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USB-1608G-OEM User's Guide

Installing the USB-1608G-OEM

8

Calibrating the hardware

Factory calibration

The Measurement Computing Manufacturing Test department performs the initial factory calibration. Contact
Measurement Computing for details about how to return your device and have it calibrated to the factory
specifications.

Field calibration

The USB-1608G-OEM supports field calibration. Calibrate the device using InstaCal whenever the ambient
temperature changes by more than ±10 °C from the last field calibration.

Firmware updates

Your DAQ device contains firmware that can be updated in the field if required. Firmware is available for
download at update to your device firmware is available.

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Содержание USB-1608G-OEM

Страница 1: ...USB 1608G OEM High speed Multifunction DAQ Document Revision 2 January 2015 Copyright 2015 User s Guide...

Страница 2: ...it These warranties are in lieu of all other warranties expressed or implied including any implied warranty of merchantability or fitness for a particular application The remedies provided herein are...

Страница 3: ...ctory calibration 8 Field calibration 8 Firmware updates 8 Chapter 3 Functional Details 9 Analog input modes 9 Software paced 9 Hardware paced 9 Burst mode 9 Board components 10 USB connector 10 LEDs...

Страница 4: ...USB 1608G OEM User s Guide 4 Counter 20 Timer 21 Memory 21 Power 21 USB 21 Environmental 22 Mechanical 22 Header connector 22 Pin orientation 22 Differential mode pinout 23 Single ended mode pinout 24...

Страница 5: ...he 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 fin...

Страница 6: ...port due to the difference in transfer rates on the USB 1 1 versions of the protocol low speed and full speed The USB 1608G OEM is powered by the 5 volt USB supply from your computer and requires no...

Страница 7: ...nnect the USB cable to an available USB port on the computer or to an external USB hub connected to the computer Connect the other end of the USB cable to the USB connector on the device No external p...

Страница 8: ...ed to the factory specifications Field calibration The USB 1608G OEM supports field calibration Calibrate the device using InstaCal whenever the ambient temperature changes by more than 10 C from the...

Страница 9: ...e computer memory buffer You start a hardware paced 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...

Страница 10: ...s and Activity The Status LED turns on when the device is detected and installed on the computer The Activity LED blinks when data is transferred and is off otherwise Header connectors The header conn...

Страница 11: ...AGND Analog ground 13 NC No connection 41 AGND Analog ground 14 AGND Analog ground 42 AGND Analog ground 15 NC No connection 43 5V 5V output 16 AGND Analog ground 44 AGND Analog ground 17 NC No connec...

Страница 12: ...tal ground 25 DIO6 Digital input output 6 53 CTR1 Counter 1 26 DIO7 Digital input output 7 54 CTR0 Counter 0 27 GND Digital ground 55 TMR Timer output 28 GND Chassis ground 56 GND Digital ground Do no...

Страница 13: ...nnel Range Mode 0 CH5 BIP5V SE 1 CH1 BIP10V SE 2 CH15 BIP1V SE 3 CH5 BIP5V SE Carefully match the gain to the expected voltage range on the associated channel or an over range condition may occur Alth...

Страница 14: ...configured by default for pull down Figure 7 shows the jumper configured for pull up and pull down Caution The discharge of static electricity can damage some electronic components Before touching th...

Страница 15: ...odulation PWM timer output that can generate a pulse output with a programmable frequency in the range of 0 0149 Hz to 32 MHz The timer output parameters are software selectable Figure 8 shows the tim...

Страница 16: ...USB 1608G OEM User s Guide Functional Details 16 Mechanical drawings Figure 9 USB 1608G OEM circuit board dimensions...

Страница 17: ...ignal 3 dB 750 kHz Input capacitance 60 pf Max working voltage signal common mode 10 V range 10 2 V max relative to AGND 5 V range 10 2 V max relative to AGND 2 V range 9 5 V max relative to AGND 1 V...

Страница 18: ...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 extreme...

Страница 19: ...0 8 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 0 1 V max IOL 50 A 0 44 V max IOL 2 5 mA Output current 2 5 mA max Ext...

Страница 20: ...4 V to 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...

Страница 21: ...kS 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 3 Quiescent curre...

Страница 22: ...5 C max Storage temperature range 40 C to 85 C max Humidity 0 to 90 non condensing max Mechanical Table 15 Mechanical specifications Parameter Specification Dimensions L W H 121 92 86 36 15 24 4 80 3...

Страница 23: ...4 LO 11 CH3L Channel 3 LO 39 CH4H Channel 4 HI 12 AGND Analog ground 40 AGND Analog ground 13 NC No connection 41 AGND Analog ground 14 AGND Analog ground 42 AGND Analog ground 15 NC No connection 43...

Страница 24: ...el 11 39 CH4 Channel 4 12 AGND Analog ground 40 AGND Analog ground 13 NC No connection 41 AGND Analog ground 14 AGND Analog ground 42 AGND Analog ground 15 NC No connection 43 VO 5V voltage output 16...

Страница 25: ...Measurement Computing Corporation 10 Commerce Way Suite 1008 Norton Massachusetts 02766 508 946 5100 Fax 508 946 9500 E mail info mccdaq com www mccdaq com...

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