Baelz Automatic BA 373-E45 - Page 3

BA_373-E45_05_DEF_MJ_2119
3 | 36W. Baelz & Sohn GmbH & Co. · Koepffstrasse 5 · 74076 Heilbronn · Germany · www.baelz.de Seite | Page
Motorized Linear Actuator baelz 373-E45
7. FITTING THE 7020A DIGITAL POSITIONER 15
8. DIGITAL POSITIONER 7020A 19
8.1 Intendeduse 19
8.2 Operationalmodesandoperatingoptions 19
8.2.1 StandardoperationusingDIPswitches 19
8.2.2 StandardoperationusingModbusVT100ordirectaddressing 19
8.2.3 Modbusmode 19
8.2.4 Normalandsafetymodes 20
8.2.4.1Safetymode:freezeprotectionandexcessivetemperature 20
8.2.5 3-pointcontrolwithacontinuousoutputsignal 20
8.3 Wiringdiagramsandallocationofconnectionterminals 20
8.3.1 Wiringdiagram 20
8.3.2 Allocation of connection terminals 21
8.4 CongurationoftheDIPswitches 22
8.4.1 DetailsonDIPswitches 23
8.5 Commissioning 25
8.5.1 Quickstartguide 25
8.5.2 Initializationrun 25
8.5.3 MeaningofLEDsignals 26
8.6 Errors 27
8.6.1 Errorsafteraninitializationrun 27
8.6.2 Errorsduringnormalpositioneroperation 28
8.7 TechnicalSpecications 29
8.8 Accessoriesandoptions 29
9. HEATING - RETROFITTING THE HEATING ELEMENT 30
10. SPARE PARTS 31
11. DECOMMISIONING AND DISPOSAL 32
12. TROUBLESHOOTING 32
12.1Checklistforoperationalmalfunctions 33
13. DIMENSIONAL DRAWINGS 34