OZONE ANALYZER BMT 965 Manual, Rev. 01/2024
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Date (format as set in Date Format)
Time as hh:mm:ss
Ozone concentration including unit, depending on the setting of Units-Ozone (position of
decimal point depends on range). During warm-up the range is put out here (max. ozone con-
centration)
Pressure inside the cuvette incl. unit, depending on Units-Pressure
Dirtiness of the cuvette in percent (during zeroing this is filled with AAAA)
16-Bit status information coded hexadecimal
The 16 bits of the status info have the following meaning:
Bit Meaning
0 (LSB) Lamp Low Warning
1 Lamp Low Error
2 Lamp Off Error
3 Dirty Warning
4 Dirty Error
5 Overpressure Error
6 Overrange Error
7 EEPROM Error
8 Zeroing
9 Warmup
10 Lamp High Error
14 Low Alarm
15 High Alarm
Bits 11-13 are not used.
Link-Mode
This mode allows interactive access to measurement results and the change of all parameters also
accessible from the front panel. Communication in Link-Mode always obeys the following format.
All communication has to be initiated from the outside:
*Command Number#[optional parameter]
The BMT 965 always responds after completion of the instruction with
*Command Number#[optional parameter]
The optional parameter can have different decimally coded formats:
Byte: Range 0 .. 255. Byte is also used for the configuration of binary parameters; in this case
Byte can only take the values 0 and 1. If a binary variable is set to 1, the corresponding function
or property is activated.
Short: Range 0 .. 65535
Word: Range 0 .. 99999999
Float: Range –9999999 .. 99999999 (floating point number as for example 1.234567, max. 8
characters including the decimal point)
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