Chapter 2 __________________________________________________________ Product Overview
VAISALA _______________________________________________________________________ 15
Transmitter Structure
The structure of the DPT146 is shown in Figure 2 below. The transmitter
body does not have user serviceable parts inside, and is not designed to
be opened. Opening the transmitter will void the warranty.
1109-031
Figure 2
DPT146 Transmitter Structure
where
1 = 30
mm
nut
2 = Transmitter
body
3 = 4-pin M8 connector I: analog outputs and operating power
4 = 4-pin M8 connector II (shown with protective cap):
Non-isolated RS-485 and operating power
5 = Sealing ring (included with transmitters that have ISO or UNF
connection thread)
6 = Connection
thread
7 = Stainless steel mesh filter that protects the MPS1 sensor
When the transmitter is delivered, the filter is protected by a yellow
transport protection cap that keeps the sensor dry. The transport
protection cap should be left on the transmitter during storage. Remove
the transport protection cap before installing the transmitter.
