Sterling 882.00291.00 specifications Alarm Display Messages

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4.If either the left or right bed safety temperature switch opens, a regen heater fault is generated. “HIGH TEMP” is displayed on the relay screen. The alarm light is activated.

5.If the process temperature controller faults or the process heater safety switch opens, a heater fault is generated. “HIGH TEMP” is displayed on the relay screen. The alarm light is activated. The process heater, regen heater, and process/regen blower are turned off. (Requires turning the dryer OFF).

6.If the process blower overloads trips, a process blower fault is generated. “PROC BLWR” is displayed on the relay screen. The alarm light is activated. The process heater, regen heater, and process/regen blower are turned off (3 phase only).

7.The valve position limit switch enables the right bed heater and provides an input signal to the programmable relay when actuated by the cam lobe. When the cam verifies position is high, the right bed is activated. When the cam verifies position is low, the left bed is activated. Each heater is ON-OFF controlled.

8.Upon completion of the HEAT portion of the regeneration sequence, the regen heaters are disabled by the programmable relay and the COOL time begins.

9.Once the Cool time has expired, the valve motor is turned on until the cam switch makes a transition. Upon making a transition, the timing sequence is restarted for the new bed.

10.When no fault conditions exist, the display reads “SYSTEM NORMAL”.

11.The top 2 lines of the display show the HEAT and COOL times (in minutes) for the regeneration sequence. Changes to these times can be made by the operator as follows:

a.Press the up or down arrow until the cursor is positioned at the number to be changed.

b.Press the “+” key to increment the number, or the “-“ key to decrement the number.

c.Press the “OK” key to accept the value and write to the relay memory.

OR

d. Press the “ESC” key to cancel the changes.

Note: A change will NOT take effect until step 12-c is done.

12.The dryer is shut off by turning the control power switch to the OFF position.

13.Refer to Schematic drawing enclosed in the control enclosure.

Alarm Display Messages

Note: The relay screen which contains the Alarm Display Messages is located inside the controller enclosure.

WARNING! Do not attempt to check the Alarms on the Controller located within the unit enclosure unless you are a qualified electrician!

15, 30, & 60 cfm Compact Dryers

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Contents SDA Series 15, 30, & 60 cfm Compact Dehumidifying Dryers If the Shipment is Not Complete Shipping InformationUnpacking and Inspection Event of Shipping DamageTable of Contents Maintenance Safety How to Use This ManualSafety Symbols Used in this Manual Wear Safety Glasses and Work Gloves Safety Tag InformationResponsibility General ResponsibilityOperator Responsibility Remember Reporting a Safety Defect Maintenance ResponsibilityFunctional Description Models Covered in This ManualGeneral Description Standard Features Mechanical FeaturesElectrical Features Safety Devices and Interlocks Controller FeaturesOptions Safety Circuit Standards Safety Device Lock-OutsFail Safe Operation Installation Uncrating the EquipmentRigging and Placing the Dryer Suggested Lift Rigging for Cart Mount Dryers Suggested Lift Rigging for Machine Mounted Dryers Electrical ConnectionsChecking for Proper Blower Rotation Three-Phase Models Setup ProceduresOptional Aftercooler Installing Water LinesInitial Start-up Drying Hopper Air Trap ConsiderationsShutting Down the Dryer Auto-Tuning the DryerController Description and Operation SwitchesIndicator Lights OperationProcess Air Temperature Controller Lights in the Operation Indicator Section when Lit when Control Output 1 is on. The Out1Lit when Control Output 2 is on. Not used Indicator Name DescriptionSetting the Process Air Temperature Adjustment Level Indicator Name DescriptionE5CN Operating Parameters Entering Operating Parameters to Select Modes Setting the High Dew Point Alarm Process Air Dew Point DisplayOptional Controller Operation Dryer Operation ProceduresAlarm Display Messages High Temp Valve MTR Preventative Maintenance Schedule MaintenanceVacuuming Preventative MaintenanceRecommendations for Cleaning and Replacing Filters Servicing Process Air FiltersServicing the Dew Point Monitor Corrective MaintenanceCleaning with Compressed Air Symptoms of Worn DesiccantReplacing Worn Desiccant + First AID +Desiccant Bed Location and Disassembly Replacing the Process/Regeneration Heater ProceduresReplacement Procedures Replacing/Cleaning the Cooling CoilPage Introduction TroubleshootingProc Blwr Using a Thermocouple Determining Temperature Controller Errors or Sensor ErrorsAppendix Technical SpecificationsAftercooler Design Specifications Drawings and DiagramsHigh Heat Model 180F to 400F Air Flow Schematic Level 1 Spare Parts List Electrical & Mechanical Spare Parts ListHI-CORE Desiccant Dryer 15/30/60 CFM Units 30 CFM 60 CFM 120V Control Common Parts 220V Control Common Parts Dryer Identification Serial Number Tag Returned Material PolicyParts and Service Department Sales Department Service DepartmentTechnical Assistance Parts Department
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882.00291.00 specifications

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