NI 9870 Operating Instructions and Specifications
Contents
1. 921 6 kbps 250 pF equivalent Maximum cable length National Instruments Corp 11 NI 9870 Operating Instructions Note Cable capacitance greater than 250 pF may 3 adversely affect the maximum baud rate and thermal dissipation Maximum RS232 Receive signal RXD CTS DSR DCD RI Continuous Voltage 8 V ER Note Continuous RS232 input voltages in excess of x8 V may cause excessive thermal dissipation Data line ESD protection human body model 15 kV MIBE iussus iine 448 008 hours at 25 C Bellcore Issue 6 Method 1 Case 3 Limited Part Stress Method 3 Note Contact NI for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications NI 9870 Operating Instructions 12 ni com Power Requirements Power consumption from chassis Active mode s src 0 5 W max Sleep mode 50 uW max Thermal dissipation at 70 C Active mode sirnani tee 1 5 W max Sleep mode 0 5 W max Required external supply voltage range Vsup 8 to 28 VDC Power supply consumption from external supply Vsyp Typical uidusad arie 0 5W Maximum eene 2W Physical Characteristics If you need to clean the module wipe it with a dry towel Wel clits c i etate Approx 154 g 5 4 oz National Instruments Corp 13 NI 9870 Operating Instructions Safety M2. 2 Environmental Management NI is committed to designing and manufacturing products in an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers For additional environmental information refer to the NI and the Environment Web page at ni com environment This page contains the environmental regulations and directives with which NI complies as well as other environmental information not included in this document National Instruments Corp 19 NI 9870 Operating Instructions Waste Electrical and Electronic Equipment WEEE X EU Customers At the end of their life cycle all products must be sent to a WEEE recycling center For more information about WEEE recycling centers and National Instruments WEEE initiatives visit ni com environment weee htm Bar mis Riehl SED CHE ROHS FAEI25A National Instruments A P ES T f Bh OO T dd rp Eg gap f REA ES RoHS T National Instruments F E RoHS AUEREA TEESE ni com environment rohs china Forinformation about China RoHS compliance go to ni com environment rohs china NI 9870 Operating Instructions 20 ni com Where to Go for Support The National Instruments Web site is your complete resource for technical support At ni com support you have access to everything from troubleshooting and application development self help res
3. D T4 Class I Zone 2 Ex nA II T4 Europe DEMRKO Ex nA IIC T4 National Instruments Corp 15 NI 9870 Operating Instructions Safety Standards The NI 9870 is designed to meet the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use e IEC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 ays Note For UL and other safety certifications refer to the product label or visit ni com certification search by model number or product line and click the appropriate link in the Certification column Electromagnetic Compatibility Emissions c cceececeeeeeeeeeeeeeeeeeeeees EN 55011 Class A at 10 m FCC Part 15A above 1 GHz Immunity eer ores Industrial levels per EN 61326 1 1997 A2 2001 Table A 1 EMC EML ice rte CE C Tick and FCC Part 15 Class A Compliant NI 9870 Operating Instructions 16 ni com Note For the standards applied to assess the EMC of this nye product refer to the Online Product Certification section 3 Note For EMC compliance operate this device with shielded cabling CE Compliance C This product meets the essential requirements of applicable European Directives as amended for CE marking as follows Low Voltage Directive safety 2006 95 EC Electromagnetic Compatibility Directive EMC sss 2004 108 EC Online Product Certification Refer to the pro
4. 23545 NI 9870 Operating Instructions 22 ni com National Instruments NI ni com and LabVIEW are trademarks of National Instruments Corporation Refer to the Terms of Use section on ni com 1ega1 for more information about National Instruments trademarks Other product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering National Instruments products technology refer to the appropriate location Help Patents in your software the patents txt file on your media or the National Instruments Patent Notice at ni com patents 2007 2008 National Instruments Corp All rights reserved 372276B 01 Sep08
5. OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9870 4 Port RS232 Serial Module b f NATIONAL y INSTRUMENTS This document describes how to use the National Instruments 9870 and includes specifications and pin assignments for the NI 9870 Visit ni com info and enter rdsoftwareversion to determine which software you need for the modules you are using For information about installing configuring and programming the system refer to the system documentation Visit ni com info and enter cseriesdoc for information about C Series documentation yi Note The safety guidelines and specifications in this document are specific to the NI 9870 The other components in the system might not meet the same safety ratings and specifications Refer to the documentation for each component in the system to determine the safety ratings and specifications for the entire system Visit ni com info and enter cseriesdoc for information about C Series documentation Safety Guidelines Operate the NI 9870 only as described in these operating instructions Hot Surface This icon denotes that the component may be hot Touching this component may result in bodily injury NI 9870 Operating Instructions 2 ni com Safety Guidelines for Hazardous Locations The NI 9870 is suitable for use in Class I Division 2 Groups A B C D T4 hazardous locations Class I Zone 2 AEx nA II T4 and Ex nA II T4 hazardous locations and nonhazardous loc
6. T TXD 9 RXD 8 TXD 10 DCD 9 RXD 10 DCD These signals are shared by all four RJ 50 connectors on the NI 9870 NI 9870 Operating Instructions 6 ni com The cables included with your kit convert the RJ 50 pinout to the standard NI pinout on a DB 9 male connector as shown in Table 2 Table 2 Pin Assignments for RS232 DB 9 Male Connector Connector Pin Signal 1 DCD 2 RXD O 3 TXD 4 DTR 6 o ej 7 o9 allo 2 A 5 GND o 9 o olls 6 DSR T RTS 8 CTS 9 RI National Instruments Corp 7 NI 9870 Operating Instructions You must connect an external power supply to the NI 9870 This power supply provides the power for the RS232 transceivers on the module You can use the included female four position pigtail to connect to an external voltage source Figure 1 lists the connections between an external voltage source of 8 V to 28 V and the NI 9870 1 Vsus 2 Vsup 3 COM 4 COM Figure 1 Four Position External Power Connector NI 9870 Operating Instructions 8 ni com Figure 2 shows the method of power connection to the NI 9870 module Attach an isolated power supply to the V and COM terminals using the included pigtail Red E Any 8 28 V Isolated Power Supply NI P N 198159 XX Female Microfit Pigtail Figure 2 Powering the NI 9870 from an Isolated Power Source Figure 3 shows how to use the optio
7. ations only Follow these guidelines if you are installing the NI 9870 in a potentially explosive environment Not following these guidelines may result in serious injury or death Caution Do not disconnect I O side wires or connectors unless power has been switched off or the area is known to be nonhazardous Caution Do not remove modules unless power has been switched off or the area is known to be nonhazardous Caution Substitution of components may impair suitability for Class I Division 2 Caution For Zone 2 applications install the CompactRIO system in an enclosure rated to at least IP 54 as defined by IEC 60529 and EN 60529 PBPPRPPEP National Instruments Corp 3 NI 9870 Operating Instructions Caution For Zone 2 applications install a protection UN device between the RS232 signal cables and the NI 9870 RJ 50 jacks ports 1 4 The device must prevent the RS232 signal to signal or signal to COM voltage from exceeding 35 V if there is a transient overvoltage condition A Caution For Zone 2 applications install a protection device between the external power supply and the NI 9870 V sup and COM pins The device must prevent the V supto0 COM voltage from exceeding 39 V if there is a transient overvoltage condition Special Conditions for Hazardous Locations in Europe This equipment has been evaluated as Ex nA IIC T4 equipment under DEMKO Certificate No 07 ATEX 0626664X Each module is marked 9 II 3G and is suitabl
8. aximum Voltage Connect only voltages that are within these limits RS232 Receive Signal to COM RXD CTS DSR DCD RI 25 V max Measurement Category I RS232 Transmit Signal to COM TX RTS DTR Arepua niia 13 2 V max Measurement Category I Vsup to COM sse 28 V max Measurement Category I Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical supply system that powers equipment This category is for measurements of voltages from specially protected secondary circuits Such voltage measurements include signal levels special equipment limited energy parts of equipment circuits powered by regulated low voltage sources and electronics The maximum voltage that can be applied or output without creating a safety hazard NI 9870 Operating Instructions 14 ni com Caution Do not connect to signals or use for measurements within Measurement Categories II III or IV Isolation Voltages Port to earth ground Withstand esses 1000 Vms verified by a dielectric withstand test 5 s Continuous eeeeeeeee 60 VDC Measurement Category I Hazardous Locations US UE s aite en Class I Division 2 Groups A B C D T4 Class I Zone 2 AEx nA II TA Canada C UL usss Class I Division 2 Groups A B C
9. duct Declaration of Conformity DoC for additional regulatory compliance information To obtain product certifications and the DoC for this product visit ni com certification search by module number or product line and click the appropriate link in the Certification column National Instruments Corp 17 NI 9870 Operating Instructions Shock and Vibration To meet these specifications you must panel mount the CompactRIO system Operating vibration random IEC 60068 2 64 5 gms 10 to 500 Hz Operating shock IEC 60068 2 27 sssssseesse 30 g 11 ms half sine 50 g 3 ms half sine 18 shocks at 6 orientations Operating vibration sinusoidal IEC 60068 2 6 5 g 10 to 500 Hz Environmental CompactRIO modules are intended for indoor use only For outdoor use mount the CompactRIO system in a suitably rated enclosure Refer to the installation instructions for the chassis you are using for more information about meeting these specifications Operating temperature 40 to 70 C Storage temperature 40 to 85 C Ingress protection IP 40 NI 9870 Operating Instructions 18 ni com Operating humidity 10 to 90 RH noncondensing Storage humidity 5 to 9596 RH noncondensing Maximum altitude 2 000 m Pollution Degree IEC 60664
10. e for use in Zone 2 hazardous locations If you are using the NI 9870 in Gas Group IIC hazardous locations or in ambient temperatures of 40 C x Ta 70 C you must use the device in an NI chassis or controller that has been evaluated as EEx nC IIC T4 Ex nA IIC T4 or Ex nL IIC T4 equipment NI 9870 Operating Instructions 4 ni com Special Conditions for Marine Applications Some modules are Lloyd s Register LR Type Approved for marine applications To verify Lloyd s Register certification visit ni com certification and search for the LR certificate or look for the Lloyd s Register mark on the module Caution To meet radio frequency emission requirements for marine applications use shielded cables and install the system in a metal enclosure Suppression ferrites must be installed on power supply inputs near power entries to modules and controllers Power supply and module cables must be separated on opposite sides of the enclosure and must enter and exit through opposing enclosure walls National Instruments Corp 5 NI 9870 Operating Instructions Wiring the NI 9870 The NI 9870 has four RJ 50 receptacles that provide connections for four RS232 devices Table 1 RS232 Port Pinout Signal RJ 50 Pin Name 1 No Connect 2 RI RJ50 Jack 3 CTS 14 Nc 2 RI 4 RTS 3 CTS al 4 _rTs 3 DSR 5 DSR 6 com GND 7 7 DTR 7 DTR 8
11. nal y adapter available at ni com serial to connect power to more than one module using the same power source One y adapter is needed for each National Instruments Corp 9 NI 9870 Operating Instructions additional module Ensure that the power supply can handle maximum power requirements for all modules connected Caution All connections must be made before power is applied NI P N 198159 XX Female Microfit Pigtail v 588 Any 8 28 V Isolated Power Supply pity pl pit pity pp get plot pint NI P N 198303 XX Male Microfit Y Adapter Figure 3 Powering Multiple Modules from a Single Power Supply NI 9870 Operating Instructions 10 ni com NI 9870 Hardware Overview The NI 9870 has four full featured independent RS232 DTE ports that are isolated from the other modules in the system Each port is fully compatible with the ANSI EIA TIA 232 standard Sleep Mode CompactRIO Only You can enable sleep mode for the CompactRIO system in software In sleep mode the system consumes less power and may dissipate less heat Typically when a system is in sleep mode you cannot communicate with the modules Refer to the Specifications section for more information about power consumption and thermal dissipation Specifications The following specifications are typical for the range 40 to 70 C unless otherwise noted Maximum baud rate
12. ources to email and phone assistance from NI Application Engineers National Instruments corporate headquarters is located at 11500 North Mopac Expressway Austin Texas 78759 3504 National Instruments also has offices located around the world to help address your support needs For telephone support in the United States create your service request at ni com support and follow the calling instructions or dial 512 795 8248 For telephone support outside the United States contact your local branch office Australia 1800 300 800 Austria 43 662 457990 0 Belgium 32 0 2 757 0020 Brazil 55 11 3262 3599 Canada 800 433 3488 China 86 21 5050 9800 Czech Republic 420 224 235 774 Denmark 45 45 76 26 00 Finland 358 0 9 725 72511 France 01 57 66 24 24 Germany 49 89 7413130 India 91 80 41190000 Israel 972 3 6393737 Italy 39 02 41309277 Japan 0120 527196 National Instruments Corp 21 NI 9870 Operating Instructions Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 3390150 Portugal 351 210 311 210 Russia 7 495 783 6851 Singapore 1800 226 5886 Slovenia 386 3 425 42 00 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 2005151 Taiwan 886 02 2377 2222 Thailand 662 278 6777 Turkey 90 212 279 3031 United Kingdom 44 0 1635 5
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