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XMX Series 

Version 4.10 

Demand Expander 

INSTALLATION 

INSTRUCTION 

MAINTENANCE 

MANUAL 

 

                                                                                                                                                                                        

 

              

Gardner Denver 

Inc.

 

         1800 Gardner Expressway 

Quincy, I

L

  6230

5

 

(217) 222-5400

Summary of Contents for XMX Series

Page 1: ...XMX Series Version 4 10 Demand Expander INSTALLATION INSTRUCTION MAINTENANCE MANUAL Gardner Denver Inc 1800 Gardner Expressway Quincy IL 62305 217 222 5400...

Page 2: ...lators 5 Electronic Controller 6 P3 Storage Pressure 6 P4 System Pressure 6 Valve Control 6 Navigating through the LC Display 7 ESC 7 CURSER 7 OK 7 Setting the Pressure Set Point 7 PID Tuning 8 Propor...

Page 3: ...n the supply side in the air receivers Eliminates artificial demand by lowering the flow through all leaks and unregulated points of use E Maintains a constant system pressure thus improving the quali...

Page 4: ...ves Once pressure has been applied and prior to applying power slowly open valve V1 The control valve is normally opened Slowly open valve V2 allowing air to flow from supply to demand side without co...

Page 5: ...eters need to be entered into the controller The following steps are necessary to achieve the above Setting the Regulators There is an air pressure regulator mounted and pre piped on the assembly It i...

Page 6: ...e Terminals A1 and A1 Used only when connected by Ethernet to the ESP 20 20 Series 1000 controller and provides the storage pressure upstream of the Demand Expander to the master controller This is no...

Page 7: ...menu to select USER DISPL The main screen indicating the P4 pressure and valve position will be displayed CURSER The diamond shaped curser control button in the middle will be used to advance numerica...

Page 8: ...llating or not maintaining set point this value can be adjusted up or down by using the curser key Generally this will be moved lower if the valve control is erratic Proportional Set Point Screen Inte...

Page 9: ...controller has an optional software routine that will provide forward pressure control with overriding back pressure protection The Demand Expander must be order with a normally closed valve Both P3 a...

Page 10: ...e allowable on the high pressure side of the Demand Expander Press the OK button to advance to the next screen Downstream Set Point Screen The same method is used on the next screen to set the control...

Page 11: ...made on the terminal strip in the Series 1000 controller as follows Connect the P3 Pressure Transmitter to terminals A1 and A1 in the Series 1000 controller Connect the P4 Pressure Transmitter to term...

Page 12: ...t capability to properly setup a demand expander A real time trend appears on the Trending Page to assist with this tuning indicating the supply pressure which will be responding to the compressor con...

Page 13: ...n be useful in processes with long time constants such as temperature control Too much derivative can make loops unstable Use with caution Expander Alarm Below Setpoint P4 is an offset subtracted from...

Page 14: ...t point control Periodically the regulator settings should be checked for their accuracy Refer to section 3 0 A for proper setpoints and adjustments Should the valve require removal for replacement or...

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Page 33: ...d proposed manner Gardner Denver does not warrant design details nor specific components requested by the customer and incorporated on the final design Any OEM equipment that does not perform to publi...

Page 34: ...Gardner Denver Compressor Division ESP Series 1000 Controller Gardner Denver Inc 1800 Gardner Expressway Quincy IL 62305 217 222 5400...

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