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Keysight U2600A Series USB Isolated Digital Input/Output Modules
User’s Guide

41

3

Features and Functions

Digital Input/Output

Virtual Port Group Function

Interrupt Function

Trigger Function

This chapter describes the features and functions of the Keysight U2600A Series

USB isolated digital input/output modules. This includes the operations of the

isolated digital input/output, group function, interrupt function and trigger

function.

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Summary of Contents for U2600A Series

Page 1: ...Keysight U2600A Series USB Isolated Digital Input Output Modules User s Guide...

Page 2: ......

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Page 4: ...to the public or 2 Relinquish to or otherwise provide the government rights in excess of these rights customarily provided to the public to use modify reproduce release perform display or disclose co...

Page 5: ...tion or reinforced insulation Alternating current AC Off power supply Both direct and alternating current On power supply Three phase alternating current Caution risk of electric shock Earth ground te...

Page 6: ...ys use the device with the cables provided Observe all markings on the device before connecting to the device Turn off the device and application system power before connecting to the I O terminals Wh...

Page 7: ...rcuitry Applying excessive voltage or overloading the input terminal will damage the device permanently If the device is used in a manner not specified by the manufacturer the protection provided by t...

Page 8: ...0 C Altitude Up to 2 000 m Pollution degree 2 Installation category II NOTE The U2600A Series USB Isolated Digital Input Output Modules complies with the following safety and EMC requirements IEC 6101...

Page 9: ...plies with all the relevant European Legal Directives The RCM mark is a registered trademark of the Australian Communications and Media Authority ICES NMB 001 indicates that this ISM device complies w...

Page 10: ...l Instrument product The affixed product label is as shown below Do not dispose in domestic household waste To return this unwanted instrument contact your nearest Keysight Service Center or visit htt...

Page 11: ...duction 18 Product Overview 19 Product outlook 19 Product dimension 20 Terminal Block Overview 21 Standard Purchase Items Checklist 22 Software Installation 23 L Mount Kit Installation 24 General Main...

Page 12: ...ated digital input channels 43 Isolated digital output channels 44 Virtual Port Group Function 47 Interrupt Function 49 Trigger Function 53 4 Characteristics and Specifications 5 Dismantle Procedures...

Page 13: ...3 Figure 3 2 The maximum and minimum allowable input voltage at DIin and DICOM and the absolute voltage range for DIO to see a logic high 43 Figure 3 3 Isolated digital output is switched on with load...

Page 14: ...14 Keysight U2600A Series User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 15: ...s legend for U2651A 34 Table 2 2 Pins legend for U2652A 36 Table 2 3 Pins legend for U2653A 38 Table 2 4 U2600A series J1 connector pin assignment 39 Table 2 5 U2600A series J1 connector legend 40 Tab...

Page 16: ...16 Keysight U2600A Series User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 17: ...ist 22 Software Installation 23 L Mount Kit Installation 24 General Maintenance 26 Additional Information 27 This chapter contains instructions on how to get started with U2600A Series USB isolated di...

Page 18: ...V as logic high This provides you with more choices when choosing external sensors with different DC output levels The U2600A Series modules are also equipped with a high voltage isolation protection...

Page 19: ...ng Started 1 Keysight U2600A Series User s Guide 19 Product Overview Product outlook Front View Rear View Top view Bumper DI DO indicator Power indicator Connector USB connector Power inlet Plastic ca...

Page 20: ...g Started 20 Keysight U2600A Series User s Guide Product dimension With plastic casing Top view Without plastic casing Top view Front view Front view 182 39 mm 174 54 mm 44 00 mm 120 00 mm 25 00 mm 10...

Page 21: ...Getting Started 1 Keysight U2600A Series User s Guide 21 Terminal Block Overview Top view Side View 118 60 mm 158 00 mm 28 40 mm 51 50 mm...

Page 22: ...the nearest Keysight Sales Office DC power adapter Power cord USB extension cable L Mount kit used with the Keysight U2781A modular instrument chassis Keysight USB Modular Products and Systems Quick...

Page 23: ...es USB isolated DIO modules with the Keysight Measurement Manager application software follow the step by step instructions as shown in the Keysight USB Modular Products and Systems Quick Start Guide...

Page 24: ...ibes simple procedures of installing the L Mount kit to a U2600A Series USB isolated DIO modules 1 Unpack the L Mount kit from the packaging 2 Remove your USB device from its plastic casing by pulling...

Page 25: ...s Guide 25 4 To slot in the USB module to your chassis turn your module perpendicularly and ensure that the 55 pin backplane connector is at the bottom side of the USB module 5 Your USB module is now...

Page 26: ...e 2 Remove your USB device from its plastic casing by pulling at the bumper front end of the casing outward direction Then lift the plastic body casing and remove it from your USB device 3 Holding you...

Page 27: ...les the communication between the USB device and the PC To verify that your USB device has established a connection with your PC do the following steps 1 Go to Start All Programs Keysight IO Libraries...

Page 28: ...ght Interactive IO dialog box will appear as shown below Click Send Read to send the IDN default SCPI command The instrument s response will be displayed in the Instrument Session History panel 4 Succ...

Page 29: ...and write data to instrument Interrupt Demonstrates how the interrupt function works Trigger Demonstrates how the trigger function works An error will be shown if user tries to write the value after t...

Page 30: ...1 Getting Started 30 Keysight U2600A Series User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 31: ...ion 32 Connector Pins Configuration for U2651A 33 Connector Pins Configuration for U2652A 35 Connector Pins Configuration for U2653A 37 55 pin Connector J1 Pins Configuration 39 This chapter describes...

Page 32: ...II connector The connector pins configuration for all of the U2600A Series USB isolated DIO modules are provided in this chapter When the DIO module is used in a modular instrument chassis U2781A see...

Page 33: ...2 7 COM_101 9 59 COM_102 VDD_201 34 84 VDD_202 COM_101 10 60 COM_102 DO_GND 35 85 DO_GND COM_101 11 61 COM_102 DO_GND 36 86 DO_GND COM_101 12 62 COM_102 DO_GND 37 87 DO_GND DI_103 0 13 63 DI_104 0 DO_...

Page 34: ...to 7 n 1 2 3 4 COM_101 Common junction for input channel 1 COM_102 Common junction for input channel 2 COM_103 Common junction for input channel 3 COM_104 Common junction for input channel 4 VDD_201...

Page 35: ...OM_101 9 59 COM_102 COM_105 34 84 COM_106 COM_101 10 60 COM_102 COM_105 35 85 COM_106 COM_101 11 61 COM_102 COM_105 36 86 COM_106 COM_101 12 62 COM_102 COM_105 37 87 COM_106 DI_103 0 13 63 DI_104 0 DI...

Page 36: ...n 1 to 8 COM_101 Common junction for input channel 1 COM_102 Common junction for input channel 2 COM_103 Common junction for input channel 3 COM_104 Common junction for input channel 4 COM_105 Common...

Page 37: ...206 7 VDD_201 9 59 VDD_202 VDD_205 34 84 VDD_206 DO_GND 10 60 DO_GND DO_GND 35 85 DO_GND DO_GND 11 61 DO_GND DO_GND 36 86 DO_GND DO_GND 12 62 DO_GND DO_GND 37 87 DO_GND DO_203 0 13 63 DO_204 0 DO_207...

Page 38: ...01 VDD pin for output channel 1 VDD_202 VDD pin for output channel 2 VDD_203 VDD pin for output channel 3 VDD_204 VDD pin for output channel 4 VDD_205 VDD pin for output channel 5 VDD_206 VDD pin for...

Page 39: ...in assignment 11 GND 12 V 12 V GND USB_D USB_D GND 10 GND 12 V 12 V 12 V GND GND GND 9 GND 12 V 12 V 12 V GND USB_VBUS GND 8 GND NC BRSV GND NC NC GND 7 GND NC GA0 NC GND NC GND 6 GND NC GA1 GND NC NC...

Page 40: ...ight U2600A Series User s Guide Table 2 5 U2600A series J1 connector legend Pin Descriptions 12 V 12 V power from backplane GND Ground BRSV Reserved pin STAR_TRIG Star trigger USB_VBUS USB bused power...

Page 41: ...put 42 Virtual Port Group Function 47 Interrupt Function 49 Trigger Function 53 This chapter describes the features and functions of the Keysight U2600A Series USB isolated digital input output module...

Page 42: ...ight data bit Refer to Connector Pins Configuration for U2651A on page 33 for more information on the pins configuration The 64 bit U2652A digital input model is segmented into eight channels where al...

Page 43: ...allowable input voltage at DIin and DICOM are 24 V and 24 V respectively regardless of its polarity as shown below 1 24 V at DIin and 24 V at DICOM or 2 24 V at DICOM and 24 V at DIin Figure 3 1 Isol...

Page 44: ...le will see a logic high at that bit Isolated digital output channels The common ground connection of isolated digital output is shown in the Figure 3 3 When the isolated digital output is switched ON...

Page 45: ...Features and Functions 3 Keysight U2600A Series User s Guide 45 Figure 3 3 Isolated digital output is switched on with load Figure 3 4 Isolated digital output is switched off with load...

Page 46: ...3 Output a signal at one bit of a digital output channel SCPI Example 4 Output a signal at a digital output channel DIG DATA BIT 1 101 Read bit 1 of channel 101 1 The return value will be either 1 or...

Page 47: ...channel number is 199 and for output operations the channel number is 299 The grouping does not need to be sequential in nature since the bits in channel 199 or 299 will link the specified bits to its...

Page 48: ...s in channel number 299 CONF DIG GRO 202 0 202 3 202 5 202 7 203 5 203 7 204 0 204 5 299 SOUR DIG DATA 0 299 Set channel number 299 to output all zeros Group different output bits in channel number 29...

Page 49: ...enable the interrupt first by selecting the triggering source i e bit 301 or bit 302 For example the following SCPI command is used to set bit 301 as the triggering source SENS DIG INT ENAB ON 301 Whe...

Page 50: ...l be sent to bit 0 of Status Byte Register If the return value is 2 in binary is 10 it means that the information at bit 0 of Event Register in Interrupt Operation Register will be sent to bit 0 of St...

Page 51: ...n enable the Interrupt Operation Register so that it will alert the Status Byte Register whenever an interrupt has occured Finally check the status in Status Byte Register with the SCPI command STB If...

Page 52: ...ccurred but STB doesn t see it yet STAT INT ENAB 1 Enable the bit so STB can see it STB Query STB again 1 Now STB sees that an interrupt has occurred STAT INT EVEN Find out which interrupt source 1 1...

Page 53: ...e and the input reading values will also be frozen Whereas for the interrupt function the IO operation is still running The following flowchart illustrates the way the trigger function operates Figure...

Page 54: ...ding the query command SENS DIG DATA BYTE 101 104 will return 111 111 111 111 even the supply value at the DIO module has changed to 98 for this case At this stage users are allow to configure the out...

Page 55: ...input value it will return 98 in this case The command TRIG MON STAT is used to query the current monitoring status process For example when this command is sent at this stage TRIG MON STAT 1 TRIG MO...

Page 56: ...DATA BYTE 44 201 202 SOUR DIG DATA BYTE 222 203 204 Configure output value only The actual hardware output did not change yet still remain at 123 99 123 99 SOUR DIG DATA BYTE 201 204 44 44 222 222 Ac...

Page 57: ...201 204 233 9 205 11 SCPI value remain SOUR DIG DATA LWOR 40154879 201 SOUR DIG DATA WORD 201 203 46847 612 SOUR DIG DATA BYTE 201 204 255 182 100 2 User may configure the output value as many times a...

Page 58: ...05 11 but SCPI value is at 145 33 123 25 Trigger happen TRIG MON STAT 1 TRIG MON STAT 0 Check whether trigger had happened and reset to zero when user query for second time TRIG MON 0 This command wil...

Page 59: ...re is not allowed CLS RST TRIG SOUR 302 Set 302 as trigger source Interrupt command is not allow in trigger mode If used an error will occur DIG INT 1 301 SYST ERR 308 Channel not able to perform requ...

Page 60: ...301 302 0 0 Select 301 as trigger source Interrupt feature will be automatically disabled when user select trigger source 0 means the interrupt function is not enabled TRIG SOUR NONE Turn off the trig...

Page 61: ...299 SOUR DIG DATA BYTE 234 299 SOUR DIG DATA BYTE 299 234 SOUR DIG DATA BYTE 201 204 20 128 1 2 Actual hardware value at 20 128 1 2 TRIG SOUR 302 Set 302 as trigger source SOUR DIG DATA BYTE 201 204...

Page 62: ...ill remain unchanged Note that before the trigger occur the hardware value still at 20 128 1 2 but SCPI value is at 48 128 4 8 TRIGGER OCCURED TRIG MON STAT Check whether a trigger signal is detected...

Page 63: ...t Modules User s Guide 63 4 Characteristics and Specifications For the characteristics and specifications of the U2600A Series USB Isolated Digital Input Output Modules refer to the datasheet at http...

Page 64: ...4 Characteristics and Specifications 64 Keysight U2600A Series User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 65: ...er s Guide 65 5 Dismantle Procedures General Disassemble 66 Troubleshooting 70 Self Test Procedures 71 This chapter describes the step by step disassemble procedures and list the available replacement...

Page 66: ...order The removable assemblies include Plastic casing Metal casing Rear metal casing Front metal casing which is attached to the carrier board and measurement board Mechanical disassemble Follow the i...

Page 67: ...Dismantle Procedures 5 Keysight U2600A Series User s Guide 67 Step 2 Flip the plastic casing open Step 3 Slide the metal casing out of the plastic casing Metal casing...

Page 68: ...ng indicated screws from metal casing Step 5 Gently pull the front metal piece out which is attached to the carrier and measurement boards Step 6 Unscrew all the following indicated screws from the me...

Page 69: ...Dismantle Procedures 5 Keysight U2600A Series User s Guide 69 Disassembled parts Metal casing Rear metal casing Carrier board and measurement board Front metal casing...

Page 70: ...o the power inlet in the DAQ device 2 Power Indicator LED is lit but the AO AI Indicator LED is not lit Verify that the USB cable is connected to the PC and the USB inlet in the DAQ device 3 Power Ind...

Page 71: ...dialog box 3 Send the SCPI command TST to the instrument to start perform the self test of the instrument 4 The command will return either 0 to indicate all tests passes or 1 to indicate one or more t...

Page 72: ...5 Dismantle Procedures 72 Keysight U2600A Series User s Guide THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK...

Page 73: ...mation is subject to change without notice Always refer to the Keysight website for the latest revision Keysight Technologies 2007 2020 Edition 8 October 2020 Printed in Malaysia k U2651 90011 www key...

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