Aec WD 350 through WD3000 Dehumidifying Dryers Manuale Utente

$30.00 Operation and Installation Manual WDMR and WDFR Series Dehumidifying Dryers Important! Read Carefully Before Attempting to Install or Op

Figure 1 Typical Air Flow Schematic processblowerRightregenerationheaterLeftregenerationheaterProcessheaterDesiccantbedRegeneration &Processfilte

Figure 2 WD10MR through WD50MR Dryer Specifications Hopper Process Full Model size air flow Standard load number cu. ft. liters lbs. Kg cfm cmh v

Figure 4 WDFR Series Floor-Mount Dimensions FMASSY6"BCD15.2 cm2" OD (about 51 mm)delivery to hopper2" OD (about 51 mm)return from hopp

During regeneration, the dryer system heats air and forces it through the desiccant bed. The moisture driven off the bed bleeds to the atmosphere. If

2 Shipping Information 2-1 Unpacking and Inspection You should inspect your Whitlock dehumidifying dryer for possible shipping damage. If the contain

2-3 If the Shipment is Not Complete Check the packing list. The apparent shortage may be intentional. Back-ordered items are noted on the packing lis

3 Installation 3-1 Work Rules The installation, operation, and maintenance of this equipment must be conducted in accordance with all applicable work

Figure 5 Suggested Lift Rigging for WDMR and WDFR Dryers 1234A0552486 Item Quantity Description Vendor Vendor part no. 1 1 Adjustable alloy ch

3-3 Making Electrical Connections  The serial tag lists voltage, phase, and amp draw information.  Line voltage must be within plus or minus ten pe

Figure 6 Typical WD10MR/FR Electrical Schematic, Drawing 1 115/1/60 1L11DBLK2FU1RSOFF ONCONTROL POWER1CR[+]YEL[-]RED1TCTYPE "K"41L24445PROC

Figure 6 Typical WD10MR/FR Electrical Schematic, Drawing 2 115/1/60 L1COM000001002003004005L2-24VCOM01COM231PLC+24V44G4LTG3LT4"RIGHT BED IN REGEN

Figure 7 Typical WD25MR/FR, WD50MR/FR Electrical Schematic, Drawing 1 TB11DBLK2FU1RSOFF ONCONTROL POWER1CR424PROCESS HIGH TEMP. RELAYPOWER ONOX18GA

Figure 7 Typical WD25MR/FR, WD50MR/FR Electrical Schematic, Drawing 2 L1COM000001002003004005L2-24VCOM01COM231PLC+24V44G4LTG3LT4"RIGHT BED IN RE

Figure 8 Typical Control Subpanel Layout 1DPB1DPT1FUGRD1C3C2C1M2CR1CR1T1DBLKSYSMAC miniomronPLC10LA0547616 Refer to your Customer Information Packet

3-5 Making Dryer/Drying Hopper Process Air Connections Floor Mount Models (FR)  Use high-temperature flexible dryer hose or rigid tubing to connect

Installing Air Hose Water-Cooled Aftercooler for WD50MR Dryers Air is routed from the bottom of the aftercooler up through the top. • Connect the ho

4 Level 1 Controllers Your dryer comes with the standard Level 1 control panel or the optional Level 2 control panel. This chapter discusses the feat

Figure 10 Typical Enclosure with Level 1 Control Panel, Optional Dew Point System, Disconnect Process Dew PointHI-DewPointOMRONProcess DeliveryTemper

Figure 11 Level 1 Process Air Temperature Control Graphic Layout OMRONProcess DeliveryTemperatureONOFFLeft BedHeater On Heater OnRight BedLeft BedIn

4-4 Level 1 Process Air Temperature Controller Standard AEC/Whitlock dryers use a microprocessor-based PID temperature controller for maintaining pro

Performance figures stated in this manual are based on a standard atmosphere of 59°F (15°C) at 29.92” Hg (1,014 mill

Run Indicator The green Run LED lights when the PLC executes the program and operates normally. Link Indicator The Link indicator is not used. Error

∇ Arrow Down The arrow down indicator lights when actual temperature is lower than the set point. Figure 12 Level 1 PLC Controller Details OMRON180

Note: During normal operation, use this key to change the set point or alarm setting only. The factory alarm setting is 25° above the set point and i

- Notes - Page 32 WDMR and WDFR Series Dehumidifying Dryers

5 Additional Level 2 Controller Features 5-1 Level 2 Control Panel Optional The optional Level 2 controller option operates identically to the stand

Figure 13 Optional Level 2 Controller Process Air Dew PointHigh RegenAir Temp.Hi-ProcessRight BedRight BedProcess Delivery TemperatureTEMP. SET POINT

Left Bed Heater The Left Bed Heater indicator lights when the left bed regenerates and is in the heat-up portion of the regeneration cycle. Right Bed

5-3 Level 2 Switches and Meters POWER ON Press the POWER ON rocker switch to energize or de-energize control power to the dryer. SYSTEM START Press

5-5 Level 2 Process Air Temperature Controller Your AEC/Whitlock dryer uses a microprocessor-based PID controller for maintaining process air tempera

ALM2 ALM2 Indicator The ALM2 indicator is not used. OUT Output Indicator The OUT indicator lights when the controller signals the process heaters to

Safety Considerations AEC/Whitlock WDMR and WDFR Series dehumidifying dryers are designed to provide safe and reliable operation when installed and op

Alarm Silence Input (I/9) Optional The Alarm Silence Input indicator lights momentarily when you silence the alarm horn. Output LED Indicators Blowe

5-8 Level 2 Temperature Controller Keys Level Key Press the Level key for two (2) seconds or more to select the next of three (3) indication level

WDMR and WDFR Series Dehumidifying Dryers Page 41

6 Startup, Shutdown, and Operation 6-1 Pre-Startup Checks  Check the process and return hoses for tight connections.  Check all companion equipment

6-3 Shutdown 1. Turn off the conveying system supplying the drying hopper. 2. When processing is complete, close the hopper slide gate and shut down

6-5 Setting the High Temperature Alarm To change the process air temperature alarm setting: 1. Press twice. 2. When the AL LED lights, press and

To enable the lockout feature: 1. Disconnect main electrical power to the dryer. 1. Press up the latch at the bottom of the control module front pa

1. Press up the latch at the bottom of the control module front panel and slide out the control chassis. Celsius Setup 123456ONOFF2. Locate the six

- Notes - WDMR and WDFR Series Dehumidifying Dryers Page 47

7 Maintenance 7-1 Work Rules The installation, operation, and maintenance of this equipment is to be conducted in accordance with all applicable work

Table of Contents 1 General Information ...7 1-1 Models Covered 1-2 Equipment Function 1-3 Necessary

Use a detergent that won’t damage filter media. Such a detergent permits easy removal of dirt particles through flushing and rinsing. An effective det

After each cleaning: • Inspect the filter element. Briefly hold a light bulb behind the element and look for any fatigued paper or residual dirt. In

Caution! Use caution when working inside the control cabinet, as high voltage is present. Do not attempt to make any adjustments to the components o

If you notice any of these signs, replace the desiccant in the desiccant beds. Desiccant replacement kits are available from the AEC/Whitlock Parts De

3. Using a shop vacuum, carefully remove all desiccant from each tower. Important! You should properly dispose of any discarded desiccant. Consult l

Procedures 1. Let the dryer cool down thoroughly before removing heater elements. 2. Remove the four bolts securing the process heater access cover.

6. Re-install the new heaters in reverse order. Install new heater gaskets (AEC Part No. W00018316) and securely tighten all fasteners. Caution! Hea

Note the settings for thermocouples on the following table: Sensor Switch Temperature range type position °F °C Thermocouple Type K 0 — 0 to 200

12. Press and to select a setting for Alarm 1, the high temperature alarm. The factory setting is 25. 13. Press once to restore. 14. Turn OFF th

7. Set the rotary-type INPUT selector switch to position 2. WD Dryers are factory-equipped with type K thermocouples; other temperature sensor types

Table of Contents 5 Additional Level 2 Controller Features...33 5-1 Level 2 Control Panel 5-2 Level 2 Control Panel Indicator Light

11. Turn control power ON. The PV LED displays four zeros (0000), then displays the current process air temperature. Caution! Do not attempt to run

Figure 17 Level 2 Controller Factory Preset Parameters Parameter setting level Parameter description PV LED display SV LED display Process tempera

Figure 18 Level 1 Controller Error Messages Note: The temperature controller has self-diagnostic functions, and displays the following error message

7-10 Entering Level 2 Controller Parameters/ Advanced Topics The Level 2 temperature controller has two (2) standard display levels, 0 and 1, in whic

Level 0 PVSVPress aPVSVPress aPVSVPress aProcess Value000AL-1AL-2Set Point SettingAlarm Mode 1 Setting - High TempAlarm Mode 2 Setting - Low Temp[Not

Level 1 PVSVPress aPVSVPress aPVSVPress aPVSVPress aPVSVPress aPVSVPress aHeater Current DisplayPVSVPress aHeater BurnoutAlarm SettingPVSVPress aPVSVP

Output Value Screen Screens manipulated output variable % from 0 to 100.0% Control Period Set this value to match the characteristics of the

Proportional Band When displays on the PV screen, you can then change the proportional band (P constant) by pressing and . The new value disp

Figure 19 Level 2 Process Temperature Controller Error Messages Control output Message Cause With output unit other than current output unit With cur

• To execute programmed operations, set the manual override switch on the seven day timer to the RUN position. • To de-energize the seven day timer,

Charts and Figures 1 Typical Air Flow Schematic 92 WD10MR to WD50MR Dryer Specifications 103 WDMR Series Machine-Mount Dimensions 104 WDFR Series F

3. Press to store the dryer startup hour in timer memory. The hour indicator stops blinking. 4. Press or until the dryer startup minute you want

Setting the Days of the Week for Automatic Operation 1. Press MODE. The Day of the Week indicator displays and the SUN Sunday indicator should be flas

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8 Troubleshooting Problem Possible cause Corrective action Dirty filter. Clean or replace filter. Desiccant beds are contaminated by material or

Problem Possible cause Corrective action Airflow valve sticking or failing to shift. Check for proper operation of valve actuators. Repair or rep

Problem Possible cause Corrective action Fouled dew point sensor manifold. Clear obstruction. Air should flow freely through sensor. Poor dew poi

Determining Temperature Controller Errors or Sensor Errors Using a Thermocouple If the controller displays a temperature that is close to room tempera

Figure 22 WD10MR and WD10FR Spare Parts List Part number Quantity Description A0501127 1 Alarm horn, 115V (optional) A0547596 1 Blower, DR101,

Figure 23 WD25MR and WD25FR Spare Parts List Part number Quantity Description A0501127 1 Alarm horn, 115V (optional) A0534282 1 Blower, DR202,

Figure 24 WD50MR and WD50FR Spare Parts List Part number Quantity Description A0501127 1 Alarm horn, 115V (optional) A0552439 1 Blower, DR353,

1 General Information 1-1 Models Covered This manual provides instructions for installing and operating AEC/Whitlock WD10MR, WD25MR, and WD50MR dehumi

Preventive Maintenance Checklist AEC/Whitlock Dehumidifying Dryers Dryer model # Serial # Every week Date/ By Date/ By Date/ By Date/ By Date/ By

Service Notes Page 80 WDMR and WDFR Series Dehumidifying Dryers

Service Notes WDMR and WDFR Series Dehumidifying Dryers Page 81

Service Notes Page 82 WDMR and WDFR Series Dehumidifying Dryers

Parts Department Call toll-free 7am–5pm CST [800] 423-3183 or call [630] 595-1060 The AEC/Whitlock Parts Department at AEC, Inc. is ready to prov

1-4 Standard Features  Dual desiccant beds  Electric air control valve  13X desiccant  Up to 400ºF (204ºC) drying temperature range 1-5 Options