Product Manual
Page 1
MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664 All product names are subject to change without notice. All rights reserved. Specifications are trademarks of their respective companies. 2638A HYDRA Series III Data Acquisition Unit Users Manual June 2013 Rev. 1, 5/16 © 2013-2016 Fluke Corporation.
MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664 All product names are subject to change without notice. All rights reserved. Specifications are trademarks of their respective companies. 2638A HYDRA Series III Data Acquisition Unit Users Manual June 2013 Rev. 1, 5/16 © 2013-2016 Fluke Corporation.
Product Manual
Page 3
...Specifications 1-1 Introduction ...1-1 Product Overview 1-1 Front and Rear-Panel Overview 1-3 Safety Information 1-7 Screen Capture Feature 1-9 About this Manual 1-10 The Product Manual Set 1-10 How to Contact Fluke Calibration 1-11 Calibration and Repair Information 1-11 General Specifications 1-12 Measurement Specifications 1-14 DC Voltage ...1-14 DC Voltage Input ...Accuracy 1-18 Resistance ...1-18 Resistance Input Characteristics 1-19 Resistance Accuracy 1-19 Resistance Additional Errors 1-19 i MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664
...Specifications 1-1 Introduction ...1-1 Product Overview 1-1 Front and Rear-Panel Overview 1-3 Safety Information 1-7 Screen Capture Feature 1-9 About this Manual 1-10 The Product Manual Set 1-10 How to Contact Fluke Calibration 1-11 Calibration and Repair Information 1-11 General Specifications 1-12 Measurement Specifications 1-14 DC Voltage ...1-14 DC Voltage Input ...Accuracy 1-18 Resistance ...1-18 Resistance Input Characteristics 1-19 Resistance Accuracy 1-19 Resistance Additional Errors 1-19 i MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664
Product Manual
Page 4
2638A Users Manual RTD ...1-19 RTD Temperature Accuracy 1-20 RTD Measurement Characteristics 1-20 Thermistor ...1-20 Thermistor Temperature Accuracy 1-20 Thermistor Measurement Characteristics 1-21 Thermocouple 1-21 Thermocouple Temperature Accuracy 1-21 Thermocouple Measurement Characteristics 1-22 Digital I/O...1-22 Totalizer ...1-22 Trigger ...1-23 Alarm Output 1-23 2638A... Channels 3-17 Resistance Channels 3-18 Thermocouple Channels 3-19 Frequency Channels 3-20 Thermistor Channels 3-21 PRT Channels 3-22 Digital I/O (DIO) Channel Configuration (Ch401 3-23 Totalizer ...
2638A Users Manual RTD ...1-19 RTD Temperature Accuracy 1-20 RTD Measurement Characteristics 1-20 Thermistor ...1-20 Thermistor Temperature Accuracy 1-20 Thermistor Measurement Characteristics 1-21 Thermocouple 1-21 Thermocouple Temperature Accuracy 1-21 Thermocouple Measurement Characteristics 1-22 Digital I/O...1-22 Totalizer ...1-22 Trigger ...1-23 Alarm Output 1-23 2638A... Channels 3-17 Resistance Channels 3-18 Thermocouple Channels 3-19 Frequency Channels 3-20 Thermistor Channels 3-21 PRT Channels 3-22 Digital I/O (DIO) Channel Configuration (Ch401 3-23 Totalizer ...
Product Manual
Page 6
2638A Users Manual User-Replaceable Parts and Accessories 6-5 7 Error Messages and Troubleshooting 7-1 Introduction ...7-1 Error Messages 7-1 Troubleshooting 7-17 iv MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664
2638A Users Manual User-Replaceable Parts and Accessories 6-5 7 Error Messages and Troubleshooting 7-1 Introduction ...7-1 Error Messages 7-1 Troubleshooting 7-17 iv MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664
Product Manual
Page 9
...display. Sequentially scan up to 20 Mb of data and channel setup files directly to four channels can be plotted and viewed on the types and ranges of the measurement inputs the Product can accept. With the Graph feature, channel measurement data for Fluke products online at: www. ....alarm, an external source, or a remote SCPI command. Product Overview The Fluke 2638A HYDRA Series III Data Acquisition Unit (the Product or Instrument) is in progress, all channel values can be shown in scan. A scan can be manually controlled from the front panel or triggered with a USB drive or LAN ...
...display. Sequentially scan up to 20 Mb of data and channel setup files directly to four channels can be plotted and viewed on the types and ranges of the measurement inputs the Product can accept. With the Graph feature, channel measurement data for Fluke products online at: www. ....alarm, an external source, or a remote SCPI command. Product Overview The Fluke 2638A HYDRA Series III Data Acquisition Unit (the Product or Instrument) is in progress, all channel values can be shown in scan. A scan can be manually controlled from the front panel or triggered with a USB drive or LAN ...
Product Manual
Page 10
... logic (TTL) port that presents the user with a value range of 1,048,575 (20 bits). Function that can be configured to output a digital signal from the rear-panel alarm output for Fluke products online at: www. .com 1.888.610.7664 Remotely operate the Product with an ...range has been exceeded. The Product is included in the scan list, the value of the Instrument. • Digital Multimeter Functionality (DMM) - 2638A Users Manual • Alarms - The DMM can be assigned two independent alarms to 255 based on the display. When the DIO channel is equipped with a ...
... logic (TTL) port that presents the user with a value range of 1,048,575 (20 bits). Function that can be configured to output a digital signal from the rear-panel alarm output for Fluke products online at: www. .com 1.888.610.7664 Remotely operate the Product with an ...range has been exceeded. The Product is included in the scan list, the value of the Instrument. • Digital Multimeter Functionality (DMM) - 2638A Users Manual • Alarms - The DMM can be assigned two independent alarms to 255 based on the display. When the DIO channel is equipped with a ...
Product Manual
Page 12
...is referred to . Scan all active channels directed by the test setup file. The function of a single channel. The model 2638A/05 will only indicate one active slot. Scroll menus, increase or decrease values, and highlight selections. Visually shows how many and...2. See Chapter 4 for more information and operation instructions. 1-4 MyFlukeStore Shop for timestamps when data is used for Fluke products online at: www. .com 1.888.610.7664 2638A Users Manual Item Name Function Softkeys Arrow Keys USB Data Transfer Indicator Table 1-1. When a ...
...is referred to . Scan all active channels directed by the test setup file. The function of a single channel. The model 2638A/05 will only indicate one active slot. Scroll menus, increase or decrease values, and highlight selections. Visually shows how many and...2. See Chapter 4 for more information and operation instructions. 1-4 MyFlukeStore Shop for timestamps when data is used for Fluke products online at: www. .com 1.888.610.7664 2638A Users Manual Item Name Function Softkeys Arrow Keys USB Data Transfer Indicator Table 1-1. When a ...
Product Manual
Page 14
... digital external alarm if a channel exceeds the set alarm limits. 2638A Users Manual Table 1-2. See the 2638A Remote Programmers Guide. Slots that is used to connect other instruments to the unit. The 2638A/05 has only one usable slot. 1-6 MyFlukeStore Shop for remote... operation. Digital External Alarm Trigger Outputs Six digital outputs that can be used for Fluke...
... digital external alarm if a channel exceeds the set alarm limits. 2638A Users Manual Table 1-2. See the 2638A Remote Programmers Guide. Slots that is used to connect other instruments to the unit. The 2638A/05 has only one usable slot. 1-6 MyFlukeStore Shop for remote... operation. Digital External Alarm Trigger Outputs Six digital outputs that can be used for Fluke...
Product Manual
Page 15
.... Symbol Description AC (Alternating Current) DC (Direct Current) Digital signal. + Power ON / OFF T Double insulated. Important information. See manual. Do not dispose of the lowvoltage MAINS installation. CAT II Measurement Category II is classed as unsorted municipal waste. CAT IV Measurement Category IV is...test and measuring circuits connected directly to test and measuring circuits connected at : www. .com 1.888.610.7664 See Table 1-3 for Fluke products online at the source of the building's low-voltage MAINS installation.
.... Symbol Description AC (Alternating Current) DC (Direct Current) Digital signal. + Power ON / OFF T Double insulated. Important information. See manual. Do not dispose of the lowvoltage MAINS installation. CAT II Measurement Category II is classed as unsorted municipal waste. CAT IV Measurement Category IV is...test and measuring circuits connected directly to test and measuring circuits connected at : www. .com 1.888.610.7664 See Table 1-3 for Fluke products online at the source of the building's low-voltage MAINS installation.
Product Manual
Page 16
...the protective earth could cause death. • Do not put voltage on the chassis that the Product operates correctly. 1-8 MyFlukeStore Shop for Fluke products online at the insulation around the terminals. • Do not use the Product if it operates incorrectly. • Do not use..., test leads, and adapters for the measurement. • Use only cables with correct voltage ratings. • Do not use the Product. 2638A Users Manual WXWarning To prevent possible electrical shock, fire, or personal injury: • Read all safety information before you use the Product. • Carefully...
...the protective earth could cause death. • Do not put voltage on the chassis that the Product operates correctly. 1-8 MyFlukeStore Shop for Fluke products online at the insulation around the terminals. • Do not use the Product if it operates incorrectly. • Do not use..., test leads, and adapters for the measurement. • Use only cables with correct voltage ratings. • Do not use the Product. 2638A Users Manual WXWarning To prevent possible electrical shock, fire, or personal injury: • Read all safety information before you use the Product. • Carefully...
Product Manual
Page 18
...how to troubleshoot the Product. The Users Manual is translated into many languages. • The 2638A Safety Information is translated into many languages. • The 2638A Remote Programmers Guide contains information on error ...messages and how to remotely operate the Product. The Programmers Guide alphabetically lists all commands and provides example code for Fluke products online at: www. .com 1.888.610.7664 The Safety Information is printed and contains important safety information for this Manual This manual...
...how to troubleshoot the Product. The Users Manual is translated into many languages. • The 2638A Safety Information is translated into many languages. • The 2638A Remote Programmers Guide contains information on error ...messages and how to remotely operate the Product. The Programmers Guide alphabetically lists all commands and provides example code for Fluke products online at: www. .com 1.888.610.7664 The Safety Information is printed and contains important safety information for this Manual This manual...
Product Manual
Page 19
2638A Users Manual General Specifications Mains Voltage 100 V Setting 90 V to 110 V 120 V Setting 108 V to 132 V 220 V Setting 198 V to 242 V 240 V Setting 216 V to 264 V Frequency 47 Hz to 440 Hz Power Consumption 36 VA peak (24 W average) Environment Temperature Operating 0 °C to 50 °C Full accuracy 18 °C to 28 °C Storage 20 °C to 70 °C Warm-up 1 hour to full accuracy specifications Relative Humidity (non-condensing) Operating 0 °C to 28 °C
2638A Users Manual General Specifications Mains Voltage 100 V Setting 90 V to 110 V 120 V Setting 108 V to 132 V 220 V Setting 198 V to 242 V 240 V Setting 216 V to 264 V Frequency 47 Hz to 440 Hz Power Consumption 36 VA peak (24 W average) Environment Temperature Operating 0 °C to 50 °C Full accuracy 18 °C to 28 °C Storage 20 °C to 70 °C Warm-up 1 hour to full accuracy specifications Relative Humidity (non-condensing) Operating 0 °C to 28 °C
Product Manual
Page 20
... Class A: Equipment meets requirements for industrial electromagnetic wave equipment and the seller or user should take notice of channels 20 Operations sum, difference, multiply, divide, polynomial, power, square root, reciprocal, exponential, logarithm, absolute value, average...Triggers interval, external (trigger input), alarm, remote (bus), manual Battery life 5 years Memory Scan data RAM 75,000 readings with timestamp Data/Setup flash memory 20 MB Non-volatile memory life 5 years USB Host Port Standard...product is intended for Fluke products online at: www. .com 1.888.610.7664
... Class A: Equipment meets requirements for industrial electromagnetic wave equipment and the seller or user should take notice of channels 20 Operations sum, difference, multiply, divide, polynomial, power, square root, reciprocal, exponential, logarithm, absolute value, average...Triggers interval, external (trigger input), alarm, remote (bus), manual Battery life 5 years Memory Scan data RAM 75,000 readings with timestamp Data/Setup flash memory 20 MB Non-volatile memory life 5 years USB Host Port Standard...product is intended for Fluke products online at: www. .com 1.888.610.7664
Product Manual
Page 21
... ppm of 18 °C to 28 °C. 24-hour specifications are valid for 6 ½ digit resolution mode (unless otherwise noted) for Fluke products online at 25 °C DC Voltage Input Characteristics Range Resolution Fast 4½ Digits Resolution Medium 5 ½ Digits Slow 6 ½ ... digits, depending on Sample Rate or NPLC DC Voltage Maximum Input 300 V on mains input >1 V from 450 MHz to 20 MHz, add 0.02 % of range). 2638A Users Manual Measurement Specifications Accuracy specifications generally are relative to 3 mA. 10 MΩ is given as ± (% measurement + % ...
... ppm of 18 °C to 28 °C. 24-hour specifications are valid for 6 ½ digit resolution mode (unless otherwise noted) for Fluke products online at 25 °C DC Voltage Input Characteristics Range Resolution Fast 4½ Digits Resolution Medium 5 ½ Digits Slow 6 ½ ... digits, depending on Sample Rate or NPLC DC Voltage Maximum Input 300 V on mains input >1 V from 450 MHz to 20 MHz, add 0.02 % of range). 2638A Users Manual Measurement Specifications Accuracy specifications generally are relative to 3 mA. 10 MΩ is given as ± (% measurement + % ...
Product Manual
Page 23
... 100 kHz 0.55 % + 0.27 % 0.6 % + 0.27 % 0.6 % + 0.27 % 0.05 % + 0.03 % Note: For conducted disturbances on mains input >1 V from 10 MHz to 1 kHz >1 kHz 20 Hz 0 % 0 % 0 % 0 % 0 % AC Filter 200 Hz − 0.55 % 0.2 % 0.02 % 0 % DC Current Input Protection 0.15 A / 600 V Resettable PTC DC Current Input Characteristics Range ... Burden Voltage For disturbances >3 V, accuracy is stated as ± (% measurement + % of range). 2638A Users Manual AC Voltage Accuracy Accuracy is given as % of reading. Frequency 20 Hz to 40 Hz 40 Hz to 100 Hz 100 Hz to 200 Hz 200 Hz to 40 MHz...
... 100 kHz 0.55 % + 0.27 % 0.6 % + 0.27 % 0.6 % + 0.27 % 0.05 % + 0.03 % Note: For conducted disturbances on mains input >1 V from 10 MHz to 1 kHz >1 kHz 20 Hz 0 % 0 % 0 % 0 % 0 % AC Filter 200 Hz − 0.55 % 0.2 % 0.02 % 0 % DC Current Input Protection 0.15 A / 600 V Resettable PTC DC Current Input Characteristics Range ... Burden Voltage For disturbances >3 V, accuracy is stated as ± (% measurement + % of range). 2638A Users Manual AC Voltage Accuracy Accuracy is given as % of reading. Frequency 20 Hz to 40 Hz 40 Hz to 100 Hz 100 Hz to 200 Hz 200 Hz to 40 MHz...
Product Manual
Page 25
... (23 ±5 °C) 1 Year (23 ±5 °C) T.C./ °C Outside 18 °C to 28 °C 100 µA 1 mA 10 mA 100 mA 20 Hz to 2 kHz 20 Hz to 2 kHz 20 Hz to 2 kHz 20 Hz to 2 kHz 0.2 % + 0.06 % 0.2 % + 0.06 % 0.2 % + 0.06 % 0.2 % + 0.06 % 0.25 % + 0.06 % 0.25 % +...per lead for a sinusoidal signal with amplitude greater than 5 % of reading. 2638A Users Manual AC Current Accuracy Accuracy is given as ± (% measurement + % of... Method Current source referenced to 1 second for Fluke products online at: www. .com 1.888.610.7664 Lead Resistance (4-wire ohms 10 Ω...
... (23 ±5 °C) 1 Year (23 ±5 °C) T.C./ °C Outside 18 °C to 28 °C 100 µA 1 mA 10 mA 100 mA 20 Hz to 2 kHz 20 Hz to 2 kHz 20 Hz to 2 kHz 20 Hz to 2 kHz 0.2 % + 0.06 % 0.2 % + 0.06 % 0.2 % + 0.06 % 0.2 % + 0.06 % 0.25 % + 0.06 % 0.25 % +...per lead for a sinusoidal signal with amplitude greater than 5 % of reading. 2638A Users Manual AC Current Accuracy Accuracy is given as ± (% measurement + % of... Method Current source referenced to 1 second for Fluke products online at: www. .com 1.888.610.7664 Lead Resistance (4-wire ohms 10 Ω...
Product Manual
Page 27
...0 Ω to the accuracy specification if using channels x01 through x20, and add external lead wire resistance mismatch. For disturbances >3 V, accuracy is unspecified. 1-20 MyFlukeStore Shop for 4-wire 100 Ω nominal RTD, using Channel 1, or add 0.15 °C internal resistance mismatch to 1 MΩ Sample Rate Slow ... 1 V from 10 MHz to the accuracy specification for a 4-wire thermistor using medium or fast sample rate (NPLC 3 V, accuracy is unspecified. 2638A Users Manual RTD Temperature Accuracy Accuracy is for Fluke products online at: www. .com 1.888.610.7664
...0 Ω to the accuracy specification if using channels x01 through x20, and add external lead wire resistance mismatch. For disturbances >3 V, accuracy is unspecified. 1-20 MyFlukeStore Shop for 4-wire 100 Ω nominal RTD, using Channel 1, or add 0.15 °C internal resistance mismatch to 1 MΩ Sample Rate Slow ... 1 V from 10 MHz to the accuracy specification for a 4-wire thermistor using medium or fast sample rate (NPLC 3 V, accuracy is unspecified. 2638A Users Manual RTD Temperature Accuracy Accuracy is for Fluke products online at: www. .com 1.888.610.7664
Product Manual
Page 29
2638A Users Manual B 100 °C to 1820 °C C 0 °C to 2315 °C D 0 °C to 2315 °C G 0 °C to 2315 °C L -200 °C to 900 °C M -50 °C to ...
2638A Users Manual B 100 °C to 1820 °C C 0 °C to 2315 °C D 0 °C to 2315 °C G 0 °C to 2315 °C L -200 °C to 900 °C M -50 °C to ...
Product Manual
Page 30
1 Product Overview and Specifications 2638A-100 Universal Input Module Trigger Absolute Voltage Range 4 V to 30 V Minimum Logic High 2.0 V Maximum Logic Low 0.7 V Minimum Pulse Width 50 µs Maximum Latency 100 ms Alarm Output Absolute Voltage Range 4 V to 30 V Output Type open drain active low Output Logic Low (
1 Product Overview and Specifications 2638A-100 Universal Input Module Trigger Absolute Voltage Range 4 V to 30 V Minimum Logic High 2.0 V Maximum Logic Low 0.7 V Minimum Pulse Width 50 µs Maximum Latency 100 ms Alarm Output Absolute Voltage Range 4 V to 30 V Output Type open drain active low Output Logic Low (
Product Manual
Page 32
Fuse Replacement and Line-Voltage Selection hce016.eps 2-2 MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664 2638A Users Manual 1 2 Figure 2-1.
Fuse Replacement and Line-Voltage Selection hce016.eps 2-2 MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664 2638A Users Manual 1 2 Figure 2-1.