Fluke 724 Calibration Manual

724/725/726
Calibration Manual
ii
Upper Display mA Measurement Tests......................................................... 28
Lower Display mA Measurement Tests (725 and 726)................................. 29
Lower Display Frequency Measurement Test (725 and 726) ....................... 30
Lower Display Frequency Source Test (725 and 726) .................................. 31
Lower Display 4-Wire Resistance Measurement Tests................................. 32
Lower Display 3-Wire RTD Measurement ................................................... 33
Lower Display Thermocouple Measurement Tests....................................... 34
Lower Display Thermocouple Source Test ................................................... 35
Lower Display mA Source Tests (725 and 726) ........................................... 36
Lower Display mV Source Tests................................................................... 37
Lower Display Voltage Source Tests ............................................................ 37
Lower Display Ohms Source Tests ............................................................... 38
Pressure Module Input (725/726).................................................................. 39
Calibration Adjustment...................................................................................... 39
Setup.............................................................................................................. 39
Initiating Communication (724 and 725) ...................................................... 40
Calibration Adjustment Procedures (724 and 725) ....................................... 41
Cal Volts Input .......................................................................................... 41
Cal Volts Output ....................................................................................... 42
Cal mA Input (Fluke 725 Only) ................................................................ 43
Cal mA Output (725 Only) ....................................................................... 44
Cal mV Input............................................................................................. 45
Cal mV Output .......................................................................................... 46
Cal Thermocouples ................................................................................... 47
Cal Ohms Hi Source.................................................................................. 48
Cal Ohms Low Source .............................................................................. 49
Cal RTD Low Range................................................................................. 50
Cal RTD Hi Range .................................................................................... 51
Cal ISO Volts ............................................................................................ 52
Cal ISO mA............................................................................................... 53
Calibration Adjustment Procedures (726) ..................................................... 54
Initiating Communication ......................................................................... 54
Calibrating Isolated mA Input................................................................... 55
Calibrating Isolated Voltage Input ............................................................ 56
Calibrating mA Input ................................................................................ 57
Calibrating mA Output.............................................................................. 58
Calibrating Voltage Input.......................................................................... 59
Calibrating Voltage Output ....................................................................... 60
Calibrating Low Ohms Source.................................................................. 61
Calibrating High Ohms Source ................................................................. 62
Calibrating Ohms Measure........................................................................ 63
Calibrating Thermocouple mV Output ..................................................... 64
Calibrating Thermocouple mV Input ........................................................ 65
Calibrating Thermocouple CJC:................................................................ 66
Replaceable Parts............................................................................................... 67

Fluke 724 Specifications

General

Temperature Range	-10°C to 55°C
Thermocouple Types	J, K, T, E, R, S, B, L, U, N
Current Measurement	0 to 24 mA
Operating Temperature	-10°C to 55°C
Function	Process calibrator
RTD Types	Pt100, Pt500, Pt1000
Voltage Measurement	0 to 10 V
Loop Power	24 V DC
Display	Dual Display
Power Supply	4 AA batteries
Resolution	0.1 °C
Storage Temperature	-20 °C to 60 °C
Battery Life	25 hours
Relative Humidity	0 % to 90 %
Safety Compliance	CSA C22.2 No. 1010.1:1992