| Comparison | 
			RIO-57410 | 
			RIO-57420 | 
		
		
			| RJ45 EtherCAT ports | 
			1x EtherCAT IN, 1x EtherCAT OUT | 
			1x EtherCAT IN, 1x EtherCAT OUT | 
		
		
			| RS-232 ports | 
			115 kB via USB for I/O configuration | 
			115 kB via USB for I/O configuration | 
		
		
			| Power | 
			9-48 VDC | 
			9-48 VDC | 
		
		
			| Screw terminals | 
			yes | 
			yes | 
		
		
			| Dimensions | 
			4.00” x 4.25” x 1.09” | 
			4.00” x 4.25” x 1.09” | 
		
		
			| Operating Temp | 
			0 - 70 C | 
			0 - 70 C | 
		
		
			| Humidity | 
			20 - 95% RH, non condensing | 
			20 - 95% RH, non condensing | 
		
		
			| Digital Inputs | 
			16 opto isolated | 
			16 opto isolated | 
		
		
			| Digital Outputs | 
			16 opto isolated 500 mA sourcing | 
			16 opto isolated 500 mA sourcing | 
		
		
			| Analog Inputs | 
			no | 
			8 (+/- 10V configurable) 12-bit default | 
		
		
			| Analog Outputs | 
			no | 
			8 (+/- 10V configurable) 12-bit default |