Sper-scientific 840002 Anemometer Hotwire CFM Datalogger Bedienungsanleitung Seite 10

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The meter can record up to 16,000 data points, stored in a maximum of
250 memory blocks. All data points saved during one data logging ses-
sion are stored in one memory block.
The 16 digits data stream will be displayed in the following format:
D0 End Word = 0D
D1 & D8 Display reading, Dl = LSD, D8 = MSD
(If the display reading is 1234, then D8 to D1 is: 00001234)
D9 Decimal Point (DP), position from right to the left
D10 Polarity: 0 = Positive 1 = Negative
D11 & D12 Annunciator for Display
°C = 01 Knot = 90 mile/h = 12
°F = 02 Km/h = 10 CMM = 84
m/S = 08 ft/min = 11 CFM = 85
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Each digit indicates the following status:
Meter (3.5 mm jack plug) PC (9W ‘D” Connector)
Center Pin .................................. Pin 4 Pin 2 2.2 K
Ground/shield ............................ Pin 2 Pin 5 resistor
Block 1 Block 2 Block 250
………
………
Data 1 Data X+1 Data Z
To Data X To Data Y To Data 16,000
Use the UP (5) and DOWN (6) buttons to select the desired memory
block number (1 to 250) and push the SEND (7) button once.
The bottom right of the display shows "Sending Data!".
When the process has finished, "Transmit mode" is displayed.
Push the ESC (3) button to exit this function.
6
. RS232 PC SERIAL INTERFACE
The instrument features a 3.5 mm RS232 OUTPUT TERMINAL (14). The
signal output is a 16-digit data stream that can be adapted to user-defined ap-
plications. A RS232 lead with the following connection is required to link the
instrument with the PC serial interface.
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