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+380 44 507 02 07
Thermometer
No.
Th
Tl
Configuration
Register
0
0
172
127
1
1
157
127
2
2
206
127
3
3
255
127
4
4
104
127
For more details regarding entering values to thermometer
configuration registers, please, refer to thermometer DS18B20 manual.
If the thermometers with the same number are detected,
respective I/O component will record the readings from the meter polled
the last.
Connection pattern between thermometer and BI-910 TREK tracker
is given in Table 7.
Table 7. Connection of Thermometer to BI-910 TREK Using Parasite
Power Pattern
Term
inal
No
Tracker
conductor
color
Signal
type
Meter
conductor
color
Signal
type
Purpose
А2
Violette /
Black
1-wire
PWR
White
Power
3.3 V
for device
power supply
"
1-Wire
" (15
mA max)
А3
Green /
Yellow
1_wire
Green
Signal
1-Wire
interface data
signal
С1
Black
GND
Brown
Power Ground (earth)
Configuration example:
Enabling thermometer servicing
setparam 0990 1
;
Readings from thermometer 0, when transmitted to server
ID 106
setparam 0630 1; setparam 0631 0; setparam 0632 0; setparam 0633
0; setparam 0634 3; setparam 0635 10;
Readings from thermometer 1, when transmitted to server
ID 107
setparam 0640 1; setparam 0641 0; setparam 0642 0; setparam 0643
0; setparam 0644 3; setparam 0645 10;
Readings from thermometer 2, when transmitted to server
ID 108