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USB-SSR08 User's Guide 

 

Main connector............................................................................................................................................... 4-3

 

Screw terminal pin out................................................................................................................................................... 4-3

 

 

 

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Summary of Contents for USB-SSR08

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Page 2: ...USB SSR08 USB based 8 Solid state Relay Module Interface Device User s Guide Document Revision 4 June 2006 Copyright 2006 Measurement Computing Corporation ...

Page 3: ...ion that is damaged even due to misuse for only 50 of the current list price I O boards face some tough operating conditions some more severe than the boards are designed to withstand When a board becomes damaged just return the unit with an order for its replacement at only 50 of the current list price We don t need to profit from your misfortune By the way we honor this warranty for any manufact...

Page 4: ...e is granted by implication or otherwise under any patent or copyrights of Measurement Computing Corporation All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form by any means electronic mechanical by photocopying recording or otherwise without the prior written permission of Measurement Computing Corporation Notice Measurement Co...

Page 5: ... 2 2 Installing the USB SSR08 2 2 Configuring the hardware switches 2 2 Connecting the external power supply 2 4 Connecting the USB SSR08 to your system 2 4 Chapter 3 Functional Details 3 1 Internal components 3 1 USB in connector 3 1 USB out connector 3 1 External power connectors 3 2 USB LED 3 2 PWR LED 3 2 I O module type switch S1 3 2 Control logic polarity switch S2 3 3 Relay power up state s...

Page 6: ...USB SSR08 User s Guide Main connector 4 3 Screw terminal pin out 4 3 v ...

Page 7: ...of manuals and help topic titles and to emphasize a word or phrase For example The InstaCal installation procedure is explained in the Quick Start Guide Never touch the exposed pins or circuit connections on the board Where to find more information The following electronic documents provide information relevant to the operation of the USB SSR08 MCC s Specifications USB SSR08 the PDF version of the...

Page 8: ...module group is switch settable for active high or low default logic with an on board switch The power up state for output modules is switch settable with an on board switch Independent LEDs at each module position indicate the on off status of each module Switch settings can be read back with software The USB SSR08 has eight pairs of screw terminals for your field wiring connections Positive and ...

Page 9: ...the solid state relay module mounting positions USB SSR08 block diagram USB SSR08 functions are illustrated in the block diagram shown here Load 4 USB Microcontroller 500 mA USB 2 0 compliant interface Power Regulator Power Monitor SSR module SSR module SSR module SSR module 4 8 7 6 5 4 3 2 1 9 0 V External Power SSR modules 1 to 4 Port C LO Switch S1 I O type Relay driver Switch S3 pull up down R...

Page 10: ...your USB SSR08 No third party device driver is required You can connect the USB SSR08 before or after you install the software and without powering down your computer first When you connect an HID to your system your computer automatically detects it and configures the necessary software You can connect and power multiple HID peripherals to your system using a USB hub You can connect your system t...

Page 11: ...y USB cable 2 meter length Additional documentation In addition to this hardware user s guide you should also receive the Quick Start Guide available in PDF at www mccdaq com PDFmanuals DAQ Software Quick Start pdf This booklet supplies a brief description of the software you received with your USB SSR08 and information regarding installation of that software Please read this booklet completely be...

Page 12: ...nal power supply that was shipped with the device You can connect up to four MCC USB Series products in a daisy chain configuration to a single USB 1 1 port or USB 2 0 port on your computer Configuring the hardware switches The USB SSR08 has three on board switches that you set to configure the I O module type relay logic polarity and relay power up state Configure these switches before you connec...

Page 13: ... or non inverted active low default logic By default this switch is shipped with all banks configured for non inverted logic as shown in Fi gure 2 3 Figure 2 3 Relay logic switch S2 CH CL INVERT NON INVERT S2 For input modules invert mode returns a 1 when the modules are active Non invert mode returns a 0 when the modules are active For output modules invert mode allows you to write a 1 to activat...

Page 14: ...cable to the USB connector labeled USB IN on the USB SSR08 Connect the other end of the USB cable to a USB port on your computer or to an external USB hub that is connected to your computer The USB LED illuminates green The USB cable provides power and communication to the USB SSR08 When you connect the USB SSR08 for the first time a Found New Hardware popup balloon Windows XP or dialog other Wind...

Page 15: ...ollowing 1 2 3 4 Unplug the USB cable from the USB SSR08 Unplug the external power cord from the POWER IN connector on the enclosure Plug the external power cord back into the POWER IN connector Plug the USB cable back into the USB SSR08 Your system should now properly detect the USB SSR08 hardware Contact technical support if your system still does not detect the USB SSR08 2 5 ...

Page 16: ... SSR08 components USB in connector The USB in connector is labeled USB IN on the enclosure and on the board This connector is a USB 2 0 full speed input connector that you connect to the USB port on your computer or USB hub connected to your computer This connector supports USB 1 1 USB 2 0 devices USB out connector The USB out connector is labeled USB OUT on the enclosure on the board This connect...

Page 17: ...dy green The USB SSR08 is connected to a computer or external USB hub Pulsing green Initial communication is established between the USB SSR08 and the computer or data is being transferred PWR LED The USB SSR08 incorporates an on board voltage supervisory circuit that monitors the external 9 V power If the input voltage falls outside of the specified ranges the PWR LED shuts off Tab explains the f...

Page 18: ... up gure 3 4 Figure 3 4 Switch S3 default configuration CH CL P DN P UP S3 Screw terminals The USB SSR08 has eight screw terminal pairs to connect external devices to the SSR modules Two terminals are dedicated to each module one positive and one negative terminal Each screw terminal is identified with a label on the board and on the underside of the enclosure lid Figure 3 5 Screw terminals Cautio...

Page 19: ... module to the Power IN connector on the new module This step is required only if you plan to daisy chain power to another module Connect the USB OUT connector on the connected module to the USB IN connector on the new module To add another module repeat steps 1 2 with the module you just connected now being the connected module A daisy chain example is shown in Note that the last board in the cha...

Page 20: ...power up I O module logic polarity Selectable via switch S2 Switch settings for polarity can be read back via software Default to non inverted For input modules invert mode returns a 1 when module is active non invert mode returns a 0 when module is active For output modules invert mode allows users to write a 1 to activate the module non invert mode allows users to write a 0 to activate the modul...

Page 21: ...ers must plan for this drop to assure the last module in the chain will receive at least 6 0 VDC USB specifications Table 5 USB specifications USB B connector Input USB device type USB 2 0 full speed Device compatibility USB 1 1 USB 2 0 USB A connector Downstream hub output port Supports USB 2 0 high speed full speed and low speed operating points USB hub type Self powered 100 mA max downstream VB...

Page 22: ...5 C Humidity 0 to 90 non condensing Main connector Table 9 Connector specifications Connector type Screw terminal Wire gauge range 12 to 22 AWG Screw terminal pin out Pin Signal Name 1 Module 1 1 Module 1 2 Module 2 2 Module 2 3 Module 3 3 Module 3 4 Module 4 4 Module 4 5 Module 5 5 Module 5 6 Module 6 6 Module 6 7 Module 7 7 Module 7 8 Module 8 8 Module 8 4 3 ...

Page 23: ...ex A IEC 1000 4 2 1995 Electrostatic Discharge immunity Criteria C IEC 1000 4 3 1995 Radiated Electromagnetic Field immunity Criteria C IEC 1000 4 4 1995 Electric Fast Transient Burst immunity Criteria A IEC 1000 4 5 1995 Surge immunity Criteria C IEC 1000 4 6 1996 Radio Frequency Common Mode immunity Criteria A IEC 1000 4 8 1994 Magnetic Field immunity Criteria A IEC 1000 4 11 1994 Voltage Dip an...

Page 24: ...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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