Fluke 2638A User Manual

2638A
Users Manual
ii
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-100 Universal Input Module .................................................................. 1-23
General .......................................................................................................... 1-23
2 Initial Setup and Configuration .......................................................... 2-1
Introduction ........................................................................................................ 2-1
Set the Regional Voltage ................................................................................... 2-1
Connect to Mains Power .................................................................................... 2-3
Set the Handle Position ...................................................................................... 2-4
Power On and Standby ...................................................................................... 2-5
Warm-Up the Product ........................................................................................ 2-6
Configure the Product ........................................................................................ 2-6
Input Module and Relay Card Installation ......................................................... 2-7
Set Up Security .................................................................................................. 2-10
3 Input and Channel Configuration ....................................................... 3-1
Introduction ........................................................................................................ 3-1
Input Wiring ....................................................................................................... 3-1
The Universal Input Module.......................................................................... 3-1
Wiring Safety and Considerations ................................................................. 3-2
3-Wire and 4-Wire Sense Input Configuration .............................................. 3-3
Input Types and Wiring Diagrams ................................................................ 3-5
Input Wiring Instructions .............................................................................. 3-6
Channel Configuration ....................................................................................... 3-7
About Channel Numbers ............................................................................... 3-7
Basic Channel Operations ............................................................................. 3-10
Open the Channel Setup Menu ................................................................. 3-10
Set Channels to ON or OFF ...................................................................... 3-11
Verify a Channel ....................................................................................... 3-12
Zero a Channel .......................................................................................... 3-12
Copy a Channel ......................................................................................... 3-13
Save or Load a Channel Configuration (Setup File) ................................. 3-14
Reset the Channel and Test Configuration ................................................ 3-16
Analog Channel Configuration (Ch001, Ch101 to Ch322) ........................... 3-16
Current and Voltage 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 Channel Configuration (Ch402) ..................................................... 3-24
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Fluke 2638A Specifications

General

Resistance Range	0 to 100 MΩ
Power Supply	100 V to 240 V AC, 50 Hz to 60 Hz
Voltage Range	±300 V
Resolution	6.5 digits
Memory	USB
Interface	USB, Ethernet
Display	Color
Measurement Types	DC voltage, AC voltage, resistance, DC current, AC current, frequency, temperature