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3M FREEDOM 5000 - Transmitter Controls and Configuration; Magnetic Switch Operation; Transmitter Circuit Board Design

3M FREEDOM 5000
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21
087-0020 REV E
The non intrusive set-up and calibration is achieved by 4 magnetically
activated switches. Operation of these reed switches is performed by
either touching (apply magnet to spot for ½ - 1 second) or touching and
holding (for approximately 5 seconds) the particular spot/key.
Z (Zero) Utilized to initialize calibration (touch and hold) and/or inhibit
(touch and hold for one second) the current output to an adjustable pre
set level.
S (Span) Utilized to initialize span calibration for a specific sensor
(touch and hold). Also used to recognize (Enter) when a calibration or
set-up change is required for entry (touch only).
UP Arrow Increment the digital display or move to a different menu.
(Touch only).
Down Arrow Decrement the digital display or move to a different
menu. (Touch only).
The transmitter circuitry is modular in design, utilizing 3 plug-in circuit
boards for ease of replacement if replacement is ever necessary. These
boards are coated for moisture and corrosive protection.
The following boards make up the complete Series 5000 transmitter:
CPU Board (SST & non-SST versions available)
Power Supply Input/Output (I/O) Board
Display Board
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Instruction Manual

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