GPIB-140B Specifications
- Updated2025-07-14
- 5 minute(s) read
GPIB-140B Specifications
Definitions
Warranted specifications describe the performance of a model under stated operating conditions and are covered by the model warranty.
Characteristics 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.
Conditions
Specifications are valid for 0 °C to 55 °C unless otherwise noted.
Cleaning Statement
System Configuration
Distance per extension | Up to 1 km |
Loading per extension | Up to 13 additional devices (28 total devices in the extension system, including the extenders) |
Multiple extension | Permitted in any pattern of star or linear pattern |
Device Characteristics
Transmission interface unit | Optical transmitter and receiver (HFBR1414, HFBR2416, or equivalent) with ST-style optical cable connectors |
GPIB interface load | Two standard loads, AC and DC |
Performance Characteristics
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Functionality | Transparent GPIB operation except for latched parallel polls | ||||||||||||||||||||||||
Interlocked IEEE 488 handshake | Maintained across the extension in unbuffered mode | ||||||||||||||||||||||||
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Operational Characteristics
Architecture | Point-to-point (not multi-drop) transmission |
Operating modes | Buffered or unbuffered (interlocked) mode |
HS488 modes | Enabled HS488 or disabled HS488 mode |
Parallel Poll Response modes | Immediate Parallel Poll Response mode or latched Parallel Poll Response mode |
Power Requirements
Input voltage range | 9 V DC to 15 V DC | ||||
Maximum power consumption | 3.0 W (250 mA @ 12 V) | ||||
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GPIB-140B Pinout
Use the pinout to connect to terminals on the GPIB-140B.
| Signal | Terminal | Description |
|---|---|---|
| DIO1 | 1 | Data Input/Output Bit. |
| DIO2 | 2 | Data Input/Output Bit. |
| DIO3 | 3 | Data Input/Output Bit. |
| DIO4 | 4 | Data Input/Output Bit. |
| EOI | 5 | End-Or-Identify. |
| DAV | 6 | Data Valid. |
| NRFD | 7 | Not Ready For Data. |
| NDAC | 8 | Not Data Accepted. |
| IFC | 9 | Interface Clear. |
| SRQ | 10 | Service Request. |
| ATN | 11 | Attention. |
| SHIELD | 12 | Shield. |
| DIO5 | 13 | Data Input/Output Bit. |
| DIO6 | 14 | Data Input/Output Bit. |
| DIO7 | 15 | Data Input/Output Bit. |
| DIO8 | 16 | Data Input/Output Bit. |
| REN | 17 | Remote Enable. |
| GND | 18 | Ground—Wire twisted with DAV. |
| GND | 19 | Ground—Wire twisted with NRFD. |
| GND | 20 | Ground—Wire twisted with NDAC. |
| GND | 21 | Ground—Wire twisted with IFC. |
| GND | 22 | Ground—Wire twisted with SRQ. |
| GND | 23 | Ground—Wire twisted with ATN. |
| SIGNAL GROUND | 24 | Logic Ground. |
Physical Characteristics
Dimensions and Weight
Overall case size (dimensions) | 93.67 × 133.88 × 28.80 mm (3.69 × 5.27 × 1.13 in.) |
Enclosure material | Aluminum |
Weight | 323 g (11.4 oz) |
Field Wiring Specifications
GPIB cable | Type X2 shielded |
Transmission cable | 3.0 × 6.5 mm cable diameter 62.5/125 micron core/clad with NA = 0.275 850 nm operating wavelength 3.0 dB/km attenuation Duplex style, terminated with ST-style connectors; multi-mode |
Environmental Guidelines
Environmental Characteristics
| Operating | 0 °C to 55 °C |
| Storage | -20 °C to 70 °C |
| Operating | 10% RH to 90% RH, noncondensing |
| Storage | 5% RH to 95% RH, noncondensing |
| Pollution degree | 2 |
| Maximum altitude | 2,000 m (800 mbar), at 25 °C ambient temperature |
| Operating vibration | 5 Hz to 500 Hz, 0.3 g RMS |
| Non-operating vibration | 5 Hz to 500 Hz, 2.4 g RMS |
| Operating shock | 30 g, half-sine, 11 ms pulse |
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 Engineering a Healthy Planet 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.
EU and UK Customers
Waste
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Product Certifications and Declarations
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