PLC LED controller specifications
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Description
The PLC LED controller consist of a modular PLC from the Panasonic FP2 series. It controls the Red and Green LEDs in the Sphere setup.
| Component | Specification |
|---|---|
| PLC type | Panasonic FP2 series |
| PLC CPU | FP2C2LJ FP2SH CPU with COM port |
| PLC Ethernet unit | FPWEB2 FP Web-Server 2, 10/100MBit/s |
| PLC Output units | FP2Y64TJ FP2 64out transistor NPN (2x for Red and 2x for Green) |
| PLC Input unit | FP2X16D2J FP2 16in (12-24V) |
| PLC PWM unit | FP2PXYPJ FP2 multi I/O PNP |
| PLC Programming connection | RS232 serial interface (special cable) |
| PLC Programming tool | FPWIN PRO 7.0 |
| Current PLC program | PLC program FART2 v2.1 FPWIN Pro 7.pro Date 29-05-2018 |
| Location of program | Gitlab: biofysica\experiment\sphere Panasonic PLC |
| Number of channels | 128 |
| Configuration programming connection | Ethernet |
| Configuration programming tool | Matlab function: ledcontroller, ledpattern |
| Configuration buffer | 16 ledpatterns |
| PLC cycle speed | 1.35 ms |
| Led timing | Random delay between 1.35 ms and 2.70 ms after trigger 1 to 2 PLC cycles |
| Timing pulse | Trigger-echo within 40 microsec of LED response |
| Shortest On-Off interval | 5.4 ms (4 PLC cycles) in normal mode 1.35 ms (1 PLC cycle) in cycle time mode |
| Trigger input | 5V (triggers LED configurations) |
| Gate input | 5V (enables or disables all LED outputs) |
| Intensity regulation | PWM (Pulse Width Modulation) @30 kHz |
| Output voltage | 12V |
| LED type | Bivar 5BC-3-CA-F, common anode, PNP |
| LED light | Red 625nm 4mcd; Green 568nm 6mcd |
| LED load | 1 kOhm in series |
| LED Testing | Red test button (all 128 Red LEDs) Green test button (all 128 Green LEDs) |
| LED Connector type | Binder 719 series 5 poles (connects also the speakers) |
| LED Connector pin assignment | 1 +5V 2 Red LED signal 3 Green LED signal 4 Speaker+ 5 Speaker- |
| LED Connector color assignment | 1 Black 2 Red 3 Green 4 Yellow 5 Blue |
Panasonic FP2 series
| Component | Specificatie |
|---|---|
| FP2C2LJ FP2SH PLC | 1 ms cycle time when <20.000 steps per cycle (120.000 steps max) Measured cycle time 1.35 ms |
| FP2Y64TJ output unit (4x) | 64 channels 24V NPN output Current 0.3A max Response time <0.3 ms |
| FP2PXYPJ multi I/O unit | PNP transistor PWM output 30 kHz Duty cycle 0-100% in steps of 1% Max output 800 mA |
| FP2X16D2J input unit | 16 channels Current 8 mA @24V Response time <0.2 ms |