage at the inputs24Vdc +/- 10%
Total entries4 Medium-Low Speed ​​(5KHz)
20 Low Speed
Input current7mA
Indication of inputsBy LEDs
IsolationOptocoupler
Outputs
Total outputs16
Relay Specifications
Relay withstand voltage<250Vac, 30Vdc
Maximum Charge Current: Resistive: 2A
Inductive: 80VA
Maximum voltage drop0.06V
Minimum load2mA (Vdc)
Maximum delay in response10 ms
Output indicatorLEDs
IsolationElectromagnetic
General specifications
Execution speed0.33μs
Program capacity20k Words
Program memoryFLASH ROM or SRAM + lithium battery for support
Instruction seriesMaximum of 36 instructions
Number of functions326 instructions (126 types)
Flowchart Commands4 instructions
Communication
Integrated portRS232 (Port 0)
Communication: Slave mode
Expandable3 ports
Port 1 to 4 (RS-485, RS-232 or Ethernet)
Communication: Slave / Master mode
Proprietary protocol or Modbus RTU
Hardware
Real time clock / CalendarNo
Feeding100 to 240Vac
Consumption21W
Wiring mechanism7.62mm terminal block
Dimensions90mm X 130mm X 80mm
Environmental characteristics
Operating temperatureClosed space
Minimum 5ºC, Maximum: 40ºC
Open space
Minimum: 5ºC, Maximum: 55ºC
Storage temperature-25ºC ~ + 70ºC
Humidity relative5% ~ 95% non-condensing
Dust resistanceGrade II
Resistance to corrosionAccording to IEC-68
Altitude<2000 meters
Vibration resistance
Fixed on DIN rail0.5G, 2 hours in each direction of the 3 axes
Fixed with screws2G, 2 hours in each direction of the 3 axes
Shock resistance10G, Three times per 3-axis direction
Noise immunity1500 Vp-p, pulse width 1μs
Resistance to voltage spikes1500Vac, 1 minute