Page 2 - Note
NI 9403 Operating Instructions and Specifications 2 ni.com This doc u ment describes how to u se the National Instr u ments 9403 and incl u des specifications and pin assignments for the NI 9403. Visit ni.com/info and enter rd s oftwarever s ion to determine which software yo u need for the mod u le...
Page 3 - Safety Guidelines; Hot Surface; Safety Guidelines for Hazardous Locations; not; not
© National Instruments Corp. 3 NI 9403 Operating Instructions and Specifications Safety Guidelines Operate the NI 9403 only as described in these operating instr u ctions. Hot Surface This icon denotes that the component may be hot. To u ching this component may res u lt in bodily inj u ry. Safety G...
Page 4 - Special Conditions for Hazardous Locations Use in Europe
NI 9403 Operating Instructions and Specifications 4 ni.com Caution S u bstit u tion of components may impair s u itability for Class I, Division 2. Caution For Zone 2 applications, install the system in an enclos u re rated to at least IP 54 as defined by IEC 60529 and EN 60529. Caution For Zone 2 a...
Page 5 - Special Conditions for Marine Applications
© National Instruments Corp. 5 NI 9403 Operating Instructions and Specifications Special Conditions for Marine Applications Some mod u les 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 certi...
Page 6 - tp
NI 9403 Operating Instructions and Specifications 6 ni.com Connecting the NI 9403 The NI 9403 has a 37-pin DSUB connector that provides connections for the 32 digital inp u t/o u tp u t channels. Figure 1. NI 9403 Pin Assignments DIO16DIO17DIO18DIO19DIO20DIO21DIO22DIO23COMCOMDIO24DIO25DIO26DIO27DIO2...
Page 7 - Specifications
© National Instruments Corp. 7 NI 9403 Operating Instructions and Specifications Each channel has a DIO pin to which yo u can connect a digital inp u t or o u tp u t device. The 32 DIO channels are internally referenced to COM, so yo u can u se any of the fo u r COM lines as a reference for the exte...
Page 8 - Refer to Fig
NI 9403 Operating Instructions and Specifications 8 ni.com Refer to Fig u re 2 for an ill u stration of several types of digital devices connected to the NI 9403. Figure 2. Connecting Digital Devices to the NI 9403 TTL Signal +5 V +5 V LED DIO0 as Input DIO1 as Input COM DIO2 as Output NI 9403 Dev 3...
Page 9 - Sleep Mode
© National Instruments Corp. 9 NI 9403 Operating Instructions and Specifications Overcurrent/Short-Circuit Protection The overc u rrent protection allows only a specified amo u nt of c u rrent thro u gh the o u tp u t channels to protect the NI 9403 from short circ u its. If the NI 9403 goes into an...
Page 10 - Input/Output Characteristics
NI 9403 Operating Instructions and Specifications 10 ni.com ni.com/info and enter c s erie s doc for information abo u t C Series doc u mentation. Typically, when a system is in sleep mode, yo u cannot comm u nicate with the mod u les. In sleep mode, the system cons u mes minimal power and may dissi...
Page 14 - Power Requirements
NI 9403 Operating Instructions and Specifications 14 ni.com MTBF ............................................... 763,325 ho u rs at 25 °C; Bellcore Iss u e 2, Method 1, Case 3, Limited Part Stress Method Note Contact NI for Bellcore MTBF specifications at other temperat u res or for MIL-HDBK-217F sp...
Page 15 - Safety; Safety Voltages; MAINS
© National Instruments Corp. 15 NI 9403 Operating Instructions and Specifications Safety Safety Voltages Connect only voltages that are within the following limits. Channel-to-COM .............................. ±30 V max on u p to 8 channels at a time, Meas u rement Category I Isolation Channel-to-c...
Page 16 - Safety Standards
NI 9403 Operating Instructions and Specifications 16 ni.com eq u ipment, limited-energy parts of eq u ipment, circ u its powered by reg u lated low-voltage so u rces, and electronics. Caution Do not connect the NI 9403 to signals or u se for meas u rements within Meas u rement Categories II, III, or...
Page 17 - Hazardous Locations; Environmental
© National Instruments Corp. 17 NI 9403 Operating Instructions and Specifications Hazardous Locations U.S. (UL) .......................................... Class I, Division 2, Gro u ps A, B, C, D, T4; Class I, Zone 2, AEx nA IIC T4 Canada (C-UL) ................................. Class I, Division 2,...
Page 18 - Shock and Vibration
NI 9403 Operating Instructions and Specifications 18 ni.com Operating h u midity (IEC 60068-2-56).............................. 10 to 90% RH, noncondensing Storage h u midity (IEC 60068-2-56).............................. 5 to 95% RH, noncondensing Maxim u m altit u de............................. 2...
Page 19 - Electromagnetic Compatibility; CE Compliance
© National Instruments Corp. 19 NI 9403 Operating Instructions and Specifications Electromagnetic Compatibility This prod u ct is designed to meet the req u irements of the following standards of EMC for electrical eq u ipment for meas u rement, control, and laboratory u se: • EN 61326 EMC req u ire...
Page 20 - Environmental Management; NI and the; Waste Electrical and Electronic Equipment (WEEE); EU Customers; must
NI 9403 Operating Instructions and Specifications 20 ni.com ni.com/certification , search by mod u le n u mber or prod u ct line, and click the appropriate link in the Certification col u mn. Environmental Management National Instr u ments is committed to designing and man u fact u ring prod u cts i...
Page 21 - Where to Go for Support; ⬉ᄤֵᙃѻક∵ᵻࠊᄣ⧚ࡲ⊩ ˄Ё; RoHS; National Instruments; about China RoHS compliance, go to
© National Instruments Corp. 21 NI 9403 Operating Instructions and Specifications Where to Go for Support The National Instr u ments Web site is yo u r complete reso u rce for technical s u pport. At ni.com/ s upport yo u have access to everything from tro u bleshooting and application development s...
Page 22 - telephone s
NI 9403 Operating Instructions and Specifications 22 ni.com telephone s u pport o u tside the United States, contact yo u r local branch office: A u stralia 1800 300 800, A u stria 43 662 457990-0, Belgi u m 32 (0) 2 757 0020, Brazil 55 11 3262 3599, Canada 800 433 3488, China 86 21 5050 9800, Czech...
