Watson-Marlow qdos 20, Инструкция по эксплуатации

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11 Installation: Part 2 (Electrical power) 55
11.1 Identification of electrical power required 56
11.2 Alternating current (AC) power 56
11.2.1 Power specification requirements 56
11.2.2 Protection device 57
11.2.3 Electrical isolation 57
11.2.4 Cable (wiring) specification 57
11.2.5 Pre-electrical installation requirement checklist 58
11.2.6 Connect to AC Power supply 58
11.2.7 Earth continuity testing using the earth bond test point 59
11.3 Direct current (DC) power 59
11.3.1 Power specification requirements 59
11.3.2 Overcurrent protection 60
11.3.3 Electrical isolation 60
11.3.4 Power Cable (wiring) 60
11.3.5 Pre-electrical installation checklist 61
11.3.6 Connecting to a DC power supply 61
11.4 Testing of electrical power and first time pump start up 61
11.4.1 Model: Remote 61
11.4.2 Model: Manual, PROFIBUS, Universal, Un 61
12 Installation: Part 3 (Fluid path) 62
12.1 Fluid path system requirements 63
12.1.1 Overpressure safety device 63
12.1.2 Non-return valve 63
12.1.3 Isolation and drain valves 64
12.1.4 Inlet and discharge pipework 64
12.1.5 Piping vibration 64
12.2 Pre-Fluid path installation requirement checklist 65
12.3 Installing the pumphead for the first time 65
12.3.1 First time pumphead installation: qdos ReNu 30: all models variants 66
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