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Page 7
ProMinent
®
Table of contents
Page
Device Identification/Identcode 9
1 Notes on safety of ProMinent
®
metering pumps 11
1.1 Summary of additional safety instructions for the EX version
of the pump (in accordance with ATEX) 11
1.2 General notes 13
1.3 Notes on installation, start-up and operation 13
1.4 Notes on maintenance and repair 14
2Product description S2Ba/S2Ca 15
2.1 Identification of pump type 15
2.2 Design/Functional description 15
2.2.1 Functional description, drive 15
2.2.2 Stroke movement 16
2.2.3 Metering capacity diagram 17
2.2.4 Functional description, delivery unit 19
2.2.5 Integrated overflow valve with bleeder function 20
2.2.6 Diaphragm rupture sensor 22
3Technical data 25
3.1 Technical data Sigma/ 2 25
3.1.1 Capacity data 25
3.1.2 Dimensions Sigma/ 2 27
3.1.3 Dimensions Sigma/ 2 with stroke adjustment motor 27
3.1.4 Motor data 28
3.1.5 Stroke actuator drive mechanism 28
3.1.6 Stroke adjuster drive mechanism 28
3.1.7 Electrical data, stroke sensor “Sigma” 28
3.1.8 Electrical data, pacing relay “Sigma” 29
3.1.9 Sound intensity level 29
4 Start-up/Maintenance 30
4.1 Start-up 30
4.2 Maintenance 30
4.3 Replacement of wearing parts 31
5 Features of the S2Ca metering pumps 33
5.1 Function description, motors 33
5.2 Function description, controller 33
5.3 Sockets, symbols and wiring diagram 35
5.4 Retrofitting relays 41