MMG
TQI-021/1
7
Qm
Nominal maximal flowrate for the flowmeter.
QH
High alarm limit for the flowrate.
QL
Low alarm limit for the flowrate.
Vo
Volume corresponding to one pulse of the remote counter.
dT
Pulse width of the remote counter output.
E
Identifier (serial number) of the device.
S
Identifier (serial number) of the flowmeter connected to the device.
CNo
Electronic „seal” that is the check number of the measuring system. The program of TQI-021/1
generates this number automatically; there is no other way of setting it. In case any of the data
in data group P is changed even temporarily, the check number will change. As there is no other
way for changing the check number, registering and checking the value of this number can
sense the unauthorized manipulation.
fIn
Selector code for input signal.
1
the device receives high level pulse signal on the terminals 6(+) and 7(-), or a 6(+) and 8(-)
(see Fig. 4)
0
the device receives low level pulse signal of pick-off coil on the terminals 4 and 5, or the
NAMUR current pulses on the terminals 8(+) and 9(-) (see Fig. 4)
ISk
Output current full scale.
Attention!
The changing of it by the user is not recommended.
I00
Output current zero correction.
Attention!
The changing of it by the user is not recommended.
ABd
Data of the serial line communication
Form of the displayed number:
AAA.BBBB
Where:
AAA
digits of Address:
BBBB
digits of Baud-rate:
000…250
0600
600 bit/s
1200
1200 bit/s
2400
2400 bit/s
4800
4800 bit/s
9600
9600 bit/s
1920
19200 bit/s
3.4.
Batch control
Setting the batch
At pressing pushbutton
D
at once the value of batch (
D
)
appears at the display in inverse contrast
signaling that the keys of the numeric keypad became active, enabling the entering of the new value of
batch. After entering the new value of batch it is acknowledged by pressing pushbutton
ENT.
By
pressing
ENT
the batching is not started, only the new value for batching is entered in memory
D
.
Start batching by the pushbutton on front panel
After entering the new batch value (or leaving the old value unchanged) by pressing pushbutton
D
repeatedly batching starts at once, the BATCHING information character gives a flashing
D
signal, the
display is changed to displaying the batch volume left (
D
’
).
Suspending or stop batching by front panel pushbuttons
Batching automatically stops if the volume left (
D
’
)
reaches zero.
In case You press pushbutton
D
during batching started from the front panel the batching is
suspended, the display changes to
D
’
, the value of it is seen this time in inverted contrast, signing that
the batching is only suspended, but is not terminated. The character BATCH keeps giving the flashing
D
signal. In this stage batching can be continued by pressing pushbutton
D
again, the display of
D
’
turns to normal contrast. The suspended batching can be terminated by pressing pushbutton
ESC
.
