通信port仕様

仕様

UARTとRS-232Cはロジックが逆なので注意

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Programmable logic  
Logic is fixed
 UART : High = 1 , Low = 0
–  TTL
  – Data Logger C-CR1000X C-CR6 C-CR300/310 C-CR1000 C-CR800 C-CR3000
    – Port COM1-4 COM1-2,COMU1-U11 non COM1-4 COM1-2 COM1-4
      Output High = +5V Typical High = +5V Typical   High = +5V Typical High = +5V Typical High = +5V Typical
Low = +0V Typical Low = +0V Typical   Low = +0V Typical Low = +0V Typical Low = +0V Typical
      Input High > +3.5 Typical High > +3.5 Typical   High > +3.8 Typical High > +3.8 Typical High > +3.8 Typical
Low < +1.5 Typical Low < +1.5 Typical   Low < +1.2 Typical Low < +1.2 Typical Low < +1.2 Typical
–  LVTTL
    – Port COM1-4 COM1-2,COMU1-U11 non non non non
      Output High = +3.3V Typical High = +3.3V Typical        
Low = +0V Typical Low = +0V Typical        
      Input High > +2.5 Typical High > +2.5 Typical        
Low < +0.8 Typical Low < +0.8 Typical        
 RS-232 : High = 0 , Low = 1
  – Data Logger C-CR1000X C-CR6 C-CR300/310 C-CR1000 C-CR800 C-CR3000
    – Port COM1-2 COMU1-U11 C1&2 COM1-4 COM1-2 COM1-4
      Output High = +5V Typical High = +5V Typical High = +5V Typical High = +5V Typical High = +5V Typical High = +5V Typical
Low = +0V Typical Low = +0V Typical Low = +0V Typical Low = +0V Typical Low = +0V Typical Low = +0V Typical
      Input High > +3.5 Typical High > +3.5 Typical High > +3.3V Typical High > +3.8 Typical High > +3.8 Typical High > +3.8 Typical
Low < +1.5 Typical Low < +1.5 Typical Low < +0V Typical Low < +1.2 Typical Low < +1.2 Typical Low < +1.2 Typical
    – Port COM3-4 COM1-2 RS-232 RS-232 RS-232 RS-232
      Output High = +6V Typical, +5V Minimum High = +6V Typical, +5V Minimum High = +5.4V Typical, +5V Minimum High = +5.4V Typical, +5V Minimum High = +5.4V Typical, +5V Minimum High = +5.4V Typical, +5V Minimum
Low = -7V Typical, -5V Minimum Low = -7V Typical, -5V Minimum Low = -5.4V Typical, -5V Minimum Low = -5.4V Typical, -5V Minimum Low = -5.4V Typical, -5V Minimum Low = -5.4V Typical, -5V Minimum
      Input High > +1.9V Typical, +2.4V Maximum High > +1.9V Typical, +2.4V Maximum High > +1.7V Typical, +2.3V Maximum High > +1.8V Typical, +2.4V Maximum High > +1.8V Typical, +2.4V Maximum High > +1.8V Typical, +2.4V Maximum
Low < +1.4V Typical, +0.8V Minimum Low < +1.4V Typical, +0.8V Minimum Low < +1.4V Typical, +.7V Minimum Low < +1.5V Typical, +0.8V Minimum Low < +1.5V Typical, +0.8V Minimum Low < +1.5V Typical, +0.8V Minimum
    – Port RS-232/CPI RS-232/CPI        
      Output High = +5.4V Typical, +5V Minimum High = +5.4V Typical, +5V Minimum        
Low = -5.4V Typical, -5V Minimum Low = -5.4V Typical, -5V Minimum        
      Input High > +1.8V Typical, +2.4V Maximum High > +1.8V Typical, +2.4V Maximum        
Low < +1.5V Typical, +0.8V Minimum Low < +1.5V Typical, +0.8V Minimum        
RS485
  – Data Logger CR1000X CR6 CR300 series CR1000 CR800 CR3000
      RS485 Half COM3-4 COM1-2 non non non non
      RS485 Full COM3(C5-C8) COM1(C1-C4) non non non non
The maximum input voltage(最大許容電圧)
  – Data Logger CR1000X CR6 CR300 series CR1000 CR800 CR3000
  port
      Cport(C)
SE/Uart		 SE&C : ±20V U&C : ±20V C : -10/+15V C : ±20V C : ±20V C : ±20V
      RS-232 RS-232/CPI : Rx ±25V, Tx ±15V RS-232/CPI : Rx ±25V, Tx ±15V RS-232 :Rx ±25V, Tx ±13V RS-232 :Rx ±25V, Tx ±5.V RS-232 :Rx ±25V, Tx ±5V RS-232 :Rx ±25V, Tx ±5V
        *The allowable input voltage is up to ±25V and clamp the voltage at the Tx levels listed above.

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