Reflex Variomat, Original Operating Manual

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Contents
2 — English Variomat Basic — 22.07.2020 - Rev.
A
English
Variomat Basic
22.07.2020 - Rev.C
Contents
1 Notes on the operating manual ............................... 3
2 Liability and guarantee ........................................... 3
3 Safety ..................................................................... 3
3.1 Explanation of symbols .......................................................... 3
3.1.1 Symbols and notes used .......................................... 3
3.2 Personnel requirements ........................................................ 3
3.3 Personal protective equipment ............................................. 3
3.4 Intended use .......................................................................... 3
3.5 Inadmissible operating conditions ......................................... 3
3.6 Residual risks ......................................................................... 4
4 Description of the device ........................................ 4
4.1 Description ............................................................................ 4
4.2 Overview ............................................................................... 4
4.3 Identification ......................................................................... 4
4.3.1 Nameplate ............................................................... 4
4.3.2 Type code ................................................................ 5
4.4 Function ................................................................................. 5
4.5 Scope of delivery ................................................................... 5
4.6 Optional equipment and accessories ..................................... 5
5 I/O module (optional expansion module) ................ 6
5.1 Technical data........................................................................ 6
5.2 Settings .................................................................................. 6
5.2.1 Terminator settings in RS-485 networks .................. 6
5.2.2 Setting the analogue outputs .................................. 7
5.2.3 Module address setting ........................................... 8
5.2.4 I/O module default settings ..................................... 8
5.3 Replacing the fuses ................................................................ 9
6 Technical data ......................................................... 9
6.1 Control unit ........................................................................... 9
6.2 Tanks ................................................................................... 10
7 Installation ........................................................... 10
7.1 Installation conditions ......................................................... 10
7.2 Preparatory work ................................................................. 10
7.3 Execution ............................................................................. 10
7.3.1 Positioning ............................................................. 11
7.3.2 Installation of add-on components for the tanks... 11
7.3.3 Tank installation .................................................... 11
7.3.4 Hydraulic connection ............................................. 12
7.3.5 Fitting the thermal insulation ................................ 13
7.3.6 Fitting the level sensor........................................... 13
7.4 Switching and make-up variants .......................................... 14
7.4.1 Function ................................................................. 14
7.5 Electrical connection ........................................................... 15
7.5.1 Terminal diagram .................................................. 15
7.5.2 RS-485 interface .................................................... 16
7.6 Installation and commissioning certificate .......................... 16
8 Commissioning ...................................................... 16
8.1 Checking the requirements for commissioning ................... 16
8.2 Variomat switching points .................................................. 17
8.3 Modifying the controller's start routine .............................. 17
8.4 Filling the tanks with water ................................................. 18
8.4.1 Filling with a hose .................................................. 18
8.4.2 Filling with the solenoid valve in the make-up ...... 18
8.5 Venting the pump ............................................................... 18
8.6 Parametrising the controller in the Customer menu........... 18
8.7 Starting Automatic mode .................................................... 20
9 Operation .............................................................. 20
9.1 Automatic mode ................................................................. 20
9.2 Manual mode ...................................................................... 21
9.3 Stop mode ........................................................................... 21
9.4 Summer operation .............................................................. 21
9.5 Restarting ............................................................................ 21
10 Controller .............................................................. 22
10.1 Operator panel .................................................................... 22
10.2 Configuring settings in the controller .................................. 22
10.2.1 Service menu ......................................................... 22
10.2.2 Default settings ..................................................... 22
10.3 Messages ............................................................................ 22
11 Maintenance ......................................................... 24
11.1 Maintenance schedule ........................................................ 24
11.1.1 Cleaning the dirt trap ............................................ 25
11.1.2 Cleaning the tanks ................................................. 25
11.2 Checking switching points ................................................... 25
11.3 Inspection ........................................................................... 26
11.3.1 Pressure-bearing components .............................. 26
11.3.2 Inspection prior to commissioning ........................ 26
11.3.3 Inspection intervals ............................................... 26
12 Disassembly ........................................................... 26
13 Annex .................................................................... 27
13.1 Reflex Customer Service ..................................................... 27
13.2 Conformity and standards ................................................... 27
13.3 Guarantee ........................................................................... 27