Advantech USB-4750 Isolated Digital Input, Isolated Digital Output, Isolated Counter, General

Appendix A Specifications

A.1 Isolated Digital Input

Channels					16
Interrupt Inputs					DI0, DI8
Optical Isolation					2500 VDC
Opto-isolator ResponseTime					25 µs
Input Voltage					5~50VDC, or dry contact
A.2 Isolated Digital Output
Channels			16
Optical Isolation			2500 VDC
Opto-isolatorResponse Time			25µs
Output Voltage			5 ~ 40 VDC
Sink Current			100mA/ch. Max. 1.1A/total Max.
A.3 Isolated Counter
Channels		2 independent
Resolution		32-bit counters (low 16bit by hardware and high
		16bit by firmware)
Base Clock		External				8MHz max.	2 independent program-
		Internal				20MHz max.	mable clock sources
Frequency Measurement		Input frequency from 0.1Hz to 1Mhz
External Input Divide		2 to 65535
A.4 General
I/O Connector Type	10-pin screw terminal *4
Dimensions	132 X 80 X 32 mm (5.2” X 3.2” X 1.3”)
Power Consumption	5 V @ 350 mA max.
Temperature	Operation			0~60° C (32~140° F) (refer to IEC 68-2-1, 2)
	Storage			-20~70° C (-4~158° F)
Relative Humidity	5%~95% RH non-condensing (refer to IEC 68-2-1, 2)

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