100-240VAC 12 AC input, 8 points relay output, 20 points extended module PLC

SR-RCD Wireless phone connection PLC

SR-12MTDC DC12/24V 8 points DC input (with 6 points analog ) , 4 points transistor output(NPN) PLC

---14 points 24VDC digital input (4 points high speed 200KHz, 4 points medium speed 20KHz, 6 points medium speed total 5KHz);
---10 points relay or transistor output (4 points high speed 200KHz, 4 points medium sped 20KHz);
---1 RS232 or USB port (expandable up to 5); built-in RTC;
---detachable terminal block