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3.1

Rev: 3/17

95-8676

Instructions

Infrared Carbon Dioxide Gas Detector

PointWatch Eclipse

®

Model PIRECL

®

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Содержание PointWatch Eclipse PIRECL

Страница 1: ...3 1 Rev 3 17 95 8676 Instructions Infrared Carbon Dioxide Gas Detector PointWatch Eclipse Model PIRECL...

Страница 2: ...lt Settings 16 Operating Modes 16 4 20 mA Current Loop Output 16 Fault Indication 17 STARTUP 18 PIRECL Startup Commissioning Checklists 18 CALIBRATION 19 Calibration Overview 19 Calibration Initiation...

Страница 3: ...dication LED an internal magnetic calibration switch and an external calibration line for use with the optional PIRTB remote calibration termination box The Eclipse CO2 detector is ideal for use in ha...

Страница 4: ...reset latched alarm relays When the optional relay output board is specified the PIRECL s approval rating is Ex d only NOTE Refer to Alarm Relays in the Specifications section of this manual for impo...

Страница 5: ...All Models Device enters normal mode after two minutes upon cold power up One hour warm up time is recommended for optimum performance Signal output level during warm up is programmable CURRENT OUTPU...

Страница 6: ...ertification Notes No 2 4 dated May 1995 ACCURACY Det Tronics Verified 0 20000 ppm or 0 2 vol 10 Full Scale 25 C SELF DIAGNOSTIC TEST Fail Safe operation ensured by performing all critical tests once...

Страница 7: ...specified within this manual and the specific approval certificates Any device modification improper installation or use in a faulty or incomplete configuration will render warranty and product certif...

Страница 8: ...essive heat vibration sources should be avoided if possible Final suitability of possible gas detector locations should be verified by a job site survey Gas detector area of coverage is a subjective e...

Страница 9: ...breathers glands and seals is required to prevent water ingress and or maintain the explosion proof rating POWER WIRING SIZE AND MAXIMUM LENGTH 1 The Eclipse detector must receive 18 Vdc minimum to op...

Страница 10: ...ector s integral junction box Figure 5 shows the wiring terminal configuration for the Eclipse CO2 without relays Figure 6 shows the wiring terminal configuration for the Eclipse CO2 with relays Figur...

Страница 11: ...ELAY FAULT RELAY WIRING TO OPTIONAL RELAY BOARD NO USER CONNECTION RELAY BOARD TERMINALS OPTIONAL 1 2 3 4 5 6 7 8 9 10 11 12 13 B2054 NO NC C NO NC C NO NC C Figure 6 Wiring Terminal Identification fo...

Страница 12: ...E IN EEx e APPLICATIONS Figure 7 Eclipse Detector Wired for Non Isolated 4 20 mA Current Output Sinking 24 VDC 24 VDC 24 VDC 24 VDC 24 VDC 24 VDC CALIBRATE 4 20 MA 4 20 MA RS 485 A RS 485 B RELAY POWE...

Страница 13: ...B RELAY POWER FAULT LOW ALARM HIGH ALARM NO USER CONNECTION 1 2 3 4 5 6 7 8 9 10 11 12 13 A2203 24 VDC 250 TO 500 OHMS 24 VDC 24 VDC 24 VDC 24 VDC CALIBRATE 4 20 MA 4 20 MA RS 485 A RS 485 B RELAY PO...

Страница 14: ...o the Eclipse Refer to Figure 15 Alternatively the HART communicator can be connected across a 250 ohm resistor in the 4 20 mA loop NOTE A 250 ohm resistor must be present within the 4 20 mA loop for...

Страница 15: ...ensure that the cap is not damaged CLOCK An hour meter is provided to give a relative indication of time for historical logs The meter is zeroed at the time of manufacture and only increments while p...

Страница 16: ...endations are provided to enhance operator ease and convenience of remote calibration configurations 1 Install the Eclipse in such a manner that the onboard LED is visible whenever possible This will...

Страница 17: ...TOR HART COMMUNICATOR HART COMMUNICATOR HART COMMUNICATOR PIRTB PIRTB E2060 NOTE THE TOTAL WIRING DISTANCE FROM THE HART COMMUNICATOR THROUGH THE POINTWATCH ECLIPSE TO THE SIGNAL RECEIVER MUST NOT EXC...

Страница 18: ...nes for when to perform a calibration or a response test are listed in Table 2 The user has the choice of three methods to place the device into the Calibrate mode Refer to the Calibration section in...

Страница 19: ...ovided for compatibility with existing Det Tronics PointWatch gas detectors When using the Eclipse CO2 detector this mode is not recommended because HART communication will be lost when the milliamp s...

Страница 20: ...ls have been tightened and all wires pull tested to confirm proper termination has been accomplished Mechanical Checklist PIRECL detector is mounted to a solid surface not prone to high vibration shoc...

Страница 21: ...cally by the device This procedure adjusts the zero signal output only and is normally used if the 4 milliampere signal level has drifted The cause of drift is typically due to the presence of backgro...

Страница 22: ...n gas re initiate the magnetic switch This action instructs the Eclipse to utilize the previous span setting and return to normal mode without requiring application of calibration gas Digital Communic...

Страница 23: ...ck Reference Guide for Normal Calibration Procedure Using Magnetic Switch Description Indicating LED PIRECL PIRTB Current Output default setting Operator Action Normal ready to calibrate steady green...

Страница 24: ...normally required only if an optical fault is indicated Thoroughly douse the mirror and window using a liberal amount of isopropyl alcohol to clear away contaminant particles Repeat the alcohol flush...

Страница 25: ...antistatic bag as protection from electrostatic discharge NOTE Det Tronics reserves the right to apply a service charge for repairing returned product damaged as a result of improper packaging Return...

Страница 26: ...Verify proper wiring to the detector and correct voltage output from the power source Power supply faults are self clearing when the condition is corrected If the fault does not clear consult the fac...

Страница 27: ...RT protocol RS 485 CO2 0 2 vol Full Scale Range TYPE OPTIONAL OUTPUTS A HART Communication Port B HART Communication Port and Relay Board Ex d only D No Optional Outputs E Relay Board Ex d only TYPE W...

Страница 28: ...ps A B C D T3C Hazardous Classified Locations per C22 2 213 Tamb 40 C to 75 C Acidic atmospheres excluded Conduit seal not required NOTES Approval of the Model PIRECL does not include or imply approva...

Страница 29: ...Carbon Dioxide Gas Detector must be electrically connected to earth ground The Infrared Gas Detector model PIRECL has an ambient temperature rating of 55 C to 75 C Alarm output latching requirement Hi...

Страница 30: ...ertified for the conditions of use IP66 IP67 minimum The stop plugs should be removable only with the aid of a tool The terminal compartment for Eclipse without relays is designed for either an increa...

Страница 31: ...h alarm outputs must be configured as latching either as part of the alarm operation of the gas detector itself in stand alone applications or as a function of the high alarm indication within the con...

Страница 32: ...C 60079 1 2014 IEC 60079 11 2011 IEC 60079 7 2015 IEC 60529 2 1 Edition with Corr 1 2003 01 2 2007 10 IEC 60079 29 1 2007 WARNING Always ensure that the detector junction box hazardous classified loca...

Страница 33: ...T5 Tamb 50 C to 40 C T4 Tamb 50 C to 75 C NOTE All cable entry devices and blanking elements shall be Brazil certified in the type of explosion protection flameproof enclosure d suitable for the cond...

Страница 34: ...NOTES Proper analog signal output termination and minimum loop resistance must be completed in all cases to enable HART communication Failure to provide proper analog signal output loop resistance wi...

Страница 35: ...Message Gas Type Gas PV Snsr unit PV USL High Alarm Level High Alarm Latch Low Alarm Level Low Alarm Latch Cal Conc Analog fault codes Spcl Gas Vol Spcl Gas coef A Spcl Gas coef B Spcl Gas coef C Spc...

Страница 36: ...Assigning unit of measure PPM vol 2 Performing detailed setup functions such as Configuring Gas Alarm Levels Low High threshold Configuring Fault Codes analog signal output levels during various faul...

Страница 37: ...tisfactory for your application The following data provides basic guidance on HART menu navigation Refer to the HART Field Communicator manual for additional guidance ONLINE MENU When HART communicati...

Страница 38: ...Vol lower sensor limit 3 PV URV 2 00 Vol upper range value 4 PV LRV 0 00 Vol lower range value 6 PV range graph available with graphic option only 2 Identification Selecting this menu offers device a...

Страница 39: ...ems are reported in xmtr flt 1 and xmtr flt 2 3 Response test The analog output is held at 4 mA to prevent the alarm relays from activating when gas is applied Gas response is indicated by the PV 4 Re...

Страница 40: ...ations See cal log submenu below 5 Event log Data regarding stored events See event log submenu below Max Temperature Submenu Running hrs xxxx Maximum Temperature xxxx degC xxxx hours Max temp since r...

Страница 41: ...Upper sensor limit value defines the maximum usable value for the upper range of the sensor 2 Active Output value of the active sensor 3 Reference Output value of the reference sensor 4 Ratio Ratio o...

Страница 42: ...Number of Request Preambles 4 Com Port 1 Protocol Protocol for RS 485 communications Modbus ASCII 2 Poll addr Polling address for RS 485 communications 3 Baud Rate Baud rate for RS 485 communications...

Страница 43: ...ormation Each block is then subdivided into individual variables that may be simple integers or floating point numbers WIRING Typical RS 485 Modbus communication architecture is indicated in the diagr...

Страница 44: ...upported Modbus Functions Function Number Definition 3 Read holding registers 6 Preset single registers 16 Preset multiple registers Description Starting Address Ending Address Size in Words Access Me...

Страница 45: ...0 Float LSW 40111 Float MSW Cal Gas Concentration 1 vol 40112 Float LSW 40113 Float MSW Warmup Fault Level 0 0 to 24 0 mA 40114 Float LSW 40115 Float MSW Blocked Optics Fault Level 0 0 to 24 0 mA 4011...

Страница 46: ...Sensor Signal 40208 Float LSW 40209 Float MSW Sensor Ratio 40210 Float LSW 40211 Float MSW Sensor Absorption 40212 Float LSW 40213 Float MSW Temperature C 40214 Float LSW 40215 Float MSW Hour Meter 4...

Страница 47: ...at LSW 40258 Float MSW 12 Volt Power Supply Value As read by ADC 40259 Float LSW 40260 Float MSW 24 Volt Power Supply Value As read by ADC 40261 Float LSW 40262 Float MSW Name Bit Description Device F...

Страница 48: ...tomatically clears command word bits after the function is performed Name Bit Calibration Fault 0 Dirty Optics 1 Open Lamp 2 Cal Active at start 3 EE Error 1 4 EE Error 2 5 Ref ADC Saturated 6 Active...

Страница 49: ...ctive 11 Manual Self Test Active 12 End Response Test 13 Reserved 14 Start Manual Self Test 15 Eclipse Event Logs Description Address Value Notes Event Hour 40401 Unsigned Long LSW 1 of 10 logs 40402...

Страница 50: ...8676 3 1 VALUE CODES Baud Rate Code Parity Code Gas Type Description Code 1200 0 2400 1 4800 2 9600 Default 3 19200 4 Description Code Carbon Dioxide 0 2 vol 4 Description Code None Default 0 Even 1...

Страница 51: ...ription Code Waiting to Start 0 Waiting for Zero 1 Waiting for Signal 2 Waiting for Gas 3 Waiting for Span 4 Waiting for End 5 Calibration Terminated 6 Calibration Complete 7 Description Code Same as...

Страница 52: ...f terminal emulation software can be used to receive messages from the device Percent by volume and sensor readings are sent once per second and user prompt messages are sent during the calibration pr...

Страница 53: ...anufacturer warrants the PointWatch Eclipse CO2 against defective parts and workmanship and will replace or repair equipment returned to the manufacturer for these reasons within five years after purc...

Страница 54: ...H 1 95 8676 3 1 APPENDIX H CONTROL DRAWING...

Страница 55: ...System Corporate Office 6901 West 110th Street Minneapolis MN 55438 USA www det tronics com All trademarks are the property of their respective owners 2017 Detector Electronics Corporation All rights...

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