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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 LoggerC-CR1000XC-CR6C-CR300/310C-CR1000C-CR800C-CR3000
PortCOM1-4COM1-2,COMU1-U11nonCOM1-4COM1-2COM1-4
OutputHigh = +5V TypicalHigh = +5V TypicalHigh = +5V TypicalHigh = +5V TypicalHigh = +5V Typical
Low = +0V TypicalLow = +0V TypicalLow = +0V TypicalLow = +0V TypicalLow = +0V Typical
InputHigh > +3.5 TypicalHigh > +3.5 TypicalHigh > +3.8 TypicalHigh > +3.8 TypicalHigh > +3.8 Typical
Low < +1.5 TypicalLow < +1.5 TypicalLow < +1.2 TypicalLow < +1.2 TypicalLow < +1.2 Typical
LVTTL
PortCOM1-4COM1-2,COMU1-U11nonnonnonnon
OutputHigh = +3.3V TypicalHigh = +3.3V Typical
Low = +0V TypicalLow = +0V Typical
InputHigh > +2.5 TypicalHigh > +2.5 Typical
Low < +0.8 TypicalLow < +0.8 Typical
RS-232 : High = 0 , Low = 1
Data LoggerC-CR1000XC-CR6C-CR300/310C-CR1000C-CR800C-CR3000
PortCOM1-2COMU1-U11C1&2COM1-4COM1-2COM1-4
OutputHigh = +5V TypicalHigh = +5V TypicalHigh = +5V TypicalHigh = +5V TypicalHigh = +5V TypicalHigh = +5V Typical
Low = +0V TypicalLow = +0V TypicalLow = +0V TypicalLow = +0V TypicalLow = +0V TypicalLow = +0V Typical
InputHigh > +3.5 TypicalHigh > +3.5 TypicalHigh > +3.3V TypicalHigh > +3.8 TypicalHigh > +3.8 TypicalHigh > +3.8 Typical
Low < +1.5 TypicalLow < +1.5 TypicalLow < +0V TypicalLow < +1.2 TypicalLow < +1.2 TypicalLow < +1.2 Typical
PortCOM3-4COM1-2RS-232RS-232RS-232RS-232
OutputHigh = +6V Typical, +5V MinimumHigh = +6V Typical, +5V MinimumHigh = +5.4V Typical, +5V MinimumHigh = +5.4V Typical, +5V MinimumHigh = +5.4V Typical, +5V MinimumHigh = +5.4V Typical, +5V Minimum
Low = -7V Typical, -5V MinimumLow = -7V Typical, -5V MinimumLow = -5.4V Typical, -5V MinimumLow = -5.4V Typical, -5V MinimumLow = -5.4V Typical, -5V MinimumLow = -5.4V Typical, -5V Minimum
InputHigh > +1.9V Typical, +2.4V MaximumHigh > +1.9V Typical, +2.4V MaximumHigh > +1.7V Typical, +2.3V MaximumHigh > +1.8V Typical, +2.4V MaximumHigh > +1.8V Typical, +2.4V MaximumHigh > +1.8V Typical, +2.4V Maximum
Low < +1.4V Typical, +0.8V MinimumLow < +1.4V Typical, +0.8V MinimumLow < +1.4V Typical, +.7V MinimumLow < +1.5V Typical, +0.8V MinimumLow < +1.5V Typical, +0.8V MinimumLow < +1.5V Typical, +0.8V Minimum
PortRS-232/CPIRS-232/CPI
OutputHigh = +5.4V Typical, +5V MinimumHigh = +5.4V Typical, +5V Minimum
Low = -5.4V Typical, -5V MinimumLow = -5.4V Typical, -5V Minimum
InputHigh > +1.8V Typical, +2.4V MaximumHigh > +1.8V Typical, +2.4V Maximum
Low < +1.5V Typical, +0.8V MinimumLow < +1.5V Typical, +0.8V Minimum
RS485
Data LoggerCR1000XCR6CR300 seriesCR1000CR800CR3000
RS485 HalfCOM3-4COM1-2nonnonnonnon
RS485 FullCOM3(C5-C8)COM1(C1-C4)nonnonnonnon
The maximum input voltage(最大許容電圧)
Data LoggerCR1000XCR6CR300 seriesCR1000CR800CR3000
port
Cport(C)
SE/Uart
SE&C : ±20VU&C : ±20VC : -10/+15VC : ±20VC : ±20VC : ±20V
RS-232RS-232/CPI : Rx ±25V, Tx ±15VRS-232/CPI : Rx ±25V, Tx ±15VRS-232 :Rx ±25V, Tx ±13VRS-232 :Rx ±25V, Tx ±5.VRS-232 :Rx ±25V, Tx ±5VRS-232 :Rx ±25V, Tx ±5V
*The allowable input voltage is up to ±25V and clamp the voltage at the Tx levels listed above.