Table of Content
Page 2 PR 550 Rev1.0 Jul20
Table of Content
1Foreword ............................................................................................................................3
2Pictograms and Symbols....................................................................................................4
3Signal words according ISO 3864 and ANSI Z 535..........................................................4
4Intended use........................................................................................................................5
5Device description..............................................................................................................6
6Safety Instructions..............................................................................................................7
7Technical data ....................................................................................................................8
7.1 Signal circuits..............................................................................................................9
7.1.1 Modbus.................................................................................................................9
7.1.2 Current output ......................................................................................................9
7.1.3 Alarm....................................................................................................................9
8Dimension ........................................................................................................................10
9Electrical Wiring ..............................................................................................................11
9.1 Cable glands - clamping ranges.................................................................................11
9.2 Connector pin assignment .........................................................................................11
** The Current outputs, X5 and X6, are optional.(Active and passive version
available)..........................................................................................................................12
9.3 Wire connection.........................................................................................................13
9.3.1 General:..............................................................................................................13
9.3.2 Power supply......................................................................................................13
9.3.3 Modbus RTU..................................................................................................... 13
9.3.4 Modbus TCP (Ethernet) Optional PoE............................................................... 14
9.3.5 Pulse Output.......................................................................................................14
10 Installation........................................................................................................................15
10.1 Installing directly into the process.........................................................................15
11 Modbus.............................................................................................................................17
11.1 Register Mapping measuring values...................................................................... 17
Remark for RD400 / RD500 / Handheld devices - Modbus Sensor Datatype:....................17
“Data Type R4-32“ match with “Data Type Float“ ............................................................ 17
11.2 Modbus Settings (2001…2006)............................................................................ 18
11.3 Analog Scaling Settings (2007…2011) ...............................................................18
12 Operation..........................................................................................................................19
12.1 Initialization...........................................................................................................20
12.2 Main menu.............................................................................................................20
12.3 Settings...................................................................................................................21
12.3.1 Sensor Settings...................................................................................................22
12.3.2 Definition of Reference- and System pressure...................................................23
12.3.3 Modbus RTU Setup............................................................................................26
12.3.4 Modbus TCP (Optional).....................................................................................27
12.3.5 Alarm..................................................................................................................30
12.3.6 User Setup. .........................................................................................................31
12.3.7 4 -20mA.............................................................................................................. 32
12.3.8 PR 550 Info ........................................................................................................34
13 Calibration / Adjustment..................................................................................................35
14 Warranty...........................................................................................................................35
15 Ordering details................................................................................................................36
