National Instruments 9853, Getting Started Manual

Page 1: ...NI 9853...

Page 2: ...GETTING STARTED GUIDE NI 9853 2 Port High Speed CAN Module Fran ais Deutsch ni com manuals This document explains how to connect to the NI 9853...

Page 3: ...s in this document are specific to the NI 9853 The other components in the system might not meet the same safety ratings Refer to the documentation for each component in the system to determine the sa...

Page 4: ...D T4 hazardous locations Class I Zone 2 AEx nA IIC T4 and Ex nA IIC T4 hazardous locations and nonhazardous locations only Follow these guidelines if you are installing the NI 9853 in a potentially e...

Page 5: ...s a transient overvoltage condition Special Conditions for Hazardous Locations Use in Europe and Internationally The NI 9853 has been evaluated as Ex nA IIC T4 Gc equipment under DEMKO Certificate No...

Page 6: ...54 as defined in IEC EN 60079 15 Caution The enclosure must have a door or cover accessible only by the use of a tool Wiring the NI 9853 The NI 9853 has two 9 pin male D Sub connectors that provide co...

Page 7: ...N0 of the NI 9853 is internally powered and therefore requires no external power supply CAN1 requires an external power supply of 8 to 25 V to operate Supply power to the VSUP pin of CAN1 from the CAN...

Page 8: ...Table 1 Pin Assignments for CAN0 Connector Pin Signal 6 7 8 9 1 2 3 4 5 1 No Connection NC 2 CAN_L 3 COM 4 NC 5 SHLD 6 COM 7 CAN_H 8 NC 9 NC NI 9853 Getting Started Guide National Instruments 7...

Page 9: ...4 5 1 No Connection NC 2 CAN_L 3 COM 4 NC 5 SHLD 6 COM 7 CAN_H 8 NC 9 VSUP CAN Bus Topology and Termination A CAN bus consists of two or more CAN nodes cabled together The CAN_H and CAN_L pins of eac...

Page 10: ...nication errors Because the CAN bus is bidirectional both ends of the cable must be terminated However this requirement does not mean that every node on the bus should have a termination resistor only...

Page 11: ...AN_H CAN_L CAN_H CAN_L CAN_H CAN_L Bus Cable Length Stub Length Connecting a CAN Bus to the NI 9853 You can connect each port of the NI 9853 to any location on a CAN bus Figure 2 shows one example of...

Page 12: ...9853 to CAN Buses CAN1 CAN Device CAN0 NI 9853 Rt CAN Cable With Optional Shield SHLD CAN_H CAN_L Vsup COM Rt SHLD CAN_H CAN_L Vsup COM CAN Device Rt CAN Cable With Optional Shield SHLD CAN_H CAN_L Vs...

Page 13: ...ble Belden cable 3084A meets all these requirements and should be suitable for most applications Table 3 ISO 11898 Specifications for Characteristics of a CAN_H and CAN_L Pair of Wires Characteristic...

Page 14: ...Rt 100 min Minimum power dissipation 220 mW 120 nominal 130 max Cable Lengths The cabling characteristics and desired bit transmission rates affect the allowable cable length You can find detailed ca...

Page 15: ...numbers of nodes if the nodes electrical characteristics do not degrade signal quality below ISO 11898 signal level specifications The NI 9853 electrical characteristics allow at least 110 CAN ports...

Page 16: ...aud rates up to 1 Mbps Figure 3 NI 9853 Hardware Overview Rx Tx CAN Transceiver 5 V_ISO 5 V GND COM CAN_H CAN_L 5 V Reg Rx Tx Ext Pwr Supply CAN Controller Rx Tx CAN Controller CAN_H CAN_L CAN Transce...

Page 17: ...oted High Speed CAN Characteristics Transceiver Philips TJA 1041 Max baud rate 1 Mbps CAN_H CAN_L bus lines voltage 27 to 40 VDC Supply voltage range VSUP CAN1 9 to 30 VDC CAN0 N A MTBF 1 816 913 hour...

Page 18: ...ower consumption from chassis Active Mode Transmitting 625 mW max Receiving 400 mW max Sleep mode 25 W max Thermal dissipation at 70 C Active mode 1 W max Sleep mode 250 mW max Physical Characteristic...

Page 19: ...y I Isolation Port to port Continuous 60 VDC Measurement Category I up to 5 000 m altitude Withstand 500 Vrms verified by a 5 s dielectric withstand test 1 The maximum voltage that can be applied or o...

Page 20: ...tage 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 includ...

Page 21: ...and Hazardous Locations Standards This product is designed to meet the requirements of the following electrical equipment safety standards for measurement control and laboratory use IEC 61010 1 EN 61...

Page 22: ...1 Class A emissions Industrial immunity EN 55011 CISPR 11 Group 1 Class A emissions AS NZS CISPR 11 Group 1 Class A emissions FCC 47 CFR Part 15B Class A emissions ICES 001 Class A emissions Note In t...

Page 23: ...rtification section CE Compliance This product meets the essential requirements of applicable European Directives as follows 2014 35 EU Low Voltage Directive safety 2014 30 EU Electromagnetic Compatib...

Page 24: ...ion To meet these specifications you must panel mount the system Operating vibration Random IEC 60068 2 64 5 grms 10 Hz to 500 Hz Sinusoidal IEC 60068 2 6 5 g 10 Hz to 500 Hz Operating shock IEC 60068...

Page 25: ...C 60068 2 2 40 C to 70 C Storage temperature IEC 60068 2 1 IEC 60068 2 2 40 C to 85 C Ingress protection with power plug attached IP 40 Operating humidity IEC 60068 2 78 10 RH to 90 RH noncondensing S...

Page 26: ...ntal Impact 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 docume...

Page 27: ...he National Instruments website is your complete resource for technical support At ni com support you have access to everything from troubleshooting and application development self help resources to...

Page 28: ...If your product supports calibration you can obtain the calibration certificate for your product at ni com calibration National Instruments corporate headquarters is located at 11500 North Mopac Expr...

Page 29: ...d third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the National Instruments global trade compliance pol...