型号: PCI-6115

产品编号: 778554-01

NI 6115/6120 Specifications

This document lists the specifications for the NI 6115/6120. For the most current edition of this document, refer to ni.com/manuals. Refer to the DAQ Getting Started Guide for more information about accessing documents on the NI-DAQ media.

Definitions

Warranted specifications describe the performance of a model under stated operating conditions and are covered by the model warranty.

The following characteristic specifications describe values that are relevant to the use of the model under stated operating conditions but are not covered by the model warranty.

• Typical specifications describe the performance met by a majority of models.

• Nominal specifications describe an attribute that is based on design, conformance testing, or supplemental testing.

Specifications are Typical unless otherwise noted.

The following specifications are typical at 25 °C unless otherwise noted.

Analog Input

Input Characteristics

Number of channels..........................................4 pseudodifferential

Type of ADC

Resolution

NI 6115.............................................12 bits, 1 in 4,096

NI 6120.............................................16 bits, 1 in 65,536

Pipeline

NI 6115.............................................2

NI 6120.............................................0

Sampling rate

Maximum

NI 6115.............................................10 MS/s

NI 6120.............................................800 kS/s

Minimum

NI 6115.............................................20 kS/s

NI 6120.............................................No minimum

Input impedance

AI + to AI -

Range ±10 V..................................1 Min parallel with 100 pF

Range > ±10 V..................................10 kin parallel with 40 pF

AI - to AI GND

NI 6115 .............................................100 G in parallel with 10 nF

NI 6120 .............................................100 G in parallel with 100 pF

AI + to AI GND

NI 6115 .............................................100 G in parallel with 100 pF

NI 6120 .............................................100 G in parallel with 100 pF

Input bias current ..............................................±300 pA

Input offset current............................................±200 pA

Input coupling...................................................DC/AC

Maximum working voltage for all analog input channels

Positive input (AI +) .................................±42 V for ±20 V and ±42 V ranges;

±11 V for other ranges

Negative input (AI -).................................±2.5 V

Overvoltage protection

(AI +, AI -)........................................................±42 V

Input current during

overvoltage conditions......................................±20 mA, maximum

Input FIFO size.................................................16 MS or 32 MS

Data transfers....................................................DMA, interrupts, programmed I/O

DMA mode .......................................................Scatter-gather

DC Transfer Characteristics

INL

NI 6115 .....................................................±0.35 LSB

±1 LSB maximum

NI 6120 .....................................................±2.5 LSB maximum

DNL

NI 6115 .....................................................±0.25 LSB

±1 LSB maximum

NI 6120 .....................................................0.75 LSB

no missing codes

Offset, gain error...............................................Refer to Tables 1 and 2¹

2 | ni.com | NI 6115/6120 Specifications

Table 1. NI 6115 Analog Input DC Accuracy Information

Nominal Range at Full Scale (V)	Absolute Accuracy							Relative Accuracy
	% of Reading		Offset^* (mV)	Noise + Quantization (mV)		Temp Drift (%/°C)	Absolute Accuracy at Full Scale (±mV)	Resolution (mV)
	24 Hours	1 Year	Offset^* (mV)	Single Point	Averaged	Temp Drift (%/°C)	Absolute Accuracy at Full Scale (±mV)	Single Point	Averaged
±42	0.35	0.35	33	42	3.6	0.023	210.0	48	4.8
±20	0.27	0.27	13	17	1.4	0.023	69	19	1.9
±10	0.026	0.028	6.7	8.3	0.72	0.0006	10	10	1.0
±5	0.016	0.018	3.4	4.2	0.36	0.0006	4.7	4.8	0.48
±2	0.036	0.038	1.3	1.8	0.16	0.0006	2.2	2.0	0.20
±1	0.043	0.045	0.68	1.1	0.09	0.0006	1.2	1.2	0.12
±0.5	0.058	0.060	0.35	0.69	0.061	0.0006	0.71	0.80	0.080
±0.2	0.10	0.11	0.15	0.43	0.039	0.0006	0.40	0.51	0.051
^*The offset might degrade by 2.25 LSB with filter enabled.

¹Accuracies are valid for measurements following an internal calibration. Averaged numbers assume dithering and averaging of 100 single-channel readings. Measurement accuracies are listed for operational temperatures within ±1 °C of internal calibration temperature and ±10 °C of external or factory-calibration temperature.

Table 2. NI 6120 Analog Input DC Accuracy Information

Nominal Range at Full Scale (V)	Absolute Accuracy							Relative Accuracy
	% of Reading		Offset^* (V)	Noise + Quantization (V)		Temp Drift (%/°C)	Absolute Accuracy at Full Scale (±mV)	Resolution (V)
	24 Hours	1 Year	Offset^* (V)	Single Point	Averaged	Temp Drift (%/°C)	Absolute Accuracy at Full Scale (±mV)	Single Point	Averaged
±42	0.16	0.16	8,400	6,100	550	0.011	87	7,200	720
±20	0.14	0.14	3,300	2,400	220	0.011	31	2,900	290
±10	0.033	0.034	1,700	1,200	110	0.0006	5.1	1,400	140
±5	0.035	0.037	840	750	69	0.0006	2.7	900	90
±2	0.039	0.041	370	340	31	0.0006	1.2	410	41
±1	0.077	0.079	280	200	18	0.0006	1.1	240	24
±0.5	0.10	0.10	180	110	10	0.0006	0.69	130	13
±0.2	0.12	0.12	93	54	5.1	0.0006	0.34	68	6.8
^*The offset might degrade by 8 LSB with filter enabled and by 1 LSB when sampling above 500 kS/s.

Dynamic Characteristics

Analog filters

Number

NI 6115.............................................2

NI 6120.............................................1

Type

NI 6115.............................................3-pole Bessel

NI 6120.............................................5-pole Bessel

Frequency

NI 6115.............................................50 kHz and 500 kHz (software-enabled)

NI 6120.............................................100 kHz

(software-enabled)

Crosstalk...........................................................-80 dB, DC to 100 kHz

Table 3. NI 6115 Analog Input Dynamic Characteristics

Input Range	Bandwidth^* (MHz)	SFDR Typ^† (dB)	CMRR^‡(dB)	System Noise^ (LSB_rms)**
±42 V	5.5	78	34	0.35
±20 V	4.4	78	40	0.45
±10 V	7.2	81	46	0.35
±5 V	4.8	81	52	0.35
±2 V	4.8	85	60	0.45
±1 V	4.4	85	66	0.60
±500 mV	4.4	85	70	0.80
±200 mV	4.1	81	72	1.3
^* -3 dB frequency for input amplitude at 96% of the input range (-0.3 dB) ^† Measured at 100 kHz with twelfth-order bandpass filter after signal source ^‡ DC to 60 Hz ^** LSB_rms, not including quantization

Table 4. NI 6120 Analog Input Dynamic Characteristics

Input Range	Bandwidth^* (MHz)	SFDR Typ^† (dB)	CMRR^‡(dB)	System Noise^ (LSB_rms)**
±42 V	1.0	95	60	1.2
±20 V	1.0	96	68	1.2
±10 V	1.0	95	76	1.2
±5 V	1.0	95	82	1.5
±2 V	1.0	96	90	1.7
±1 V	1.0	94	95	2.0
±500 mV	1.0	90	100	2.2
±200 mV	1.0	85	105	2.8
^* -3 dB frequency for input amplitude at 10% of the input range (-20 dB) ^† Measured at 100 kHz with twelfth-order bandpass filter after signal source ^‡ DC to 60 Hz ^** LSB_rms, not including quantization

Figure 1. NI 6115 Total Harmonic Distortion Plus Noise (THD+N)

Figure 2. NI 6120 Total Harmonic Distortion Plus Noise (THD+N)

Figure 3. NI 6115 High-Voltage THD+N

Figure 4. NI 6120 High-Voltage THD+N

Figure 5. NI 6115 THD+N with Filters

Figure 6. NI 6120 THD+N with Filters

Stability

Recommended warm-up time...........................15 min

Calibration interval ...........................................1 year

Offset temperature coefficient

Pregain

NI 6115 .............................................±12 V/°C

NI 6120 .............................................±1.5 V/°C

Postgain

NI 6115 .............................................±64 V/°C

NI 6120 .............................................±2.1 LSB/°C

Gain temperature coefficient

NI 6115 .....................................................±21.3 ppm/°C NI 6120 .....................................................±22.2 ppm/°C

Analog Output

Output Characteristics

Number of channels..........................................2 voltage

Resolution

NI 6115.....................................................12 bits, 1 in 4,096

NI 6120.....................................................16 bits, 1 in 65,536

Max update rate

1 channel...................................................4 MS/s, system dependent^{^[1]}

2 channel...................................................2.5 MS/s, system dependent¹

Output buffer size .............................................16 MS or 32 MS

Data transfers....................................................DMA, interrupts,

programmed I/O

DMA modes .....................................................Scatter-gather

DC Transfer Characteristics

INL

NI 6115.....................................................±0.5 LSB

±2 LSB maximum

NI 6120.....................................................±0.35 LSB

±1 LSB maximum

DNL

NI 6115.....................................................±0.25 LSB

±1 LSB maximum

NI 6120.....................................................±0.2 LSB

±1 LSB maximum

Offset, gain error

NI 6115.....................................................Refer to Table 5

NI 6120.....................................................Refer to Table 6

Table 5. NI 6115 Analog Output DC Accuracy Information

Nominal Range at Full Scale (V)		Absolute Accuracy					Relative Accuracy
		% of Reading		Offset (mV)	Temp Drift (%/°C)	Absolute Acc. at Full Scale (mV)	Theoretical Resolution (mV)
	24 Hours	90 Days	1 Year
±10	0.045	0.047	0.049	8.9	0.000 8	14	4.9

Table 6. NI 6120 Analog Output DC Accuracy Information

Nominal Range at Full Scale (V)		Absolute Accuracy					Relative Accuracy
		% of Reading		Offset (V)	Temp Drift (%/°C)	Absolute Acc. at Full Scale (mV)	Theoretical Resolution (V)
	24 Hours	90 Days	1 Year
±10	0.051	0.052	0.053	1,900	0.0006	6.7	310

Voltage Output

Ranges...............................................................±10 V

Output coupling ................................................DC

Output impedance.............................................50  ±5%

Current drivability.............................................Any passive load

Protection..........................................................Short-circuit to ground

Power-on output voltage

(before software loads calibration values)

NI 6115 .....................................................±400 V NI 6120 .....................................................±80 V

Initial power-up glitch

Magnitude.................................................±2 V

Duration ....................................................200 ms

Dynamic Characteristics

Slew rate

NI 6115 .....................................................130 V/s NI 6120 .....................................................15 V/s

Noise

NI 6115 .....................................................600 V_RMS, DC to 5 MHz

NI 6120 .....................................................100 V_RMS, DC to 1 MHz

Glitch energy at midscale transition

NI 6115 .....................................................±30 mV for 1 s

NI 6120 .....................................................±10 mV for 1 s

Settling time

NI 6115 .....................................................1.3 s to ±1 LSB

NI 6120 .....................................................4 s to ±1 LSB

Stability

Offset temperature coefficient

NI 6115.....................................................±35 V/°C

NI 6120.....................................................±35 V/°C

Gain temperature coefficient

NI 6115.....................................................±56.9 ppm/°C NI 6120.....................................................±6.5 ppm/°C

Calibration

Level.................................................................5.000 V (±2.5 mV)

(actual value stored in EEPROM)

Temperature coefficient....................................±2.0 ppm/°C maximum

Long-term stability ...........................................±6 ppm/ 1,000 h

Digital I/O

Number of channels..........................................8 input/output Compatibility....................................................TTL/CMOS

Table 7. Digital Logic Levels

Level

Min

Max

Input low voltage

Input high voltage

Input low current (V_in = 0 V)

Input high current (V_in = 5 V)

0.0 V

2.0 V

—

0.8 V

5.0 V

-320 A

10 A

Output low voltage

(I_OL = 24 mA)

Output high voltage

(I_OH = -13 mA)

—

4.35 V

0.4 V

—

Power-on state ..................................................Input (high-impedance)

Data transfers....................................................DMA, interrupts, programmed I/O

Input buffer.......................................................2,048 bytes Output buffer ....................................................2,048 bytes

Transfer rate (1 word = 8 bits)..........................10 Mwords/s

Timing I/O

Number of channels..........................................2 up/down counter/timers,

1 frequency scaler

Resolution

Counter/timers ..........................................24 bits Frequency scaler .......................................4 bits

Compatibility ....................................................TTL/CMOS

Base clocks available

Counter/timers ..........................................20 MHz, 100 kHz

Frequency scaler .......................................10 MHz, 100 kHz

Base clock accuracy..........................................±0.01%

Max source frequency.......................................20 MHz

Min source pulse duration.................................10 ns, edge-detect mode Min gate pulse duration ....................................10 ns, edge-detect mode

Data transfers....................................................DMA, interrupts,

programmed I/O

DMA modes......................................................Scatter-gather

Triggers

Analog Trigger

Source ...............................................................All analog input channels,

external trigger

(PFI 0/AI START TRIG)

Level

Internal......................................................± full-scale External.....................................................±10 V

Slope .................................................................Positive or negative (software-selectable)

Resolution

NI 6115 .....................................................8 bits, 1 in 256

NI 6120 .....................................................12 bits, 1 in 4,096

Hysteresis..........................................................Programmable

Bandwidth (-3 dB) ...........................................5 MHz internal/external

External input (PFI 0/AI START TRIG)

Impedance.................................................10 k

Coupling ...................................................AC/DC

Protection..................................................-0.5 V to (V_CC + 0.5) V when configured as a digital signal,

±35 V when configured as an analog trigger signal or disabled,

±35 V powered off

Digital Trigger

Compatibility....................................................TTL

Response...........................................................Rising or falling edge

Pulse width .......................................................10 ns min

RTSI Trigger Lines (PCI Only)

Trigger lines <0..6> ..........................................7 RTSI clock........................................................1

PXI Trigger Bus (PXI Only)

Trigger lines <0..6> ..........................................7 Star trigger........................................................1

Bus Interface

Type ..................................................................Master, slave

Power Requirement

+5 VDC (±5%)

NI 6115.....................................................2.2 A

NI 6120.....................................................3.0 A

+3.3 V...............................................................0.8 A

Power available at I/O connector......................+4.65 VDC to +5.25 VDC at 1 A

Physical

Dimensions (not including connectors)

NI PCI-6115/6120.....................................31.2 cm  10.6 cm

(12.3 in.  4.2 in.)

NI PXI-6115/6120.....................................16 cm  10 cm

(6.3 in.  3.9 in.)

I/O connector ....................................................68-pin male SCSI-II type

Note Clean the hardware with a soft, nonmetallic brush. Make sure that the hardware is completely dry and free from contaminants before returning it to service.

Maximum Working Voltage

Maximum working voltage refers to the signal voltage plus the common-mode voltage.

Channel-to-earth ...............................................42 V, Measurement Category I

Channel-to-channel...........................................42 V, Measurement Category I

Caution Do not use for measurements within Categories II, III, and IV.

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.

Note Measurement Categories CAT I and CAT O are equivalent. These test and measurement circuits are for other circuits not intended for direct connection to the MAINS building installations of Measurement Categories CAT II, CAT III, or CAT IV.

Environmental

The NI 6115/6120 is intended for indoor use only.

Operating temperature ......................................0 °C to 50 °C

Storage temperature ..........................................-20 °C to 70 °C

Humidity...........................................................10% to 90% RH, noncondensing

Maximum altitude.............................................2,000 m

Pollution Degree ...............................................2

Safety

The NI 6115/6120 is designed to meet the requirements of the following standards of safety for electrical equipment for measurement, control, and laboratory use:

• IEC 61010-1, EN 61010-1

• UL 61010-1, CSA C22.2 No. 61010-1

Note For UL and other safety certifications, refer to the product label or the Product Certifications and Declarations section.

Electromagnetic Compatibility

This product meets the requirements of the following EMC standards for electrical equipment for measurement, control, and laboratory use:

• EN 61326 (IEC 61326): Class A emissions; Basic 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 For the standards applied to assess the EMC of this product, refer to the Product Certifications and Declarations section.

Note For EMC compliance, operate this device with shielded cabling.

This product meets the essential requirements of applicable European Directives as follows:

• 2014/35/EU; Low-Voltage Directive (safety)

• 2014/30/EU; Electromagnetic Compatibility Directive (EMC)

• 2011/65/EU; Restriction of Hazardous Substances (RoHS)

Product Certifications and Declarations

Refer to the product 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 model number or product line, and click the appropriate link in the Certification column.

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 Minimize Our Environmental 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 document.

Waste Electrical and Electronic Equipment (WEEE)

EU Customers At the end of the product life cycle, all products must be sent to a WEEE recycling center. For more information about WEEE recycling centers, National Instruments WEEE initiatives, and compliance with WEEE Directive 2002/96/EC on Waste and Electronic Equipment, visit ni.com/environment/ weee.

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environment/rohs_chinaǄ (For information about China RoHS compliance, go to ni.com/environment/rohs_china.)

Device Pinout

Figure 7. NI 6115/6120 Pinout

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371397D-01 Aug18

[1] Update rates above 1 MS/s may degrade the analog output slew rate.