Fluke 1523 User Manual

1523, 1524 Reference Thermometer
Manual Calibration Process
90
Setting Cal Range Value Description
Ref1, Ref2 MED_OHMS 400, 40000 MED_OHMS Ref Calibration points
Ref1, Ref2 HI_OHMS 40000, 500000 HI_OHMS Ref Calibration points
Adj1 & Adj2 MV 0,0 MV Ref Point Adjustment Values
Adj1 & Adj2 L75_OHMS 0,0 L75_OHMS Ref Point Adjustment Values
Adj1 & Adj2 LO_OHMS 0,0 LO_OHMS Ref Point Adjustment Values
Adj1 & Adj2 MED_OHMS 0,0 MED_OHMS Ref Point Adjustment Values
Adj1 & Adj2 HI_OHMS 0,0 HI_OHMS Ref Point Adjustment Values
NOTE: All serial commands below must be sent in the order shown. Not doing so will
cause other calibration parameters to change values. This produces large errors in the
calibration.
1. Using a terminal program set the terminal program communication settings to:
Baud 9600
Parity None
Flow Control None
Stop Bits 1
Plug the provided serial communications cable into the UUT.
2. Set the number of Ref points to 2 for each range by sending the following serial
commands.
SYST:PASS:CEN XXXX (where XXXX is the current UUT password)
CAL:DEV:RANG:SEL L75_OHMS
CAL:DEV:RANG:NUM 2
CAL:DEV:RANG:SEL LO_OHMS
CAL:DEV:RANG:NUM 2
CAL:DEV:RANG:SEL MED_OHMS
CAL:DEV:RANG:NUM 2
CAL:DEV:RANG:SEL HI_OHMS
CAL:DEV:RANG:NUM 2
CAL:DEV:RANG:SEL MV
CAL:DEV:RANG:NUM 2
3. Set all Reference points to their designated values (see Table 31 on previous
page, 1523/24 Alignment settings) for each range by sending the following
commands:
CAL:DEV:RANG:SEL L75_OHMS
CAL:DEV:RANGE:REF1 0.0
CAL:DEV:RANGE:REF2 75.0
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Fluke 1523 Specifications

General

Resolution	0.001°C
Display	LCD
Data Logging	Yes
Input Types	RTD, Thermocouple
Interface	RS-232
Power Supply	AC adapter
Accuracy	±0.005°C