Instruction/ maintenance manual of the product Deterministic Ethernet Expansion Chassis NI 9144 National Instruments
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USER GUIDE AND SPECIFICATIONS NI 9144 Deterministic Ethernet Expansio n Chassis for C Series Modules Contents Introduction ............ .............. .............. .............. ............... .............. .......... 2 Safety Guidelines ........
NI 9144 User Guide an d Specifications 2 ni.com Electromagnetic Compatibility ............. ................. .............. .............17 CE Compliance .............. .............. ............... .............. .............. ..........18 Online Product Certification.
© National Instruments Corporation 3 NI 9144 User Gu id e and Specifications Figure 1. NI 9144 Chassis Safety Guidelines Operate the NI 9144 chassis only as described in this user guide.
NI 9144 User Guide an d Specifications 4 ni.com Caution Substitution of component s may impair suitability for Class I, Di vision 2. Caution For Zone 2 applications, install the system in an enclosure rated to at least IP 54 as defined b y IEC 60529 and EN 60529.
© National Instruments Corporation 5 NI 9144 User Gu id e and Specifications Figure 2. NI 9144 Chassis, Bottom View with Dimensions Figur e 3. NI 9144 Chassis, Front View with Dimension s 58.9 mm (2. 3 2 in.) 48.4 mm (1.9 in.) 29.0 mm (1.14 in.) 286.
NI 9144 User Guide an d Specifications 6 ni.com Figure 4. NI 9144 Chassis, Side View with Dimensi ons The following sections contain mounting method inst ructions. Before using any of these mounting methods, record the serial number from the back of the chassis.
© National Instruments Corporation 7 NI 9144 User Gu id e and Specifications Figure 5. Installing the Panel Mount Ac cessory on the NI 9144 Chassis Figure 6. Dimensions of NI 9144 Chassis with Panel Mount Accessory Installed 2. Fasten the NI 9905 panel to the wall using the scre wdriv er and screws that are appropriate for the wall s urface.
NI 9144 User Guide an d Specifications 8 ni.com Mounting the Chassis on a DIN Rail Use the NI 9915 DIN rail mount kit if you want to m ount the chassis on a DIN rail. You need one clip for mounting the chassis on a stan dard 35 mm DIN rail. Complete th e following steps to mount the ch assis on a DIN rail : 1.
© National Instruments Corporation 9 NI 9144 User Gu id e and Specifications 3. Press down f irmly on the chassis to compress the spring until the clip locks in place on the DIN rail. Caution Remove an y C Series I/O modules from the chassis before removing the chassis from the DIN rail.
NI 9144 User Guide an d Specifications 10 ni.com Understanding LED Indications Figure 9 shows the NI 9144 chassis LEDs. Figure 9. NI 9144 Chassis LEDs POWER LED The POWER LED is lit while the N I 9144 chassis is powered on. This LED indicates that the power supp ly connected to the chassis is adequate.
© National Instruments Corporation 11 N I 9144 User Guid e and Specifications Figure 10 shows the Run Mode transition. Figure 10. EtherC A T Modes Double-Flash — — Application W atchdog T imeout .
NI 9144 User Guide an d Specifications 12 ni.com Resetting the NI 9144 Network Configuration To reset the NI 9144 network config uration, unplug and replug in the NI 9144 chassis. Safe-State Outputs The NI 9144 has a safe state that lies between its configuration and operational states.
© National Instruments Corporation 13 N I 9144 User Guid e and Specifications Using the NI 9144 with an EtherCA T Third-Party Master All of the functionality of the NI C Series modules is availab le to third-party masters using vendor extensions to the obj ect dictionary.
NI 9144 User Guide an d Specifications 14 ni.com Specifications The following specifications are typi cal for the – 40 to 70°C operating temperature range unless otherwise no ted. For more information, refer to the specific module specifications. Network Network interface .
© National Instruments Corporation 15 N I 9144 User Guid e and Specifications Measurement Category I is for measur ements performed on circuits not directly connected to the electrical di stribution system referred to a s MAINS v oltage. MAINS is a hazardous li ve electrical supply system that powers equipment.
NI 9144 User Guide an d Specifications 16 ni.com Shock and Vibration T o meet these specif ications, you must panel mo unt the EtherCA T system and af fix ferrules to the ends of the po wer terminal wires.
© National Instruments Corporation 17 N I 9144 User Guid e and Specifications Figure 11. Ethernet Connector Pinout Safety Standards This product meets the requirements of the follow ing standards of .
NI 9144 User Guide an d Specifications 18 ni.com Note For EMC compliance, operate this de vice w ith shielded cables. CE Compliance This product meets the essential re quirements of applicable Europea.
© National Instruments Corporation 19 N I 9144 User Guid e and Specifications Appendix A V endor Extensions to the Object Dictionar y Most object dictionary entries are defined by the relevant EtherCA T and CANOpen specification for modul ar slave devices.
NI 9144 User Guide an d Specifications 20 ni.com Supported C Series Modules C Series Modules with No Configurable Options The following lists the modules with no configurable options: • NI 9411 • NI 9421 C Series Module V end or Extensions 0x2000 0 U32 R NI C Series V endor ID (for NI C Series modules, equals 0x1093) 0x2001 0.
© National Instruments Corporation 21 N I 9144 User Guid e and Specifications • NI 9422 • NI 9423 • NI 9425 • NI 9426 • NI 9435 • NI 9472 • NI 9474 • NI 9475 • NI 9477 • NI 9481 • NI 9485 NI 9201/9221 Table 4.
NI 9144 User Guide an d Specifications 22 ni.com NI 9201/9221 Scan List The scan list channel codes consist of two bit fields in a 32-bit entry. Bits 23..16 describe the data offset to store a con version at time t , and bits 7..0 describe the con version control code that takes ef fect two con versions in the futur e , at time t+2 .
© National Instruments Corporation 23 N I 9144 User Guid e and Specifications NI 9201/9221 Calibration Data The NI 9201/9221 modules have eight channels with a nominal range of ±10.
NI 9144 User Guide an d Specifications 24 ni.com NI 9203 NI 9203 Scan List The scan list channel codes consist of three bit fields in a 32-bit entry. Table 8. NI 9203 V endor Configuration Extension s Index Sub Ty p e R/W Va l u e 0x2001 0 ARR:U32 — Scan List = 9 1 R Channels to Con vert = 1.
© National Instruments Corporation 25 N I 9144 User Guid e and Specifications Bits 23..16 describe the data offset to store a con version at time t , and bits 3..0 describe the con version cont rol code that will take ef fect two conversions in the future, at time t+2 .
NI 9144 User Guide an d Specifications 26 ni.com T able 11 contains the default scan list. NI 9203 Calibration Data The NI 9203 has eight channels each with two modes. Each channel c an have a nominal unipolar in put range of 0–20 mA or bipo lar ±20 mA.
© National Instruments Corporation 27 N I 9144 User Guid e and Specifications The calibration data is stored in a U32 array , though each offset f ield shou ld be interpreted as a signed v alue. Use the calibration coeff icients with the following equation to generate corrected data: Table 12.
NI 9144 User Guide an d Specifications 28 ni.com NI 9205/9206 NI 9205/9206 Scan List The scan list channel codes consist of eight bit fields in a 32-bit entry.
© National Instruments Corporation 29 N I 9144 User Guid e and Specifications Table 16. NI 9205/9206 Conversion Code Bits Field 15:13 001 = Read AI 12:11 Bank: 01 = Channels 0..15 10 = Channels 16..31 10:8 Channel LSB = 0..7 7:6 00 = Cal Pos Ref5V 5:4 00 = NRSE 11 = Cal Neg AI Gnd RSE or DIFF 3:2 Mode: 10 = Sing le–End A (Ch.
NI 9144 User Guide an d Specifications 30 ni.com T able 17 contains the default scan list. NI 9205/9206 Calibration Data The NI 9205 uses a quad ratic formula for conversion from 16-bit raw dat a to calibrated data.
© National Instruments Corporation 31 N I 9144 User Guid e and Specifications 3. Select the 32-bit of fset v alue (to be interpreted as a signed int) for a particular range. 4. Use the abov e final coef ficients and complete the following steps in the quadratic equation to conv ert raw 16-bit data into scaled volts: a.
NI 9144 User Guide an d Specifications 32 ni.com T able 19 contains the default scan list. NI 9211 Calibration Data Calibration data is set up by the driver durin g initialization, and the calibration conversion is perform ed on the module ADC itself.
© National Instruments Corporation 33 N I 9144 User Guid e and Specifications NI 9213 Conversion Speed Control The NI 9213 converts at two pre-define d rates, as contro lled by the speed control field. Note The con version rate assumes that 18 channels are in the scan list.
NI 9144 User Guide an d Specifications 34 ni.com T able 23 contains the default scan list. NI 9213 Calibration Data Calibration data is set up by the driver during initialization; the calib ration conversion is performed on th e module ADC. NI 9215 Table 23.
© National Instruments Corporation 35 N I 9144 User Guid e and Specifications NI 9215 Calibration Data The NI 9215 has four channels with a nominal range of ±10.4 V. Each channel has an associated LSB weight, which is the number of volts per bit, and an of fset, which is the number of volts per bit measured when the inputs are grounded.
NI 9144 User Guide an d Specifications 36 ni.com NI 9217 Conversion Speed Control The NI 9217 converts at two pre-define d rates, as contro lled by the speed control field. Note The con version rate assumes that 4 channels are in the scan list. NI 9217 Scan List The scan list channel codes consist of three bit fields in a 32-bit entry.
© National Instruments Corporation 37 N I 9144 User Guid e and Specifications one conversion in the fu ture, at time t+1 . The con version code is listed in Ta b l e 2 9 . Note The con version rate for every channel mu st match the v alue of the con version speed control in 0x2 002.
NI 9144 User Guide an d Specifications 38 ni.com Note LSB weight is referred to as Gain in the object dictionary . The calibration data is stored in a U32 array , though each Offset f i eld (subindex 1, 3, 5, and so on) should be interpreted as a signed v alue.
© National Instruments Corporation 39 N I 9144 User Guid e and Specifications NI 9219 ADC Format The NI 9219 converts at different ra tes, and can specify different data formatting styles. Th is is determined by both the ADC Format field and corresponding fields in the setup commands.
NI 9144 User Guide an d Specifications 40 ni.com NI 9219 Error Status Caution Configuring all the channels in full-bridge mo de shorts the channels and results in the firmware setting all the bits in the lower nibble.
© National Instruments Corporation 41 N I 9144 User Guid e and Specifications The calibration data is stored in a U32 array , though each Offset f i eld should be interpreted as a signed value. The NI 9219 returns calibrat ed 24-bit (padded to 32-bits) AI data for all modes and ranges.
NI 9144 User Guide an d Specifications 42 ni.com NI 9219 Configuration Commands There are eight configuration commands for the NI 92 19. Eight configuration commands must be sent for each of the four channels. This is true even if you are only usin g a subset of the four channels.
© National Instruments Corporation 43 N I 9144 User Guid e and Specifications NI 9219 Configura tion Command Whether you are using the channel or not, you must configure th e Conversion Time, Mode, Range, and Calibrati on Gain/Offset values for each channel on the NI 9219.
NI 9144 User Guide an d Specifications 44 ni.com NI 9219 Configura tion Data Note When any AI data channel is configure d for Thermo-Couple, ADC con version time increases by 10 ms for all channels. Refer to Max Frequenc y in T able 39 for v arious A C D timing configurations.
© National Instruments Corporation 45 N I 9144 User Guid e and Specifications NI 9219 Example Command Words Sequence Note The order in which you send the comm ands is important.
NI 9144 User Guide an d Specifications 46 ni.com 0x56 CRC value 0x08 Calibration Gain MSB – Channel 0 0x6C Data Byte 0x1E CRC value 0x09 Calibration Gain Byte 2 – Channel 0 0xAA Data Byte 0x4E CRC.
© National Instruments Corporation 47 N I 9144 User Guid e and Specifications 0x3C CRC value 0x49 Calibration Gain Byte 2 – Channel 1 0x76 Data Byte 0x50 CRC value 0x4A Calibration Gain LSB – Cha.
NI 9144 User Guide an d Specifications 48 ni.com 0xF4 CRC value 0x8A Calibration Gain LSB – Channel 2 0x90 Data Byte 0x5E CRC value 0xC1 ADC Mode Configuration Byte – Channel 3 0x01 Data Byte 0xEC.
© National Instruments Corporation 49 N I 9144 User Guid e and Specifications NI 9233 As a DSA module, the NI 9233 does not syn chronize to other modules an d free-runs at its o wn fix ed rate. NI 9233 Configure ADC The NI 9233 (and NI 9229/9239) converts at various rates, controll ed by the field in the ADC conversion command.
NI 9144 User Guide an d Specifications 50 ni.com Where: Tu r b o D i s a b l e 0 The con version rate is equal to the ov ersample clock rate/128. Set to 0 for con version rates > 25 kS/s. 1 The con version rate is equal to the ov ersample clock rate/256.
© National Instruments Corporation 51 N I 9144 User Guid e and Specifications NI 9233 Calibration Data The NI 9233 has four input channels with a fixed gain. The inpu ts are AC-coupled so calibration is done with a sine wa ve rather than with DC signals.
NI 9144 User Guide an d Specifications 52 ni.com NI 9234 As a DSA module, the NI 9234 does not syn chronize to other modules an d free-runs at its o wn fix ed rate. NI 9234 Configure Module The NI 9234 has a variety of configurat ion fields availab le.
© National Instruments Corporation 53 N I 9144 User Guid e and Specifications Where: 6:2 Clock Divisor 1:0 Clock Source IEPE Enable <3:0> When set, the corresponding channel’ s relays are switched to IEPE operation. IEPE operations switches the A C/DC relay to A C mode and enab les the IEPE rel ay to send t he current to the IEPE sensor .
NI 9144 User Guide an d Specifications 54 ni.com NI 9234 Example Data Rates The example data rates use a 12.8 MHz clock source. NI 9234 Calibration Data The NI 9234 has four channels wi th a nominal range of ± 5 V.
© National Instruments Corporation 55 N I 9144 User Guid e and Specifications NI 9237 As a DSA module, the NI 9237 does not syn chronize to other modules an d free-runs at its o wn fix ed rate. NI 9237 Configure Module This module is set to maximum speed and confi gured for Full Bridge Mo de for all channels by default.
NI 9144 User Guide an d Specifications 56 ni.com Where: 6:4 Excitation 3:0 Offset Cal Enable <ch3..ch0> Shunt Cal Enable <3..0> Controls the shunt calibra tion switch for each of the four channels. A logic 1 in an y bit closes the switch for the respecti ve channel, while a logic 0 opens the switch.
© National Instruments Corporation 57 N I 9144 User Guid e and Specifications NI 9237 Example Data Rates Example data rates use a 12.8 MHz clock source.
NI 9144 User Guide an d Specifications 58 ni.com NI 9237 Calibration Data The NI 9237 has four channels. Each channel has an associated LSB weight, which is the number of volts per bit, an d an of fset, which is the number of volts per bit measured when the inputs are grounded.
© National Instruments Corporation 59 N I 9144 User Guid e and Specifications As a DSA module, the NI 9229/9239 does not synchronize to other modules and free-runs at its o wn fix ed rate. For mo re information, ref er to the NI 9233 Configure ADC section of this document.
NI 9144 User Guide an d Specifications 60 ni.com NI 9263 NI 9263 Calibration Data The NI 9263 has four channels with a nominal range of ±10.7 V. Each channel has an associated LSB weight, which is the number of volts per bit , and an of fset, which is the number of volts per bit measured when the inputs are grounded.
© National Instruments Corporation 61 N I 9144 User Guid e and Specifications NI 9264 NI 9264 Calibration Data The NI 9263 has four channels with a nominal range of ±10.5 V. Each channel has an associated LSB weight, which is the number of volts per bit, and an of fset, which is the number of volts per bit measured when the inputs are grounded.
NI 9144 User Guide an d Specifications 62 ni.com NI 9265 NI 9265 Error Status Each channel has open l oop detectio n circu itry that reports an error whenever the load is disconnected and the current is set to a value higher than 0 mA. NI 9265 Calibration Data The NI 9265 has four channels with a nominal range of 0 to 20.
© National Instruments Corporation 63 N I 9144 User Guid e and Specifications Use the calibration coeffici ents with the following equatio n to generate corrected data: NI 9401 NI 9401 Direction Cont.
NI 9144 User Guide an d Specifications 64 ni.com NI 9403 Direction Control The direction contro l field has one bit for each I/ O pin, with bit 0 matching channel 0, and so forth. 0 in the dir ection control indicates that I/O is an input; 1 indicat es an output.
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