Detcon FP-524HT Manual de usuario

detcon inc.Detcon MicroSafe™FP-524HT Combustible Gas Sensor (0-100% LEL)Specialized Version For High Temperature Operation of Sensor HeadOperator’s In

There is a limit 0.5 ohm maximum resistance drop per wire over the seperation distance.AWG Maximum Seperation (feet)20 5018 7516 12514 175 Reference f

a) FP-524HT “Fault” LED is off.b) A temporary upscale reading may occur as the sensor heats up. This upscale reading will clear to “0”% within 1-2 min

face plate. DO NOT remove the glass lens cover to calibrate or change programming parameters. Two switcheslabeled “PGM 1” and “PGM 2” allow for comple

Model FP-524HT Combustible Gas Sensor PG.13MethylethylketoneCyclohexaneBenzeneHydrogen SulphideMethyl n-propylketoneToluene2,3-DimethylpentaneTrieth

3.7.2 Verification of Target Gas and Calibration Gas ConfigurationVerification of target gas and calibration gas configuration is obtained via intera

b) Next, scroll to the “SET CAL FACTOR” listing and then hold the programming magnet over “PGM 1” for 3seconds. The menu item appears as “CAL FACTOR #

the instructions in section 3.9 and make note of the setting found in listing number 4. The item appears as“CalLevel @ xx%”.b) If the calibration gas

3.9 STATUS OF PROGRAMMING, TARGET GAS, CALIBRATION GAS, CALIBRATION LEVEL, SENSOR LIFE, AND BRIDGE VOLTAGEThe programming menu has a programming stat

dropped to 0 mA until the Fault is corrected.Fail-Safe/Fault SupervisionModel FP-524HT MicroSafe™ sensors are programmed for fail-safe operation. Any

1. Check Heater Voltage Setting (should be 2.7V C-Style and 2.2V J-Style) and check heater voltage at the sensor ifremote mounted.2. Verify correct ca

Table of Contents3.0 Description3.1 Principle of Operation3.2 Application3.3 Specifications3.4 Operating Software3.5 Installation3.6 Start-up3.7 Targe

3.13 SPAREPARTSLIST613-120000-700 Splashguard with Cal Port600-003427-000 FP-High Temp Splashguard Adapter365-037020-16H FP-HT Sensor Assembly 899-07

expiration of the warranty. All warranties and service policies are FOB the Detcon facility located in TheWoodlands, Texas.3.16 SOFTWARE FLOW CHARTMod

Model FP-524C Combustible Gas Sensor PG.22

3.0 DESCRIPTIONDetcon MicroSafe™ Model FP-524HT, combustible gas sensors are non-intrusive “Smart” sensors designed todetect and monitor combustible

3.0.2 Microprocessor Control CircuitThe control circuit is microprocessor based and is packaged as a plug-in field replaceable module, facilitating e

3.1 PRINCIPLE OF OPERATIONMethod of detection is by a controlled rate of diffusion/adsorption. Air and gas diffuse through a sintered stainlesssteel

3.2 APPLICATIONModel FP-524HT MicroSafe™ sensors are designed to detect and monitor combustible gas in ambient air in the rangeof 0-100% LEL. Minimum

01. Normal Operationa) Current Status02. Calibration Modea) Zerob) Span03. Program Menua) Program Statusb) Target gas selection (gas K factor)c) Calib

The factory default setting is 2.70 VDC.3.5 INSTALLATIONOptimum performance of ambient air/gas sensor devices is directly relative to proper location

imity to contaminants that may foul the sensor prematurely.Note: In all installations, the sensor element in SS housing points down relative to grade