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GETTING STARTED GUIDE

NI 9870

4-Port, RS232 Serial Module

This document explains how to connect to the NI 9870.

Содержание NI 9870

Страница 1: ...GETTING STARTED GUIDE NI 9870 4 Port RS232 Serial Module This document explains how to connect to the NI 9870...

Страница 2: ...ystem to determine the safety and EMC ratings for the entire system Safety Guidelines Operate the NI 9870 only as described in this document Hot Surface This icon denotes that the component may be hot...

Страница 3: ...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...

Страница 4: ...oltage from exceeding 39 V if there is a transient overvoltage condition Special Conditions for Hazardous Locations Use in Europe and Internationally The NI 9870 has been evaluated as Ex nA IIC T4 Gc...

Страница 5: ...ure must have a door or cover accessible only by the use of a tool Special Conditions for Marine Applications Some products are Lloyd s Register LR Type Approved for marine shipboard applications To v...

Страница 6: ...ing selecting and installing measurement probes and cables to ensure that the desired EMC performance is attained Wiring the NI 9870 The NI 9870 has four RJ 50 receptacles that provide connections for...

Страница 7: ...TS RTS DSR COM DTR TXD RXD 10 1 RJ50 Jack 2 3 4 5 6 7 8 9 1 No Connect 2 RI 3 CTS 4 RTS 5 DSR 6 GND 7 DTR 8 TXD 9 RXD 10 DCD These signals are shared by all four RJ 50 connectors on the NI 9870 NI 987...

Страница 8: ...he 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 RJ 50 Pin Signal Name 6 7 8 9 1 2 3 4 5 1 DCD 2 RXD 3 TXD 4 DTR 5 GND...

Страница 9: ...1 lists the connections between an external voltage source of 8 V to 28 V and the NI 9870 Caution To ensure the specified EMC performance do not connect the power input to a DC mains supply or to any...

Страница 10: ...onnector 1 3 4 2 1 VSUP 2 VSUP 3 COM 4 COM Figure 2 shows the method of power connection to the NI 9870 module Attach an isolated power supply to the VSUP and COM terminals using the included pigtail...

Страница 11: ...he optional 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 additional module Ensure that the power supply ca...

Страница 12: ...98159 XX Female Microfit Pigtail V V Any 8 to 28 V Isolated Power Supply NI 9870 Hardware Overview The NI 9870 has four full featured independent RS232 DTE ports that are isolated from the other modul...

Страница 13: ...ot 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...

Страница 14: ...8 V Note Continuous RS232 input voltages in excess of 8 V may cause excessive thermal dissipation Data line ESD protection human body model 15 kV MTBF 448 008 hours at 25 C Bellcore Issue 6 Method 1...

Страница 15: ...de 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 VSUP Typical 0 5 W Maximum 2 W Physical Characteristics To clean...

Страница 16: ...ment Category I is for measurement performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical supply system th...

Страница 17: ...hin Measurement Categories II III or IV Isolation Voltages Port to earth ground Continuous 60 VDC Measurement Category I up to 5 000 m in altitude Withstand up to 2 000 m in altitude 1000 Vrms verifie...

Страница 18: ...ontrol and laboratory use IEC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 EN 60079 0 2012 EN 60079 15 2010 IEC 60079 0 Ed 6 IEC 60079 15 Ed 4 UL 60079 0 Ed 5 UL 60079 15 Ed 3 CSA 60079 0 2011 CSA 60079...

Страница 19: ...T4 Europe DEMKO Ex nA IIC T4 Gc Environmental Refer to the manual for the chassis you are using for more information about meeting these specifications Operating temperature IEC 60068 2 1 IEC 60068 2...

Страница 20: ...e 2 000 m Indoor use only Shock and Vibration 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...

Страница 21: ...nity 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 For the standards applied to assess the...

Страница 22: ...or additional regulatory compliance information To obtain product certifications and the DoC for this product visit ni com certification search by model number or product line and click the appropriat...

Страница 23: ...t Waste Electrical and Electronic Equipment WEEE EU Customers At the end of the product life cycle all NI products must be disposed of according to local laws and regulations For more information abou...

Страница 24: ...om services to learn about NI service offerings such as calibration options repair and replacement Visit ni com register to register your NI product Product registration facilitates technical support...

Страница 25: ...NI 9870 Getting Started Guide National Instruments Corporation 25...

Страница 26: ...ty 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 policy and how...