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6
Operational Wireless Transmitter Operation
6.4.2 DTG-RTD100-W Battery Life – Wireless Model
For the DTG-RTD100-W digital RTD meter, the battery life of the device is
controlled by three variables – the battery capacity, the analog output rate, and
the wireless transmission rate. The battery capacity is 17000 mA hours using 2 of
the 8.5Ah capacity batteries. Below is a table showing battery life estimates for
various sample intervals and wireless transmission rates.
6-4
Table 2: DTG-RTD100-W - Wireless Model – Battery Life
(2 x 8.5Ah Batteries)
DTG-RTD100-W Estimated Battery Life
(2 x 8.5Ah Lithium Batteries: 17000 mA Hours)
Analog Sample
Interval(s):
0.5
Wireless
Transmit
Interval(s):
Weeks
2
48.5
3
54.7
5
61.0
10
66.6
15
68.8
30
71.0
45
71.8
60
72.2
120
72.8
RF OFF
73.5
5
15
Weeks
Weeks
67.4
69.4
79.9
82.7
93.9
97.8
108.1
113.3
113.8
119.6
120.2
126.7
122.5
129.2
123.7
130.5
125.5
132.6
127.3
134.6
30
Weeks
69.9
83.5
98.9
114.7
121.2
128.4
131.0
132.4
134.5
136.6
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