User's Manual

51,52,53,54 SOMV 1 of 1 1/10/2007
Instrument Security Procedures
Models:
Fluke 51, Fluke 52, Fluke 53 and Fluke 54
Product Name:
Digital Thermometers
Instrument Description:
Fluke 50 Series II Contact Thermometers
Memory Description:
The Fluke models 53 and 54 have three memory devices:
1. U11, EEPROM, Atmel AT25320, 4k x 8 bytes, non-volatile memory used
to store logged readings.
2. U10, mask ROM micro controller, TI MSP430C337, contains operating
code for the product.
3. U4, EEPROM, Atmel AT25010, 128 x 8 bytes, non-volatile memory used
to store calibration constants.
The Fluke models 51 and 52 have two memory devices:
1. U10, mask ROM micro controller, TI MSP430C337, contains operating
code for the product.
2. U4, EEPROM, Atmel AT25010, 128 x 8 bytes, non-volatile memory used
to store calibration constants.
Memory Cleaning Instructions:
The user can only access stored readings. Readings are cleared by using the
front panel "clear memory" buttons.