Watts 28042, Руководство пользователя

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Table of Contents
Section Page
Specifications .....................................................................................................1
1.0
Overview ............................................................................................................2
1.1 Unpacking and Inspection of the Instrument and Accessories .............2
1.2 The Display ...........................................................................................3
1.3 The Touch Pad ......................................................................................3
1.4 Vapor Purge ...........................................................................................4
2.0 Safety .................................................................................................................4
3.0 Installation and Commissioning .......................................................................5
3.1 Mounting and Site Selection ..................................................................5
3.2 Plumbing ..............................................................................................6
3.2.1 Pressurized Systems ...................................................................7
3.2.2 Drain Vent ..................................................................................7
3.3 Electrical Connections ..........................................................................7
3.3.1 Power ........................................................................................8
3.3.2 RS-485 .....................................................................................8
3.3.3 Relays .........................................................................................8
3.3.4 4-20 mA ....................................................................................8
4.0 Operation ...........................................................................................................9
4.1 Warm-up ...............................................................................................9
4.2 Routine Measurement ...........................................................................9
4.3 Security Access Feature .......................................................................10
4.4 Initial Operation ...................................................................................10
5.0 Instrument Calibration ....................................................................................11
5.1 100%T Calibration ...............................................................................11
5.2 ABS Calibration ...................................................................................12
5.2 Calibration Error .................................................................................13
6.0 Restore Factory Settings ................................................................................ 14
6.1 Restoring Factory Settings ...................................................................14
7.0 Instrument Configuration (CONFIG mode) ....................................................16
7.1 Selecting the Output (O/P) ..................................................................16
7.2 Setting the 4-20 mA .............................................................................16
7.2.1 Setting the 4 mA Level ...........................................................17
7.2.1 Setting the 20 mA Level .........................................................17
7.2.1 Setting the Error Level ............................................................17
7.3 Configuring the RS-485 Port ..........................................................................18
7.3.1 Setting the Baud Rate .............................................................18
7.3.1 Setting the Address ................................................................18