detcon inc.Detcon MicroSafe™TP-624C Hydrogen Sulfide SensorThis manual covers the following ranges: 0-20 PPM, 0-50 PPM, and 0-100 PPMOperator’s Insta
e) Program the alarms via the gold plated jumper tab positions located on the CPU board (see figure 4). Alarm 1and Alarm 2 have three jumper programma
f) If applicable, set the RS-485 ID number via the two rotary dip switches located on the preamp board (see figure5). There are 256 different ID numbe
3.5.6 Remote Mounting ApplicationsSome sensor mounting applications require that the gas sensor head be remotely mounted away from the sensortransmit
Note 1: All alarms will be disabled for 1 minute after power up. In the event of power failure, the alarm disableperiod will begin again once power ha
i) Replace the junction box cover on the remote sensor enclosure.Heater voltage adjustment is complete.3.6.3 Programming Magnet Operating Instructions
NOTE: When switching between ranges, remember to readjust your Cal Level setting if necessary (see section 3.7.2).Also remember to adjust your alarm s
a) Verify the current calibration gas level setting as indicated by the programming status menu. To do this, followthe instructions in section 3.8 and
3.7.4 Calibration FrequencyIn most applications, monthly to quarterly calibration intervals will assure reliable detection. However, industrialenviro
number, heater level, range of detection, and estimated remaining sensor life. The programming menu also allowsthe changing of alarm levels (see secti
c) ALARM 2 LEVEL From the programming menu scroll to the alarm 2 level listing. The menu item appears as:“SET ALARM 2 LEVEL”. Enter the menu by holdi
Table of Contents3.0 Description3.1 Principle of Operation3.2 Application3.3 Specifications3.4 Operating Software3.5 Installation3.6 Start-up3.7 Calib
“System Fault”, “Zero Fault”, and “Range Fault” will also cause the mA output to drop to zero (0) mA until thecondition is corrected.Sensor LifeThe se
This is the trip point for the second alarm.Register #High Byte Low Byte40005 Status Bits Status BitsHigh ByteBit 7 Not used, always 0Bit 6 Not used,
Reg40004 Data Hi 00 0 0000 0000Reg40004 Data Lo 14 20 0001 0100Reg40005 Data Hi 05 5 0000 0101Reg40005 Data Lo 50 80 0101 0000CRC ## #### ####CRC ## #
6. Check sensor lot # and report to Detcon.7. Check area for presence of reducing gases such as Cl2 and ozone which may cause low readings. Unstable
3.15 WARRANTYDetcon, Inc., as manufacturer, warrants each hydrogen sulfide sensor element (PN 399-800000-000), for a ten yearperiod under the conditi
3.17 SOFTWARE FLOW CHARTDetcon Model TP-624C Hydrogen Sulfide Sensor PG.25PGM1 (3) PGM2 (3)NORMALOPERATIONPGM1 (M)PGM2 (M)PGM1 (3)SET ALM1 @ ##PP
3.0 DESCRIPTIONDetcon MicroSafe™ Model TP-624C, hydrogen sulfide sensors are non-intrusive “Smart” sensors designed to detectand monitor H2S in air.
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 diffusion/adsorption. Air and gas diffuse through a sintered stainless steel filter and contactth
3.3 SPECIFICATIONSMethod of DetectionSolid state metal oxide diffusion/adsorptionElectrical ClassificationCSA-NRTL approved Class I; Groups B, C, D;
3.4.2 Calibration ModeCalibration mode allows for sensor span adjustments. Unless otherwise specified, span adjustment is performed at10 ppm H2S in a
3.5.1 Field Wiring Table(4-20 mA output)Detcon Model TP-624C solid state H2S sensor assemblies require three conductor connection between power sup-p
3.5.3 Local Electrical CodesSensor and transmitter assemblies should be installed in accordance with all local electrical codes. Use appropriatecondu
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