Chapter 3. SETTING
6
Setup the following to operate the communication functions of the CMQ Series:
■ Setting method of communication functions
Follow the following procedure to set the functions:
(1)Display the instantaneous flow rate by pressing the DISP key.
>> “PV” lamp and “L/min” lamp ("mL/min" in MQV9200) start lighting.
(2) Keep pressing the ▼ key and the ENT key at the same time for 3 seconds or
more.
>> The item No. c-0 1 appears on the 7-segment display and mode changes to
the function setup mode.
(3) Select a desired setup item by pressing either ▲ key or ▼ key and then press
the ENT key.
>> The current setting flashes on the 7-segment display.
(4) Select a desired setting by pressing either ▲ key or ▼ key.
(5) After a desired setup mode is selected, confirm it by pressing the ENT key.
>> At this point the setup is updated. (After about one second, the item number
display is returned.)
(6) If other setting items are desired, return to (3) for setting. If no other item is
desired to be set, proceed to the item (7).
(7) Press the DISP key to make the status from the function setup mode to instan-
taneous flow rate display.
Handling Precautions
• If any key is not pressed for one minute after the function setup mode,
the display automatically returns to the instantaneous flow rate display.
• If the DISP key is pressed without pressing the ENT key after carrying
out the operation in step (4), the setting remains at the previous value
without being update.
■ Setting items of communication functions
Function Item Setup item and description Factory Remarks
setup item setting
c-3 0 Station address 0: Communications function 0 The communications function does
disabled not work at 0. Set a different ad-
1 to 127: Station address dress from the slave station.
c-3 1 Transmission speed 0: 38400bps 1
1: 19200bps
2: 9600bps
3: 4800bps
4: 2400bps
c-3 2 Data format 0: 8 bit data, even parity, 1 stop bit 0
1: 8 bit data, no parity, 2 stop bits
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