Measurement Computing USB-1608GX, User Manual

Page 1: ...USB 1608GX Multifunction DAQ Device User s Guide January 2019 Rev 2 Measurement Computing...

Page 2: ...ny form by any means electronic mechanical by photocopying recording or otherwise without the prior written permission of Measurement Computing Corporation Notice Measurement Computing Corporation doe...

Page 3: ...pdates 7 Chapter 3 Functional Details 8 Analog input modes 8 Software paced 8 Hardware paced 8 Burst mode 8 External components 9 USB connector 9 LEDs 9 Screw terminals 9 Signal connections 11 Analog...

Page 4: ...1608GX User s Guide 4 Timer 20 Memory 20 Power 20 USB 20 Environmental 21 Mechanical 21 Screw terminal connector 21 Differential mode pinout 21 Single ended mode pinout 22 EU Declaration of Conformity...

Page 5: ...e names of objects on a screen such as buttons text boxes and check boxes italic text Italic text is used for the names of manuals and help topic titles and to emphasize a word or phrase Where to find...

Page 6: ...s for field wiring connections The USB 1608GX is powered by the 5 volt USB supply from your computer no external power is required A USB cable is shipped with the device The USB 1608GX device is compa...

Page 7: ...ice The dialog closes after the device is installed A green Status LED indicates the device status When the LED is on the device is powered and ready for operation When the LED is off the device is no...

Page 8: ...o the computer memory buffer You start a continuous scan with either a software command or with an external hardware trigger event The maximum sampling rate in hardware paced mode from one to 16 chann...

Page 9: ...en the device is detected and installed on the computer The Activity LED blinks when data is transferred and is off otherwise Figure 3 shows the location of each LED Screw terminals The screw terminal...

Page 10: ...USB 1608GX User s Guide Functional Details 10 Figure 4 SE mode pinout Figure 5 DIFF mode pinout...

Page 11: ...voltage source When connecting DIFF voltage inputs to a floating voltage source make sure the DIFF input channel has a DC return path to ground To create this path connect a resistor from each low cha...

Page 12: ...ach digital channel is individually configurable for input or output The digital I O terminals can detect the state of any TTL level input Refer to the schematic shown in Figure 7 Figure 7 Schematic s...

Page 13: ...nections on our website at www mccdaq com support DAQ Signal Connections aspx Trigger input The TRIG terminal is an external digital trigger input The trigger mode is software selectable for edge or l...

Page 14: ...gure 10 Timer output schematic Power output The 5V terminal can output up to 10 mA maximum You can use this terminal to supply power to external devices or circuitry Caution The 5V terminal is an outp...

Page 15: ...USB 1608GX User s Guide Functional Details 15 Mechanical drawings Figure 11 USB 1608GX circuit board top and enclosure dimensions...

Page 16: ...signal 3 dB 870 kHz Input capacitance 60 pf Max working voltage signal common mode 10V range 10 2 V max relative to AGND 5V range 10 2 V max relative to AGND 2V range 9 5 V max relative to AGND 1V ra...

Page 17: ...10 V 6 0 91 5 V 6 0 91 2 V 7 1 06 1 V 9 1 36 Settling time Settling time is defined as the accuracy that can be expected after one conversion when switching from a channel with a DC input at one extr...

Page 18: ...max 0 5 V absolute min 0 V recommended min Output high voltage 4 4 V min IOH 50 A 3 76 V min IOH 2 5 mA Output low voltage 0 1 V max IOL 50 A 0 44 V max IOL 2 5 mA Output current 2 5 mA max External...

Page 19: ...1 2 V Input high voltage 2 2 V min 5 5 V absolute max Input low voltage 1 5 V max 0 5 V absolute min 0 V recommended min Output high voltage 4 4 V min IOH 50 A 3 76 V min IOH 2 5 mA Output low voltage...

Page 20: ...S analog input Non volatile memory 32 KB 28 KB firmware storage 4 KB calibration user data Power Table 12 Power specifications Parameter Condition Specification Supply current Note 1 Quiescent current...

Page 21: ...1 CH6L AI channel 6 LO 5 CH1L AI channel 1 LO 32 CH6H AI channel 6 HI 6 AGND Analog ground 33 AGND Analog ground 7 CH2H AI channel 2 HI 34 CH5L AI channel 5 LO 8 CH2L AI channel 2 LO 35 CH5H AI channe...

Page 22: ...12 AI channel 12 11 CH11 AI channel 11 38 CH4 AI channel 4 12 AGND Analog ground 39 AGND Analog ground 13 NC No connection 40 AGND Analog ground 14 AGND Analog ground 41 AGND Analog ground 15 NC No co...

Page 23: ...uropean Directives Electromagnetic Compatibility EMC Directive 2014 30 EU Low Voltage Directive 2014 35 EU RoHS Directive 2011 65 EU Conformity is assessed in accordance to the following standards EMC...

Page 24: ...ion NI Hungary Kft 10 Commerce Way H 4031 Debrecen H tar t 1 A Hungary Norton Massachusetts 02766 Phone 36 52 515400 508 946 5100 Fax 36 52 515414 Fax 508 946 9500 http hungary ni com debrecen E mail...