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Model 5100-02-IT Combustible Gas Sensor Module

Page: 20

4.4

MAINTENANCE FUNCTIONS

The maintenance menu allows the operator to monitor certain Sensor values, and select the required analog or
digital communication interface. The maintenance menu operation is described in Table 4-4.

Function

Display

Description

Reference

M

E

S T

M

E

S T

M

E

S T

M

E

S T

M

E

S T

Key

0%LEL

Default Display

Mode

ALMRSET: Mode Function - Alarm Reset

Mode

CALIB:

Mode Function - Calibration

Mode

SETUP: Mode Function - Set Point Adjustments

Mode

MAINT:

Mode Function - Maintenance

Table 4-4

Maintenance Menu

Enter

V2.00aA Module Version

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20
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24
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Содержание 5100-02-IT

Страница 1: ...02 IT IT Series COMBUSTIBLE GAS SENSOR MODULE Version 2 00a APPLICABILITY EFFECTIVITY Effective for all Model 5100 02 IT Modules manufactured after February 15 2008 Instruction Manual Part Number T12...

Страница 2: ...bration Gas Delivery Fitting Model 1260 02 Combustible 50 LEL Gas Cylinder Model 1260 42 Cylinder H2 50 LEL Type A Model 1250 01 Gas Sensor Calibrator Kit Type A Model 1256 01 Regulator Type A Calibra...

Страница 3: ...WARNINGS 7 2 1 INTRODUCTION 7 2 2 IT MODULES GENERAL 7 2 3 WIRING 7 2 3 1 CATALYTIC BEAD SENSOR MODULES 8 3 INSTALLATION 9 3 1 SENSOR MODULE LOCATIONS 9 3 2 WIRING 9 3 2 1 ANALOG 4 20 mA OPERATION 9...

Страница 4: ...ation Required 25 IF THE MODULE SHOWS UNCALIB 25 If the display shows H OR l THEN THE LOCAL HIGH OR LOW ALARM IS ACTIVE 25 If the display shows w radio freQuency INTERFERENCE 25 If the display shows C...

Страница 5: ...bead The relative change is calibrated to determine the concentration of the gas of interest 1 4 MODES OF OPERATION 1 4 1 SENTRY INTERFACE All IT gas sensor modules can be installed on Sierra Monitor...

Страница 6: ...00 02 IT Combustible Gas Sensor Module Page 4 Figure 1 2 Model 5100 02 IT Combustible Gas Sensor Module Aluminum Dimensions Figure 1 1 Model 5100 02 IT Combustible Gas Sensor Module Stainless Steel Di...

Страница 7: ...s a junction box providing connections for the next module in the run when utilizing the Sentry multiplexing capability 1 4 6 AUXILIARY RS 485 MULTIDROP APPENDIX G The Auxiliary RS 485 Multidrop Conne...

Страница 8: ...nects the module to its power source and controller Before this wiring is installed it is important to read and understand the control system installation instructions to determine wiring requirements...

Страница 9: ...d oil contamination by a sintered metal cover If this cover becomes clogged the response of the sensor will be reduced Protect the sensor from contamination by careful placement or by use of rain and...

Страница 10: ...Butyric Acid Carbon Disulfide Carbon Monoxide Carbon Oxysulphide Chlorobenzene Cyanogen Cyclohexane Cyclopropane n Decane Diethylamine Dimethylamine 2 3 Dimethylpentane 2 3 Dimethylpropane Dimethylsul...

Страница 11: ...lded data cable for RS 485 half duplex communication The installation may be planned in a manner which provides up to 32 sensor modules on a single home run 3 2 3 SENTRY OPERATION USING SMC SENTRY CON...

Страница 12: ...the enclosure Install the earth ground to under the green ground lug 3 4 TRANSMITTER AND SENSOR INSTALLATION When all pre wire is complete 1 Install sensor assembly in the open hub on the module encl...

Страница 13: ...4 Low Alarm Relay NC 4 N A 5 Low Alarm Relay NO 5 N A 6 Low Alarm Relay COM 6 4 20 mA output 7 Trouble Relay NC 7 4 20 mA output 8 Trouble Relay NO 8 RS 485 Ground 9 Trouble Relay COM 9 RS 485 B 10 D...

Страница 14: ...wed If using Modbus output sensor addresses 1 15 are available Position 0 allows the Modbus or Sentry address to be set by software menu in the range 16 254 POSITION ADDRESS POSITION ADDRESS 1 Sensor...

Страница 15: ...Model 5100 02 IT Combustible Gas Sensor Module Page 13 Figure 3 3 4 20 mA Connection...

Страница 16: ...Model 5100 02 IT Combustible Gas Sensor Module Page 14 Figure 3 5 Remote Alarm Reset Figure 3 4 Digital Interface Connections...

Страница 17: ...gure alarm set points calibrate the sensor module and for maintenance procedures and alarms acknowledge 4 1 HUMAN MACHINE INTERFACE The module menu system is operated by means of directing the magnet...

Страница 18: ...tch for different menu items Select E to enter menu item 0 LEL Default Display Mode ALMRSET Mode Function Alarms Reset Mode CALIB Mode Function Calibrate Table 5 1 Mode SETUP Mode Function Set Point A...

Страница 19: ...mA Once the Set up menu is selected press key three times and press E to activate the 4 20mA Set up menu Use the or keys to select Calib or CalibOut TblOut menu and press E The Calib section of the me...

Страница 20: ...arm Relay Adjust Relays Set Point Adjustment Example Enter H Relay S P Function High Alarm Relay Adjust B H Alarm S P Function High Alarm Adjust Enter ACK Momentary Acknowledge of new Set Point Down x...

Страница 21: ...Track Output during calibration tracks the calibration gas Zero Output is Zero during calibration C1 50mA Output during calibration is 1 50 mA C4 00mA Output during calibration is 4 0 mA Down CalibOu...

Страница 22: ...mmunication interface The maintenance menu operation is described in Table 4 4 Function Display Description Reference M E S T M E S T M E S T M E S T M E S T Key 0 LEL Default Display Mode ALMRSET Mod...

Страница 23: ...s the Sierra Monitor Model 1200 26 1250 01 1256 01 1260 02 and 1260 42 are the FM Approved calibration gas delivery devices Use Model 5358 01 Calibration Adapter or Model 5360 00 Gas Delivery Fitting...

Страница 24: ...hange Span Gas Value to 25 Sub Routine A Abort Calibration 50 SPAN Banner Select span enter E when done Mode Any Operation Hold magnet over Mode SW1 for ten seconds to abort calibration WAIT 300 Opera...

Страница 25: ...viceable components below the sub assembly level 6 2 ENCLOSURE REPLACEMENT The enclosure should be replaced if the cover threads or conduit threads have been damaged or if the enclosure has been damag...

Страница 26: ...he faceplate lift the transmitter assembly and rotate 90o to relieve the wiring service loop d Unplug the sensor connector from the transmitter e Unscrew the old sensor assembly from the enclosure con...

Страница 27: ...on 4 If the sensor still does not see gas power cycle the unit and repeat calibration 6 5 8 IF THE MODULE DOES NOT COME OUT OF WARM UP 1 Make sure the sensor is placed in an ambient room temperature e...

Страница 28: ...l RS485 Serial RS 485 Modbus RTU Input Remote Alarm Reset Normally open digital input Electrical Data Power consumption 3 watts Connection type 3 wire Input voltage 24 VDC nominal 10 30VDC RFI EMI Pro...

Страница 29: ...iliary Relay Assembly Calibration Items 1200 26 Gas Sensor Calibrator w 2 Gas Cylinders 1250 01 Gas Sensor Calibrator Kit 1256 01 Regulator Type A Calibrator 1260 00 Gas Cylinder Air Type A 105 liters...

Страница 30: ...ich original identification marks have been removed or altered This Limited Warranty also will not apply to interconnecting cables or wires consumables i e calibration gases batteries sensors nor to a...

Страница 31: ...Model 5100 02 IT Combustible Gas Sensor Module Page 29 7 4 APPENDIX D REMOTE SENSOR DRAWING 5394 50...

Страница 32: ...Model 5100 02 IT Combustible Gas Sensor Module Page 30 7 5 APPENDIX E AUXILIARY RELAY ASSEMBLY 5394 62...

Страница 33: ...Model 5100 02 IT Combustible Gas Sensor Module Page 31 7 6 APPENDIX F AUXILIARY CONNECTION ASSEMBLY 5394 61...

Страница 34: ...Model 5100 02 IT Combustible Gas Sensor Module Page 32 7 7 APPENDIX G AUXILIARY RS 485 MULTIDROP ASSEMBLY 5394 64...

Страница 35: ...Model 5100 02 IT Combustible Gas Sensor Module Page 33...

Страница 36: ...ng Alarms 40006 High Alarm Value High alarm set point used for activating High Alarms 40007 Reserved 40008 Reserved 40009 Reserved 40010 Reserved 40011 Trouble Bits 0 for no trouble 40012 Trouble 1 fo...

Страница 37: ...Ethyl Acetate 51 Ethyl Alcohol 73 Ethylamine 53 Ethyl Benzene 36 Ethyl Bromide 91 Ethyl Chloride 57 Ethylcyclopentane 40 Ethylene 71 Ethylenedichloride 66 Ethyleneoxide 52 GAS METHANE FACTOR Diethyl E...

Страница 38: ...ALARM RESET MENU ALMRSET E RESET Resets current alarm CALIB MENU CALIB E CAL 0 Calibrate Zero E Ack Acknowledges Zero 50 SPAN Last span gas used initially set at 50 25 SPAN 50 SPAN Select Span gas val...

Страница 39: ...t E LASP 20 Current Lo Alarm Set point E Ack Accepts set point or To adjust to desired set point E Ack Accepts set point Relays Relay Set Point Adjustment E OR H Relay High Relay Setup L Relay Low Rel...

Страница 40: ...output during Calibration Track or To adjust action mA value during calibration Track mA value tracks Gas value Hold holds mA value existing prior to calibration C1 50mA 1 50 mA during calibration C4...

Страница 41: ...Model 5100 02 IT Combustible Gas Sensor Module Page 39 THIS PAGE INTENTIONALLY LEFT BLANK...

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