Detcon FP-524D INSTRUCTION MANUAL User Manual

INSTRUCTION MANUALDetcon Model FP-524DPGM 1PGM 2MODEL FP-524DHOUSTON, TEXASFLT 1 2 CALMicroSafe LEL Gas SensorALM ALMTMFP-524D Combustible Gas Sensor(

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 6 of 39Leak SourcesThe most probable leak sources within an industrial process include flanges,

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 7 of 39the active detector’s catalytic ability and cause a permanent reduction in the span sensi

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 8 of 39Proper electrical installation of the gas sensor is critical for conformance to Electrica

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 9 of 39mA line when it is not being used. Wiring designations are DC+, DC-, and MA (sensor signa

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 10 of 39d) Plug the Transmitter Module into the connector PCB and replace the junction box cover

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 11 of 39This adjustment is only required after initial installation and will not be necessary th

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 12 of 393. Operation3.1 Programming Magnet Operating InstructionsThe Operator Interface of the F

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 13 of 393.2 Operator InterfaceThe operating interface is menu-driven via the two magnetic progra

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 14 of 39Software FlowchartdecPGM1/2 (M)mA Output XX.XXSensor Temp XX CVoltage XX.X VDCGas Factor

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 15 of 393.3 Normal OperationIn normal operation, the display continuously shows the current sens

Model FP-524DFP-524D Instruction Manual iiPage left intentionally blank

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 16 of 393.4.2 AutoSpanMaterial Requirements:-Detcon PN 327-000000-000 MicroSafe™ Programming Mag

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 17 of 39as the display shows the sensor’s “as found” response to the span gas presented. If it f

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 18 of 39Alarm 1 SettingsAlarm 2 SettingsFault SettingsNavigating Program ModeFrom Normal Operati

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 19 of 39Sensor Bridge CurrentThe menu item appears as: “Bridge XXXmA”Sensor Bridge VoltageThe me

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 20 of 39When the status list sequence is complete, the display will revert to the “View Sensor S

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 21 of 39Table 2 Gas/Cal FactorsGas Factor Gas Factor Gas FactorAcetaldehyde 1.66 Decane 3.05 Dim

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 22 of 39Set Cal Factor is used to make the appropriate signal sensitivity adjustment when the ca

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 23 of 393.5.6 Signal Output CheckSignal Output Check provides a simulated 4-20mA output. This si

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 24 of 39 AutoSpan: AutoSpan Settings are lost and user must perform new AutoSpan (Section 3.4.2

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 25 of 39Hold the magnet over PGM1 or PGM2 for 3 seconds to accept the new value (until the displ

Model FP-524DFP-524D Instruction Manual iiiTable of Contents1. Introduction ...

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 26 of 39Zero FaultIf the sensor drifts below –10% LEL, the “Zero Fault” will be declared. A “Zer

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 27 of 394-20mA Loop FaultIf the sensor detects a condition where the 4-20mA output loop is not f

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 28 of 394. Service and MaintenanceCalibration FrequencyIn most applications, quarterly to biannu

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 29 of 39Replacement of the Connector PCBNOTE: It is necessary to remove power to the junction bo

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 30 of 395. Troubleshooting GuideRefer to the list of failsafe diagnostic features listed in Sect

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 31 of 39Probable Causes: Failed sensor, cal gas not removed at appropriate time, problems w/ cal

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 32 of 39Faulty 4-20mA OutputIf sensor has a normal reading with no faults displayed, and the 4-2

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 33 of 396. Customer Support and Service PolicyDetcon HeadquartersShipping Address: 4055 Technolo

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 34 of 397. FP-524D Sensor WarrantyPlug-in Combustible Gas Sensor WarrantyDetcon Inc. warrants, u

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 35 of 398. Appendix8.1 SpecificationsSensor Type: Continuous diffusion/adsorption typeMatched-Pa

Model FP-524DFP-524D Instruction Manual ivList of FiguresFigure 1 Sensor Assembly Front View ...

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 36 of 391000 ohms maximum loop load @ 24VDC0mA All Fault Diagnostics2mA In-Calibration4-20mA 0-1

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 37 of 398.2 Spare Parts, Sensor Accessories, Calibration EquipmentPart Number Spare Parts925-525

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 38 of 398.3 Revision LogRevision Date Changes made Approval0.0 06/22/10 Initial Release L.U.1.0

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 39 of 39Shipping Address: 4055 Technology Forest Blvd, Suite 100, The Woodlands Texas 77381Maili

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 1 of 391. Introduction1.1 DescriptionDetcon Model FP-524D LEL Combustible sensors are non-intrus

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 2 of 39Main Housing InsertPrinted Circuit BoardGold Plated PinsPlatinum WireConstructionof Detec

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 3 of 391.2 Modular Mechanical DesignThe Model FP-524D Sensor Assembly is completely modular and

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 4 of 39Replacable SensorMain HousingThreaded InsertO-ringFigure 7 LEL Sensor Housing with replac

Model FP-524DFP-524D Instruction Manual Rev. 1.4 Page 5 of 392. Installation2.1 Operational Guidelines for Safe Use1. Install sensor only in areas wit