2
Installation
This section contains instructions for installing and wiring the Rosemount 326P Pressure
Transmitter.
Note
Before installing or removing the unit, ensure no pressure is applied to the system. Note
that when the pressure transmitter displays 0%, pressure might still be applied to the
system.
2.1
Installation orientation (3-A
®
standards)
For optimized cleaning of the measuring element in hygienic areas according to the 3-A
standards, follow these guidelines when installing the pressure transmitter.
To ensure the medium can run off the measuring element, do not install the unit at the
lowest point of a pipe or container.
Note
This product is not suitable for use where the criteria for paragraph E1.2 / 63-03 of the
3-A
®
standard 63-03 must be met.
2.2
Hygienic process connection adapter
installation
Hygienic process connection adapters allow the transmitter to be installed according to
application requirements. All connection adapters include an EPDM O-ring. More sealing
rings are available to be ordered as accessories. See the
Rosemount 326P Product Data
Sheet
for all available connectors and accessories. Hygienic process connection adapters
include installation instructions with the packaging.
2.3
Electrical connection
This section provides instructions for wiring the pressure transmitter. A qualified
electrician must wire the pressure transmitter. The electrical installation must adhere to
national and international regulations.
Voltage supply according to EN 50178, SELV, PELV.
2.3.1
Wiring for two-wire operation
Follow these steps to wire the pressure transmitter for two-wire operation.
Procedure
1. Disconnect the power.
2. Wire the pressure transmitter according to
Quick Start Guide
Installation
00825-0100-4327
January 2019
Quick Start Guide
11
Содержание Rosemount 326P
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