TF1100-EH transit-time handheld flowmeter manual
21
M50
“Option” selection for the logger. It is the functions as the switch of external
16GB data logger. If select data logger output, please select “ON”, then,
press “ENTER”, then must select all the items “ON”, i.e., from item 1 to
11, all the items must be selected as “ON”.
M51
Time setup for the data logger, if “Go On” time is longer than 24 hours,
please use dot key
.
on Keypad, will display * symbol, as below: **:**:**,
it means no time limit.
M52
(1)
Data logging direction control, use the
∧
or
∨
key to select ‘To
RS-232’ , then press “ENTER” key, all the data produced by the data
logger will be transmitted out through the RS-232 interface
(2)
If ‘To buffer ‘ is selected, the data will be stored into the built-in logger
memory
(3)
Buffer transferring and buffer clearing
M53
Logger buffer browser. It functions as a file editor. Use Dot, backspace UP
and DN keys to browse the buffer. If the logger is ON, the viewer will
automatically refresh once new data are stored
M60
99-year calendar. Press ENTER for modification. Use the dot key to skip the
digits that need no adjusting. User can setup Date as YEAR-MONTH-D
(all setups are two digits.)
M61
Display Version information and Electronic Serial Number (ESN) that are
unique for each TF1100-EH series flow meter. The users can employ the
ESN for instrumentation management.
M62
RS-232C communication setup
Commonly, user should select “9600, None”
9600 is baud rate; parity check bit is “None”.
M67
Input the frequency range for the frequency output. The biggest range is
0Hz-9999Hz. Default value is 1-1001 Hz. Note: see “OCT terminal wiring”.
M68
Setup the Low Frequency Output
corresponding Value of Flow Rate.
This value correspond to the lowest
Frequency value entered in M67.
M69
Setup the High Frequency Output
corresponding Value of Flow Rate.
This value correspond to the highest
Frequency value entered in M67.
M70
LCD display backlight control. The entered value indicates how many
seconds the backlight will be on with every key pressing.
M71
LCD contrast control. The LCD will become darker when a small value is
entered.
M68
Low FO Flow Rate
0 m
3
/h
M69
High FO Flow Rate
3000 m
3
/h
