Watson-Marlow qdos 20, Instructions For Use Manual

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14.2.2 Security settings > PIN protection 114
15 Installation: Part 6 (Setting up the pump (control settings)) 117
15.1 Control settings menu 118
15.1.1 Control settings > Speed limit 119
15.1.2 Control settings > Reset run hours 120
15.1.3 Control settings > Reset volume counter 121
15.1.4 Control settings > Invert alarm logic - Universal model 121
15.1.5 Control settings > Configurable outputs - Un model 122
15.1.6 Control settings 4-20 mA Output (Un model only) 124
15.1.7 Control settings > Configurable Start/Stop input 126
15.1.8 Control settings Pumphead selection 129
15.1.9 Change mode (Manual, PROFIBUS, Universal and Un only) 129
15.2 PROFIBUS mode 146
15.2.1 Setting PROFIBUS mode 147
15.2.2 Assigning the PROFIBUS station address at the pump 148
15.2.3 PROFIBUS data exchange 149
15.2.4 Cyclic Data Write (from Master to pump) 150
15.2.5 Pumphead Speed Setpoint 150
15.2.6 Set Flow Calibration 150
15.2.7 Cyclic Data Read (from pump to master) 151
15.2.8 PROFIBUS GSD file 153
15.2.9 Channel-related diagnostic data 155
15.2.10 Device-related diagnostic data 155
15.2.11 User Parameter Data 156
15.2.12 Master Slave communications sequence 158
16 Operation 160
16.1 Pre-operation check list 161
16.2 Safety 162
16.2.1 Hazards that may occur during operation 162
16.3 Limits of operation—Dry running 163
16.4 Pump operation (Models: Manual, PROFIBUS, Universal, Universal) 163
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