Transmit Rate Vs. Battery Life - Omega DPG409 SERIES User Manual

6
Optional Wireless Transmitter Operation
• Never use your wireless end device or receiver in medical, nuclear or other
• Never operate your end device or receiver with any other battery or power
• No co-location with other radio transmitters is allowed. By definition, co-
• Never install end devices within 20 cm or less from each other.
• Never use your end device as a portable device. Your unit has been designed
• Never install and/or operate your end device closer than 20 cm to nearby
• Never operate your end device with any other antenna than what is supplied

6.4 Transmit Rate vs. Battery Life

Many factors such as ambient temperature conditions and transmitting rate can
have a big effect on the life of the battery used in your DPG409 Digital Pressure
Gauge. Transmitting data places a big demand of the battery in your unit. The
transmit rate is the single most contributing factor in the life of the battery. The
slower the transmit rate you set, the longer the battery in your device will last.
The tables below give some estimates on how long the battery should last vs.
some sample transmit rates you can select when you set up your meter and
operate under normal conditions.
6.4.1 DPG409 Battery Life – Standard Model
6-3
dangerous applications where an interruption of readings can cause
damage or harm.
source than what's specified in this manual or on the battery compartment
label.
location is when another radio device or its antenna is located within 20 cm
of your end device and can transmit simultaneously with your end device.
to be operated in a permanent installation.
persons.
or listed here in this manual for approved use.
Table 1: DPG409 - Standard Model - Battery Life
DPG409-W Estimated Battery Life
Lithium Batteries:
Sample Interval(s)
0.38
0.5
1
2
3
4
5
10
15
30
8.5Ah x 1
Weeks
22.1
26.4
38.2
49.3
54.5
57.6
59.6
64.1
65.7
67.5
8.5Ah x 2
Weeks
44.3
52.7
76.4
98.5
109.0
115.2
119.2
128.2
131.5
135.0