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SPM Single Point Monitor

1. Hydrogen lodide HI Oppm 0 3 ppm 3 0ppm 6 0 ppm 9 0 ppm Hydrogen Peroxide H 0 Oppm 0 1 ppm 10ppm 2 0 ppm 3 0 ppm Hydrogen Selenide H Se Oppb 20 ppb 50ppb 100 ppb 150 ppb Hydrogen Selenide XP H Se Oppb 20 ppb 50ppb 100 ppb 150 ppb Hydrogen Sulfide H S Oppm 1 1ppm 10 0ppm 20 0 ppm 30 0 ppm Hydrogen Sulfide Low Level H S 0 ppb 1 ppb 30 ppb 60 ppb 90 ppb Hydrogen Sulfide XP H S Oppm 1 1ppm 10 0ppm 20 ppm 30 ppm Hydrogen Sulfide XP Dry H S D Oppm 1 1ppm 10 0ppm 20 ppm 30 ppm Hydrogen Sulfide XP Low Level H S 0 ppb 3 ppb 30 ppb 60 ppb 90 ppb IEM 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb IPDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb MDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb Methylene Dianiline MDA 0 ppb 3 ppb 20 ppb 40 ppb 60 ppb MMH 0 ppb 21 ppb 200ppb 400 ppb 600 ppb MMH low 0 ppb 3 ppb 10 ppb 20 ppb 30 ppb n Butyl Amine N BA Oppm 0 4 ppm 4 0ppm 8 0 ppm 12 0 ppm NDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb Nitric Acid HNO Oppm 0 2 ppm 2 0 ppm 4 0 ppm 6 0 ppm Nitrogen Dioxide NO Oppm 0 3ppm 3 0 ppm 6 0 ppm 9 0 ppm PM Technical Handbook 4 4 Honeywell SPM Single Point Monitor Gas Calibration l i A 9 33 MA ey par Ag Nitrogen Dioxide NO on F Oxidizer CC Oppm 0 3 ppm 3 0 ppm 6 0 ppm 9 0 ppm Ozone 0 Oppb 31 ppb 100 ppb 200 ppb 3
2. 5 3 Duty Cycle Onli ss lt lt a a a 5 7 M Pe Cl AA AA 5 7 5 32 ASI DUN OO mii e anaE 5 7 5 3 3 Duty Cycle Concentration Reporting uu d si rr va adas 5 8 5 4 Chemkey Option fossas a as iek s ass esas k m dis 5 8 5 4 1 Chemiey COMPONENTS saem A a 5 8 515 SP LESA C eee E reli 5 8 543 Das Name T2 aa n PA i naaa AAS 5 8 54A Alarm Levels 79 cate diac AA dea ca 5 8 5 4 5 Family nenem 5 9 A u AA 5 9 5 9 7 EO CIBBFSIQ si o A E kases n s 5 9 Ed a Asan ERE UR PRE 5 9 54 9 aa AA AA 5 9 5 5 RS 422 LAAN 5 9 D Pugo SPM COnDO HOD aa E kao ERA a desc mento a 5 10 55052 Pi SINO ttt nai mta dedos dan tuba 5 10 5 5 3 General System Wiring uu aa aaa 5 10 SPM Technical Handbook TOC 3 Honeywell SPM Single Point Monitor SES US AA AA in AA 5 14 5 10 Remote Reset Option lt lt ass da s mi sms 5 14 5 11 TWO polnt Operation iiiter cia isnt a dam nas s nas 5 15 Aida SAO ri VSAA AAA 5 15 A RS te dls 5 15 5 12 Non latching Alarm Optllon AA 5 16 5 13 Remote Trigger Optlon cin nina d sac s s o os ass ebesa tiana ananas 5 16 5 14 Modification for Diisocyanate Monitoring in High Humidities 5 16 A Bi Directional Communications Protocol Ad neni A 2 Asal VCE VOW RR A 2 Ad Communication POF KB s A 2 A 1 4 Communication Port TIMOOLR ua cs ac das s saa A 3 AS Protocol Sres ss sac s
3. PM Technical Handbook Honeywell SPM Single Point Monitor The following actions should be taken to isolate the cause of the system malfunction or failure to activate i 3 4 Check to make sure that the green system status LED 9 is lighted If not check the instrument power source 2 and the fuse 33 Check that the front panel power switch 8 is pressed up Check Chemcassette An instrument fault FAULT 30 will be signaled if the Chemcassette runs out breaks or becomes discolored Replace or re thread the Chemcassette as required Check the tape load lever 18 An instrument fault FAULT 25 will be triggered if the lever is left open for more than two minutes If installed check particulate filter condition A clogged filter will restrict sample flow FAULT 17 Check internal filters for clogging discoloration or moisture droplets FAULT 17 Ensure sample and exhaust lines are not pinched or kinked FAULT 17 Verify system response If the problem persists consult Honeywell Analytics Service Honeywell SPM Single Point Monitor 4 Specifications Midas Technical Handbook 4 1 4 1 General Instrument Specifications Alarm Settings Standard calibrations are factory set at 1 2 and 1 times TLV of the target gas for all gases except Diisocyanates 5 ppb or 20 ppb Gas and alarm levels are indicated on the faceplate of the instrument or on the ChemKey Detection Technique Chemcass
4. 1 Read these Operating Instructions carefully 2 Attach sample and exhaust tubing Section 2 3 3 Connect auxiliary devices such as remote alarms Section 2 4 Supply power to the instrument Section 2 2 p Warning When monitoring for certain gases there may be limits on the length of sample lines See Section 4 10 for more information PM Technical Handbook Honeywell SPM Single Point Monitor A caution The SPM should not be operated in direct sunlight or at elevated temperatures unless equipped with appropriate options See Section 4 1 for proper operating temperature range A Caution Except for instrument maintenance procedures covered in this manual all repair and service work must be referred to qualified personnel 1 4 Switching Instrument On and Off To switch the SPM Single Point Monitor on and off press the main power switch 8 on the front panel of the instrument When the SPM is switched on the digital display 19 will scroll the following information e Gas Type Alarm Levels e Chemcassette Type If power is disrupted while the instrument is monitoring it will automatically resume monitoring when power is restored Whenever the SPM has been switched off for more than two hours advance the Chemcassette tape 7 a few inches to position fresh tape in the detector head 17 To manually advance the tape open the tape load lever 18 and rotate the take up reel 27 clockwise
5. alternately shows the last gas concentration and the time remaining to the nearest minute before the next sample period The concentration displays for ten seconds and the time before the next sample displays for two seconds After each sample period the 4 20 mA signal updates to the latest concentration and holds that value until the next sample period Relay contacts are activated when the concentration exceeds the respective alarm value and latched until reset 5 4 ChemKey Option The ChemKey option allows monitoring of different gases with one SPM unit To change gases change the Chemcassette and insert the new ChemKey Gas information including type of gas and alarm levels is programmed into a memory chip sealed within the ChemKey 5 4 1 ChemKey Components PM Technical Handbook ChemKey To activate the ChemKey insert the key in the front panel slot 32 and turn clockwise one quarter turn Note the markings on the ChemKey 5 4 2 SPM Legend 71 The SPM ChemKey is different from ChemKeys for other Honeywell Analytics systems Make sure that the ChemKey you use on an SPM unit carries an SPM designation 5 4 3 Gas Symbol Name 72 The key carries the chemical symbol or name of the gas for which the ChemKey is programmed This gas symbol or name must match the Chemcassette for the target gas ARSINE 25 50 ppb 2 5 4 4 Alarm Levels 73 The bottom line on the ChemKey label shows the factory s
6. by name All errors and faults are included in the set of possible commands The SPM will accept and process commands that your equipment may send to the instrument These commands are detailed in Table A 4 Your equipment may also send a RESET to the SPM which functions as if the RESET button were pressed Table A 3 shows the typical command and data sets Command Date Time Parameter s 1 Byte 2 Bytes 2 Bytes No of bytes is command dependent Table A 3 Command and Data Set In IBM PC style format PM Technical Handbook Command Code Hex Honeywell SPM Single Point Monitor Table A 4 is a list of valid commands that the SPM will issue All command codes in the following table are hexadecimal The length of each parameter is indicated This list is subject to change without notice Command Description Parameters No of Bytes 28 NOP No Operation Date 2 Time 2 30 32 Gas Concentration or Alarm Time Weighted Average TWA Gas Concentration Date 2 Time 2 Honeywell Gas No 1 Format Code 1 Concentration 2 Current Loop Drive 1 Alarm Flag 1 End Date 2 End Time 2 Start Date 2 Start Time 2 Honeywell Gas No 1 Format Code 1 TWA 2 35 SPM Information Provision for special SER are needed Date 2 Time 2 Revision Major 1 Revision Minor 1 EPROMs Checksum 2 Honeywell Gas No 1 SPM Serial
7. direction 3 9 Remove filter assembly Illustration item 67 on Page 5 5 if installed Replace with new filter P N 871134 10 Verify that there are no kinks in tubing 11 Remove temporary support from PCB 12 Reconnect cables A Caution When reconnecting J 3 make sure opposite end of cable is still connected Check all other cable connections on and near PCB 13 Secure PCB with screws and fiber washers Fiber washers should be on both sides of PCB at each screw location 3 2 14 Before securing cover to body verify SPM will go into Monitor Mode by powering up the unit Note If SPM goes into Monitor Mode proceed with next step If not power down SPM check all cable connections and try again If problem persists call Honeywell Analytics Service 15 Power down SPM 16 Secure cover to body see Section 2 5 17 Power up unit and verify system response as outlined in Section 1 8 3 5 Replacing the Fuse SPM operation is protected with a fuse located in a fuse holder cap 33 at the lower left front panel The fuse size is 5 x 20 mm slo blo The fuse rating may vary based upon installed SPM options For replacement refer to the fuse designation that is listed on the fuse label placed next to the fuse holder A Warning Disconnect the external power source before checking or replacing the fuse Use only the fuse rated for your instrument Refer to the front panel fuse label for the proper fuse for
8. push the end of the tube into the exhaust port 24 until it seats fully inside the fitting body To release the tubing push the small gray collar in while pulling the tubing out Exhaust line length may be up to 10 feet long Also make sure the exhaust line is vented properly Sample inlet and exhaust outlet tubing is supplied with the instrument 2 3 6 High Pressure Locations Monitoring in a location with a pressure higher than that of ambient levels may cause sample gas to be forced into the instrument and surrounding air during Chemcassette advancement Additional parts are required Please contact Honeywell Analytics for application assistance 2 4 SPM Output Connections The gas alarm relays instrument fault relay and 4 20 mA output contacts are wired to a 14 pin circular connector 3 The pin designations are as listed in Section 2 4 1 Honeywell SPM Single Point Monitor 2 4 1 Output Pin Designations Pin Designation Conditions 8 insrumenaut Common O Gas arm Normal ciosed E Remte ResetOpton 1 1 mm S w Gas lama Common remote Res Opton e GasAam2 noma open 4 20mA Signal to from HA controllers or PLC 4 20mA Jumper wire from pin H to pin C Pins E and N will be open i e no connection except on instruments fitted with the Remote Reset option See Section 5 10 for more information Do not connect analog devices with more than 8
9. 00 ppm Germane GeH Oppb 141ppb 200ppb 400 ppb 600 ppb Germane XP GeH Oppb 141 ppb 200ppb 400 ppb 600 ppb HDI 0 ppb 1 ppb 20 ppb 40 ppb 60 ppb HMDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb Hydrazine N H 0 ppb 20 ppb 100ppb 200 ppb 300 ppb Hydrazine Low Level N H 0 ppb 1 ppb 10 ppb 20 ppb 30 ppb Hydrogen Bromide HBr Oppm 0 3 ppm 3 0ppm 6 0 ppm 9 0 ppm PM Technical Handbook 4 3 Honeywell SPM Single Point Monitor Gas Calibration 200a is 9 33 mA jud par ind Hydrogen Bromide XP HBr Oppm 0 2 ppm 2 0ppm 4 0 ppm 6 0 ppm Hydrogen Bromide XP HBr Low Level 0 ppb 20 ppb 667 ppb 1333 ppb 2000 ppb Hydrogen Chloride HCI Oppm 0 5 ppm 5 0ppm 10 0 ppm 15 0 ppm Hydrogen Chloride Low Level HCI Oppb 28ppb 400 ppb 800 ppb 1200 ppb Hydrogen Chloride XP HCI Oppm 0 3 ppm 3 3 ppm 6 7 ppm 10 0 ppm Hydrogen Chloride XP Low Level HCI 0 ppb 20 ppb 200 ppb 400 ppb 600 ppb Hydrogen Cyanide HCN Oppm 1 1ppm 10 0ppm 20 0 ppm 30 0 ppm Hydrogen Fluoride HF Oppm 0 6ppm 3 0ppm 6 0 ppm 9 0 ppm Hydrogen Fluoride XP HF Oppm 0 3 ppm 3 0 ppm 6 0 ppm 9 0 ppm Hydrogen Fluoride XP Low Level HF 0 ppb 50 ppb 667 ppb 1333 ppb 2000 ppb Note Due to U S Government regulations this range may be subject to restrictions requiring special licensing for certain countries outside North America Contact HA for eligibility information Available in ChemKey only
10. Negative a Acknowledgement 30 RESET 31 Diagnostic Dump PM Technical Handbook Honeywell SPM Single Point Monitor A 2 Protocol Packet Definition A 2 1 Packet Format An SPM packet will follow the format described in Table A 6 when transmitting Byte No Function Device Address The address or name of the device this packet is directed to It is always HEX 4D Packet Length n The length is the number of bytes to be 2 found in this packet It includes the address byte and the check character byte and all bytes between Command and Data The remaining bytes within the packet 3 through 1 1 de data bytes Check character This byte is the last character in the packet n Its value is equal to the negated summation of all previous bytes in the packet It is the negative checksum of the packet Table A 6 SPM Transmission Format Graphically the packet appears as shown in Table A 7 Byte 1 Byte 2 Byte 3 through n 1 Byten Device Packet Check Address Length Commands and Data Set Character Table A 7 SPM Graphic Style A 6 Honeywell SPM Single Point Monitor A 4 SPM Protocol Command Parameter Format Table A 8 lists the format of the command parameters as listed in the protocol document The parameters are listed after each command in Table A 4 Parameter No of Bytes Parameter Description Components no of bits In s
11. No 2 Option Flags 1 61 A 5 Fault Date 2 Time 2 SPM Fault No 1 Table A 4 Valid SPM Commands Responses The SPM will accept a return communication for any packet it sends Your equipment may respond back with an ACK NAK RESET packet or diagnostic dump The ACK packet is an acknowledgement to the SPM It indicates to the SPM that the last communication was correctly received The SPM will acceptthe ACK and no further action will occur The other packet is the NAK This type of packet is translated as a NAK It means that the last packet was not received correctly Either the check character did not match or there was some other communication error framing for example The SPM re sends the last packet if it receives an NAK response The SPM resends the message once If the resend fails the SPM will not communicate it will wait until the next regular communication activity occurs Table A 5 lists the valid response packets to the SPM Command Code Hex Command Command Description ACK Indicates packet was received 20 Acknowledgement properly Indicates the packet was not valid Will cause SPM to resend the last packet of information Will cause SPM to do an Alarm or Fault Reset as if the RESET button were momentarily pressed The SPM will transmit the software version and checksum of the EPROM via command 35 above Table A 5 Valid Response Packets to the SPM NAK
12. Note For ChemKey operation only Some newer ChemKeys will require a Chemcassette that may not be recognized by the instrument In these cases the SPM will display Unknown Chemcassette or Proper Chemcassette However your ChemKey unit will function correctly if the correct Chemcassette is installed 1 2 1 5 Loading the Chemcassette Detection Tape Load a fresh Chemcassette as follows 1 Open the tape load lever 18 The green system status LED 9 will flash slowly e AC Line 1 instruments will display AC LINE on the digital display 19 Battery powered instruments will display current battery condition 2 Remove the center retaining screw securing the Chemcassette Remove and discard the old Chemcassette 3 Install the fresh Chemcassette 4 with raised lettering facing up Pull 30 cm 12 inches of tape 7 out of the fresh Chemcassette 4 Place the end of the tape in the slot on the Chemcassette take up reel cover 27 4 Thread the Chemcassette tape 7 through the detector head 17 capstan assembly 25 and over the guide posts 5 and 26 Note The EP 30 Day or XPS Extended Play Chemcassette will lock in position when tape outlet is at approximately the one o clock position The SP Standard Play Chemcassette should be positioned as shown in the Master SPM Illustration 5 Install the take up reel cover 27 6 Rotate the assembled take up reel 27 clockwise t
13. TMA Tetrakis Dimethylamino Titanium TDMAT 1 ppm 0 5 ppm 1 0 ppm 15 706042 700342 1740 9309 Diisocyanates HDI MDI PPDI 5ppb 20ppb 6o 700506 700909 TDI 5ppb 5ppb 20ppb 60 700506 700909 All other Diisocyanates 5 ppb 20 ppb 120 700506 700309 Hydrazines MMH MMH Low Lev Pio or 8 pr tops e00 08015 700347 Hyatazne NH UDMH t0ppb 250 ppb 500ppb 60 708013 700347 UDMH Low Level 10 ppb 5 ppb 10 ppb 600 708013 700347 Hydrides Arsine AsH 1740 9800 Arsine AsH Low Level 50ppb 2pp 4p 480 1740 9300 Diborane B H 1740 9800 Diane SiH Germane GeH 200 ppb 200 pp 400 pp zo S 170900 Hydrogen Selenide H Se 50 ppb 25 ppb 50 ppb 60 705502 700300 1740 9300 PM Technical Handbook 4 8 Honeywell SPM Single Point Monitor TLV Default Default Sample Chemcassette Part Number Threshold Alarm Alarm Time Gas Name Limit Value Level 1 Level 2 sec SP EP XPS Hydrides cont d Hydrogen Sufide H5 om m tom ef To fm Hydrogen Sulfide H S Dry 10ppm 5 1ppm 10ppm 10 1740 9300 Hydrogen Sulfide H S Low Level 10ppm 4ppb 80ppb 900 1740 9300 Sine SH 1740330 Sine SH Tert Butyl Arsine TBA 0 01mgim 25ppb 50ppb 90 705502 700300 1740 9300 Tert Butyl Phosphine TBP 150ppb 300ppb 120 705502 700300 1740 9300 drogen Cyanide HON arma 24pm arom w zoo drogen Suite HA drogen sat HS o
14. alarms make sure you understand the correct way to disassemble the enclosure See Section 5 2 5 for instructions The SPM purge enclosure contains all the equipment necessary for air purging including override switch 55 explosion proof switch 56 pressure gauge 54 pressure relief valve 58 inlet regulator 50 and bulkhead fittings When closed and purged the safe trouble free environment insures optimum equipment performance 5 2 1 Purge Installation Sample line requirements for Z Purge systems are the same as conventional SPM monitors See Sections 2 3 and 4 10 Proper venting requires minimal pressure drop at fittings labeled PRESSURE RELIEF PURGE OUTLET and ATMOSPHERIC REFERENCE Do not attach tubing 5 2 pipes or other items at these locations low restriction bug screens are acceptable 5 2 2 User Responsibility The operating temperature range of the standard SPM is 0 C to 40 C 32 F to 104 F Options are available for use outside of this standard temperature range The user is responsible for providing purge inlet air temperature which will not let the internal temperature of the enclosure fall outside of the SPM s operating temperature range Purge Supply The typical purge supply gas is instrument quality air The air source for the purge system is to be free of oil and liquid Ordinary plant compressed air is normally not suitable without the proper conditioning Nitro
15. along with two digit fault code Si H 5 63 CIO F Ox 5 63 Kat Faultor Err r SiH XPS 4 34 NH XPS 4 31 de GeH 776 SO 5 07 06 RAM Failure Contact Honeywell Analytics E 08 EEPROM Fault Contact Honeywell Analytics 4 5 Status Indicators 10 Look up Table Error Contact Honeywell Analytics Condition Indicator Status 11 ChemKey Error See Section 5 4 9 Normal Monitoring Green system status LED 9 lighted 17 Loss of Flow See Section 3 8 Numbers 5 6 4 7 Chemcassette Green system status LED 9 flashing slowly If 21 Motor Home Time out Contact Honeywell Analytics Loading instrument remains in this mode for more than 2 25 Gate Fault Mode Time out See Section 1 8 2 minutes red system status LED 12 will also begin to 30 High Background Counts See Section 3 8 No 3 flash audio alarm pulses and the instrument fault relay is activated 32 Reference Voltage 1 Fault Contact Honeywell Analytics Response Verification Green system status LED 9 flashing rapidly If system 34 Battery Very Low passes test alarm lamp 16 lights and audio alarm 36 Over Temp Heater Option Only See Section 5 9 3 sounds continuously if system fails test red system o status LED 12 lights and audio alarm signals twice Contact Honeywell Analytics if problems persist Instrument Red and green system status LEDs 9 and 12 are Note Fault except both flashing The relay disable LED 13 flashes Chemcassette except for the open tape
16. change the number in the blinking field When the field is correct press alarm test 10 to move to the next field 6 Continue by alternating alarm test 10 and alarm reset 11 to move to new fields and to change numbers in the blinking field After setting the correct date the display changes to time of day in the format HH MM 7 Press and hold alarm test 10 The display 19 will show TIME SET to confirm the new entry If 5 10 the display reads ERROR you made an invalid entry in one of the fields Repeat steps 3 through 7 to find and correct the error 8 Close the tape load lever 18 to begin monitoring 5 6 Portable Operation The Portable option of the SPM operates directly from the battery charger assembly The Portable SPM should be connected to an AC power source via its battery charger at all times to maintain a full charge When not in use as a portable monitor the Portable SPM should be connected to AC power source via its battery charger to keep the batteries fully charged For ease in transport the Portable SPM incorporates a carrying handle and a carrying strap 5 6 1 Battery Operation When fully charged the internal batteries provide up to eight hours of continuous monitoring but frequent alarm conditions or the operations of some options will reduce operating time under battery power The Battery Backup and Portable SPM change to battery power when disconnected from the charger The Battery
17. load lever fault audio alarm A fault condition will cancel the alarm relay loading fault pulses and the instrument fault relay is activated disable feature To resume operations with Gas Condition See Section 1 9 1 alarm relay disabled you must re select the feature See Section 1 11 PM Technical Handbook 4 6 Honeywell SPM Single Point Monitor 4 8 Output Terminal Status Alarm Relay Terminals Condition 1 2 Fault em ea Powerot lo c lo clo c PowerOnNoGas OC CL OL cc Cd oO Power On Gas Levelt sss C O O c Cc oO Power On Ges toea c of c o c o_ Poweron an o c o c o ce PowerOnAam es Jopojelojcejo PowerOn very o clo c co Poweron Tapeta 0 c o c co Foner On No Gas Relay Deae Po C 0 c 0 c Poner On Gas Rely Disave O c o e ole FowerOn Faut Relay Diae Jo c o e olc Poner On Alm Test eye o c o c 6 Poner On very Rely nme o c Jo eo c Poner On Tape Loa Relay Diablo o c o c olc PM Technical Handbook 4 7 Honeywell SPM Single Point Monitor 4 9 Gas Response Specifications TLV Default Default Sample Chemcassette Part Number Threshold Alarm Alarm Time Gas Name Limit Value Level 1 Level 2 sec SP EP XPS Amines Ammonia NH 1740 9309 Dimethyl Amine DMA 1740 9309 n Butyl Amine NBA Methylene Dianiline MDA p Phenylene Diamine PPD Toluene Diamine TDA Trimethyl Amine
18. of letters you have in your word as the first number in your packet Your data packet containing the word or command BAD will be 3 66 65 68 A 3 Check Character Checksum During the transmission of the packet an error may change the value of the data In our example for instance the packet of 3 66 65 68 is now 3 66 61 68 One way to determine that the numbers you receive are the same as the numbers that were sent is to add a check character to the packet A check character is a method of assigning a value to the packet to check if any of your bytes have been modified If all the data bytes were to be added together and this sum made into a byte that byte could be called a check character or sometimes called a checksum For your packet 3 66 65 68 is equal to 202 You would place this number at the end of your packet 3 66 65 68 202 By adding all the bytes together the sum should match the value of the check character An error is indicated if the two numbers do not match each other If there is an error then either some of the data has been modified or the check character itself was modified For the SPM the check character is the negated sum of all the bytes in your packet As above our packet would be 3 66 65 68 202 For this packet the sum of the bytes added to the check character must equal zero 0 Any other result indicates there is an error with your data The SPM s data within the packe
19. pulling the tubing out 5 8 Pole Mount Kit The Pole Mount Kit option allows the SPM to be securely 5 12 mounted in a local or remote location when a wall mount configuration is not feasible The kit contains four pole clamps eight flat washers and eight screws A Caution For safe reliable monitoring operation use the pole clamps for mounting only on horizontal poles Attachment to vertical poles while mechanically possible will not hold unit securely in position The pole center lines are to be 19 cm 7 1 2 inches apart As the pole clamps allow some limited flexibility in diameter of pipe or tubing the size and type of mounting poles are to be determined by the installer After the pole clamps have been fastened to the enclosure the unit must be secured to an acceptable fixture Make sure the installation conforms to the local wiring installation code 5 9 Heater Option The heater option allows the SPM to operate from 20 C to 40 C 4 F to 104 F ambient The thermostatically Honeywell SPM Single Point Monitor controlled heater functions automatically whenever the unit is connected to an AC source The heater operates directly from the line cord independent of the main unit power switch When the heater option is installed the front panel has two amber neon lights mounted on the left side below the Chemcassette holder The Power In LED 80 glows when the unit is receiving power It shows
20. require replacement every 30 days XP Chemcassettes require replacement every 90 days See Section 1 5 for information on Chemcassette replacement 3 3 Verify System Response Perform the verification routine every two to four weeks See Section 1 8 for more information 3 4 Replacing Internal Filters Internal filters should be replaced annually The replacement procedure will take approximately one hour to perform Follow these steps to replace internal filters properly 1 Separate cover collar from body Follow steps in Section 2 5 2 Open unit Filters are located inside center area of cover collar below and partially behind printed circuit board PCB See illustration on Page 5 5 PM Technical Handbook Honeywell SPM Single Point Monitor 3 Remove the three screws and six fiber washers securing the PCB Note location of fiber washers for re assembly 4 Leave all cables connected except J 11 4 pin and J 3 10 pin located on top right of component side rear view 5 Carefully lift outward on PCB to locate J 11 also located to right on component side 6 Support PCB temporarily in a raised position using a rubber band 7 Remove acid scrubber filter mounted vertically Illustration item 66 on Page 5 5 Replace with new filter P N 710235 8 Remove particulate filter Illustration item 65 on Page 5 5 Replace with new filter P N 780248 Note Arrow on body of filter must point in right
21. that power is available to be automatically applied to the heater if required The Power In LED 80 does not indicate that the SPM is monitoring The main power switch 8 must be on to activate the SPM for monitoring which will be indicated by the green system status LED 9 The Heater On LED 81 glows when the heater is operating and the internal temperature is less than 10 50 F 5 9 1 Installation and Operation The SPM should be plugged into an AC voltage source at all times to allow a constant temperature to be maintained in the unit For initial installation a warm up time of up to one hour may be required before monitoring This warm up time will vary with the ambient temperature Set the main power switch 8 off and observe that the Power In LED 80 is lighted If the Heater On LED 81 is not lighted the main power switch can be switched on to begin monitoring SPM Technical Handbook 5 13 q e I FT One il LE M Legend 8 Main power switch 80 Power In LED 81 Heater On LED If the SPM is disconnected from an AC source for more than 30 minutes the SPM must be allowed to warm up for up to one hour before setting the main power switch 8 on A Caution The surface of the front panel may be HOT Use care when replacing fuse and or Chemcassette
22. the digital display 19 will show FAULT XX See Section 4 7 for information on fault codes To reset the unit after a fault condition press alarm reset 11 If the fault condition has not been corrected the SPM will revert back to the fault reporting status 1 11 Disabling the External Alarm Relay Contact To disable the external concentration alarm relay contacts press relay disable 14 The red relay disable LED 13 will light to indicate the disabled condition The instrument fault relay will change status whenever you disable the concentration alarm relay This feature insures that personnel will be alerted to any change in instrument monitoring status 1 6 To re enable the alarm relay contact press relay disable 14 a second time The red relay disable LED 13 will turn off to indicate that all the relay contacts are operational The instrument fault relay will also reset Note While the alarm relays are disabled the instrument fault relay cannot be activated in the event that a fault occurs while in this mode PM Technical Handbook 1 7 Honeywell SPM Single Point Monitor Honeywell SPM Single Point Monitor 2 Installation PM Technical Handbook 2 1 2 1 Wall Mounting For proper operation place the SPM in a stable level position protected from accidental bumps or jars Make sure the planned installation conforms to the local wiring or installation regulations The SPM accessory kit cont
23. to keep the collar 30 and the cover 29 securely connected To close up the instrument follow these same guidelines to install the collar fixing screws 22 and reassemble the enclosure Make sure that the cover 29 and collar 30 stay connected throughout the entire procedure and that the connection is always secured with at least three cover screws 20 5 4 29 80 PM Technical Handbook Honeywell SPM Single Point Monitor 5 2 6 Output Connections The illustration below shows the interior connection points for the following terminations Remote reset option 60 if equipped See Section 5 10 RS 422 option 62 if equipped See Section 5 5 Terminal strip 61 for gas alarms relays instrument fault relay and 4 20 mA output All wiring entering and exiting the SPM enclosure must be properly seal fitted dammed and potted before the instrument is put into service After making the connections be sure that all wiring harnesses and tubing lines are secure and will not be pinched when the door is closed 5 5 5 2 7 Z Purge Servicing and Power up Procedures The Model SPM Gas Monitor with Z Purge requires that certain procedures be followed
24. when servicing the instrument follow Steps 1 to 10 or when the instrument has lost purge pressure follow Steps 8 to 10 A Warning Enclosure shall not be opened unless the area is known to be non hazardous or unless all devices within have been de energized for at least five minutes Verify removal of the power source to the alarm and fault relay contacts Following service do not restore power to analyzer until it has been purged for five minutes with instrument quality air or nitrogen at 28 SCFH 13 2 LPM Refer to diagram on page 5 3 for assistance with the following procedures Make sure these procedures are followed when performing any service work to the instrument 1 Before beginning service work take care to insure that power is removed from all alarm and fault relay contacts 2 Turn off main power atthe explosion proof switch 56 3 Do not open cabinet unless the area is known to be non hazardous or unless all devices within have been de energized for five minutes 4 Open purge outlet valve to the horizontal position 53 5 All maintenance not requiring power can be performed at this time PM Technical Handbook 5 6 Honeywell SPM Single Point Monitor AA Warning Do not restore power unless area is known to be non hazardous or unless power has been removed from all devices within the enclosure for five minutes 6 For maintenance service requiring power turn override switch 55 mounted on the fro
25. your instrument To replace the fuse turn the fuse holder cap 33 counterclockwise and pull out The fuse will remain in the cap Remove the blown fuse from the cap and replace with a new fuse of the proper rating for your instrument Insert fuse into fuse holder and rotate cap clockwise PM Technical Handbook Honeywell SPM Single Point Monitor 3 6 Caring for Chemcassettes The SPM uses an SP standard play 2 week or EP extended play 30 day or XP longer life up to three months Chemcassette See Section 4 9 for Chemcassette part numbers Under normal conditions Chemcassettes have a shelf life of approximately three months for standard and 1 year for XP They should be stored in a cool atmosphere and kept out of direct sunlight Most Chemcassette detection systems will maintain optimum sensitivity when stored at room temperature 16 C to 24 C 60 F to 75 F A few such as Aliphatic Amines Ammonia Ammonia Chlorine III Oxidizers Diisocyanates Hydrogen Cyanide Hydrogen Peroxide Ozone Sulfur Dioxide and Mineral Acids must be stored in a freezer less than 0 C 32 F However because temperatures in storage rooms can vary Honeywell Analytics recommends that all Chemcassettes be stored in a freezer except Chlorine Chlorine Dioxide Chlorine Oxidizers Phosgene and XP Phosgene must be stored at 4 C to 25 C 40 F to 77 F Each Chemcassette is stamped with an expiration date at time of manufactur
26. 00 ppb Phosgene COCI 0 ppb 11 ppb 100 ppb 200 ppb 300 ppb Phosgene XP COCI 0 ppb 11 ppb 100 ppb 200 ppb 300 ppb Phosphine PH 0 ppb 32 ppb 300 ppb 600 ppb 900 ppb Phosphine XP PH 0 ppb 32 ppb 300 ppb 600 ppb 900 ppb PPDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb p Phenylene Diamine PPD 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb Silane SiH Oppm 0 5 ppm 5 0 ppm 10 0 ppm 15 0 ppm Silane XP SiH Oppm 0 3ppm 5 0 ppm 10 0 ppm 15 0 ppm Stibine SbH Oppb 20 ppb 100 ppb 200 ppb 300 ppb Sulfur Dioxide SO Oppm 0 2ppm 2 0ppm 4 0 ppm 6 0 ppm Sulfur Dioxide SO Oppb 26ppb 250 ppb 500 ppb 750 ppb Sulfuric Acid H SO 0 ppb 26 ppb 250ppb 500 ppb 750 ppb TDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb Tert butyl Arsine TBA 0 ppb 15 ppb 50 ppb 100 ppb 150 ppb Tert butyl Arsine XP TBA Oppb 15 0 ppb 50 ppb 100 ppb 150 ppb Tert butyl Phosphine TBP 0 ppb 60 ppb 300ppb 600 ppb 900 ppb Tert butyl Phosphine XP TBP 0 ppb 92 ppb 300ppb 300 ppb 900 ppb Tetrakis Dimethylamino Titanium TDMAT Oppm 0 3ppm 1 3ppm 2 7 ppm 4 0 ppm Tetrakis Dimethylamino Titanium XP TDMAT Oppm 0 1ppm 1 0ppm 2 0 ppm 10 0 ppm TMDI 0 ppb 2 ppb 20ppb 40 ppb 60 ppb TMXDI 0 ppb 2 ppb 20ppb 40 ppb 60 ppb Toluene Diamine TDA 0 ppb 4 ppb 20 ppb 40 ppb 60 ppb Trimethyl Amine TMA 0 ppm 1 1ppm 10 0ppm 20 0 ppm 30 0 ppm UDMH 0 ppb 53 ppb 500 ppb 1000 ppb 1500 ppb UDMH Low Level 0 ppb 5 ppb 10 ppb 20 ppb 30 ppb XDI 0 ppb 2
27. 150 ppb Arsine XP AsH 0 ppb 10 ppb 50 ppb 100 ppb 150 ppb Arsine XP AsH Low Level 0 ppb 0 5 ppb 5 0ppb 10 0 ppb 15 0 ppb Boron Trifluoride BF Low Level 0 ppb 67 ppb 333 ppb 667 ppb 1000 ppb Boron Trifluoride XP BF Oppm 0 1 ppm 1 0 ppm 2 0 ppm 3 0 ppm Boron Trifluoride XP BF Low Level 0 ppb 50 ppb 333 ppb 667 ppb 1000 ppb Bromine Br 0 ppb 11 ppb 100 ppb 200 ppb 300 ppb CHDI 0 ppb 2 ppb 20 ppb 40 ppb 60 ppb Chlorine II CI O ppm 0 05 ppm 0 5 ppm 1 00 ppm 1 50 ppm Chlorine III CI O ppm 0 05 ppm 0 5ppm 1 00 ppm 1 50 ppm Chlorine CI Low Level 0 ppb 1 ppb 10 ppb 20 ppb 30 ppb Chlorine XP CL O ppm 0 05 ppm 050 ppm 1 00 ppm 1 50 ppm Chlorine XP CL Low Level 0 ppb 4 ppb 20 ppb 40 ppb 60 ppb Chlorine Dioxide CIO 0 ppb 11 ppb 100ppb 200 ppb 300 ppb Chlorine Dioxide CIO on F Oxidizer CC Oppb 31 ppb 100ppb 200 ppb 300 ppb Diborane B H 0 ppb 31 ppb 100ppb 200 ppb 300 ppb Diborane XP B H He 0 ppb 11 ppb 100 ppb 200 ppb 300 ppb Dimethyl Amine DMA Oppm 1 0ppm 5 0ppm 10 0 ppm 15 0 ppm Dimethyl Amine DMA Low Level Oppm 0 1ppm 2 0ppm 4 0 ppm 6 0 ppm Dimethyl Amine XP DMA Oppm 0 5 ppm 5 0ppm 10 0 ppm 50 0 ppm Disilane Si H O ppm 1 5 ppm 5 0ppm 10 0 ppm 15 0 ppm Fluorine F Oppm 0 11ppm 1 00ppm 2 00 ppm 3 00 ppm Fluorine F Low Level O ppm 0 06 ppm 0 33 ppm 0 67 ppm 1
28. 4 from the detector head 17 2 Press alarm test 10 The green system status LED 9 will flash rapidly and the display will show VERIFY 3 Insert the test card with position 1 centered in the detector head 17 Be sure that the colored chip on the test card faces up and that the card is inserted fully into the detector head 17 4 Close the tape load lever 18 and press alarm test key 10 The audible alarm will emit one short signal 5 Open the tape load lever 18 and reverse the test card centering position 2 in the detector head 17 6 Close the tape load lever 18 and press alarm test key 10 7 f all electronics and optical systems are operating properly the instrument will simulate an alarm condition and activate both the audible and visual alarms The 4 20 mA circuit will output a signal of 10 1 mA to 13 2 mA Note Alarm relays will not activate during the verification routine PM Technical Handbook Honeywell SPM Single Point Monitor 8 Open the tape load lever 18 and press alarm reset 11 Replace the Chemcassette 4 and re thread the tape 7 After pressing the alarm reset button the alarm lamp 16 does not extinguish Wait until monitoring is resumed then press the alarm reset button again 9 Close the tape load lever 18 The SPM will automatically begin monitoring 10 Press the alarm reset button to turn off the alarm lamp 16 11 Plug the end of sample line A fau
29. 50 ohm impedance Note PM Technical Handbook 2 4 The mA range is 4 20mA and does not indicate when the unit is in a Fault condition To receive a fault indication on the mA output loop the 4 20 mA signal H through the Instrument Fault Common B and use the Instrument Fault Normally Closed C as your 4 20 mA signal See above for diagram 2 5 How to Open Instrument Cover The information in this section is provided to help protect against instrument damage in case of the need to open up the instrument cover and gain access to internal components Note On purged units purge pressure will be lost if enclosure is opened A Caution Improper disassembly of the SPM enclosure can cause internal tubing to become detached from the sample inlet port 15 and result in loss of monitoring To protect against instrument damage and to guard against possible loss of monitoring never allow the cover 29 to become Honeywell SPM Single Point Monitor Observe that the collar fixing screws 22 are mounted behind the cover screws 20 In order to reach each collar fixing screw 22 you must temporarily remove the cover screw 20 and the retaining ring 21 After removing each collar fixing screw 22 and retaining ring 21 replace each cover screw 20 in order to keep the collar 30 and the cover 29 securely connected To replace the cover 29 follow these same guidelines to install the collar fixing
30. A Caution e The main power switch 8 does not turn off power to the heater e Power to the heater is applied whenever the internal unit temperature is 4107C 50 F or below with the main power switch 8 in either on or off position e Disconnect the power source when wiring the alarm contacts and during servicing as required PM Technical Handbook Honeywell SPM Single Point Monitor 5 9 2 Condensation A sudden extreme temperature change may cause moisture in the SPM to condense The optics block may fog causing the SPM to show a gas concentration Allow ample time for the SPM to warm up before attempting to monitor 5 9 3 High temperature Fault If the internal temperature exceeds 50 C 4122 F the SPM will go into fault mode FAULT 36 will appear on the LED display the audio alarm will sound and the instrument fault relay will de energize If the Heater On LED 81 is lighted then the heater thermostat is at fault Contact Honeywell Analytics Service for assistance If the internal temperature exceeds 70 C 158 F the power to the heater and instrument will be turned off The SPM will not power up or monitor until the internal temperature falls below 40 C 104 IF All relay outputs and alarms will revert to the power off condition Note Certain target chemicals to be monitored may or may not be in the gas or vapor state at low temperatures This depends on the vapor pressure temper
31. Backup and Portable SPM automatically switch to battery backup mode when there is an interruption on the AC line When the Battery Backup SPM changes to battery power there is no display or relay signal to report that this condition has occurred 5 6 2 How to Extend Battery Life PM Technical Handbook Honeywell SPM Single Point Monitor The SPM instrument fault relay is a fail safe relay The relay remains asserted until the SPM detects an instrument fault condition or if the instrument power is turned off or lost To extend battery life disable the instrument fault relay by pressing the relay disable key 14 With the instrument relay disabled the battery life can be extended from eight hours up to nine hours Note If the relays are disabled the external alarm s will not activate The relays will also be disabled if the SPM enters a fault condition or if power is turned off or lost 5 6 3 Battery Power Status The front panel display 19 will show battery condition There are three possible messages BATT OK When the tape load lever 18 is open this message reports that the battery voltage is in the normal range for portable or battery backup operation BATT LOW This message appears when there is 60 to 90 minutes of running time left on the batteries RECHARGE BATTERY NOW This message scrolls across the display when battery power is insufficient for monitoring The System LED flashes the audio al
32. M Single Point Monitor A Bi Directional Communications Protocol A 1 A 1 Introduction A 1 1 Overview If you have purchased the Digital RS422 output option P N 870931 or 870995 for Z Purge units only your SPM instrument is equipped with a serial remote device communication port The data available from this communication port is intended to help you monitor SPM operation from another location It will also allow you to gather gas concentration data for any use or analysis This manual will supply you with the technical information for the use and correct operation of the SPM protocol which will allow you to communicate with this sophisticated modular instrument The SPM protocol was designed and developed by Honeywell Analytics and is considered proprietary to Honeywell Analytics The following pages will describe to you what protocol is what the pieces are and how it is used It will also offer suggestions on most effective use The SPM protocol has been designed to be flexible and efficient The protocol is a byte wise protocol That is it is communicating information transferring bytes of data back and forth between the instrument and your computer equipment A group of bytes is referred to as a packet A 1 2 Communication Port Access to the SPM protocol is through the Amphenol Bendix connector that is located on the side of the SPM located inside of purged units Your SPM instrument communicates through th
33. SPM Single Point Monitor Honeywell Technical Handbook e TOC e Maintenance e Bi Directional e Operation e Specifications Communications Installation e Options e Warranty Statement Honeywell SPM Single Point Monitor Your Uptime Is Our Top Priority Because your uptime is our top priority Honeywell Analytics Inc provides you with a 24 hour Emergency Service Hotline During Business Hours Honeywell Analytics Inc U S A Corporate Headquarters 847 955 8200 Toll Free 800 323 2000 www honeywellanalytics com 24 Hour Emergency Hotline 847 634 2840 Record your serial number and installation date for easy reference To save time when calling for service please have the serial number of your instrument available SPM Technical Handbook No a AN 9 10 11 12 Line power cord Power port 14 pin circular connector Chemcassette Guide post Vent Tape path Main power switch Green system status LED Alarm test key Alarm reset key Red system status LED Honeywell SPM Single Point Monitor 21 22 23 24 Red Relay disable LED Relay disable key Sample inlet port Alarm lamp Detector head Tape load lever Digital display Cover screw Retaining ring Collar fixing scre
34. about 60 seconds before the next moni toring period This ensures that a fresh sample will be analyzed If the sample time for the target gas is greater than or equal to the duty cycle interval the instrument will monitor continuously Ifthe Duty Cycle period is setto less than 1 1 2 minutes the SPM will continue to draw a sample If the Duty Cycle is setto 1 1 2 minutes or greater then the SPM will shut the sample pump off when the current monitoring period is complete but will turn the pump on about 60 seconds before the SPM is to do a monitoring cycle 5 3 2 Setting the Duty Cycle Set the SPM duty cycle as follows 1 Open the tape load lever 18 to put the SPM in load mode 2 Press alarm reset 11 and hold in for two seconds 3 The digital display 19 will flash XX X MIN which is the current duty cycle setting 4 Press the alarm reset 11 to increase the duty 5 7 cycle setting in one half minute increments Honeywell SPM Single Point Monitor The illustration below shows a side view of a typical Above 17 minutes the setting rotates to zero Continue to press alarm reset 11 until the display shows the desired duty cycle setting 5 To store the new setting press alarm test 10 and hold for two seconds The digital display 19 shows TIME SET 6 Close the tape load lever 18 to return to monitor mode 5 3 3 Duty Cycle Concentration Reporting In between sample periods the digital display 19
35. ains a mounting kit for securing the unit to a wall See Section 5 8 for information on the Pole Mount Kit The wall mounting kit contains four stainless steel mounting brackets 41 eight flat washers and eight screws 40 The brackets can be attached vertically or horizontally to the back of the enclosure Use wall fasteners not included appropriate for the wall material To mount the SPM prepare wall fasteners as indicated in the illustration Leave screw heads loose for tightening after the unit has been positioned Attach and tighten the brackets to the threaded inserts 42 on rear face of the enclosure Slide the mounts over the screw heads and then fasten securely to the wall 2 2 Connecting the Power Cord The SPM is supplied with an IEC power line connector that plugs into any standard 120VAC electrical outlet When fitted with the Z Purge option the SPM will have an explosion proof switch and the power line should be conduit wired See Section 5 2 4 for more details Battery Backup Portable SPMs connect with the battery charger see Section 5 6 for more details To ensure proper operation of your instrument make sure it is connected to a grounded power source Honeywell SPM Single Point Monitor Legend 40 41 42 PM Technical Handbook 2 2 24 cm gt Mounting washers and screws Mounting bracket Threaded inserts 2 3 Connecting Sample and Exhaust Lines Note Honeywell Analytic
36. ample tube to the sample inlet fitting 15 Sample line lengths greater than 10 feet are not recommended with this option due to increased sample transport times See Section 4 10 for more information on sample line length The sample gas must be at atmospheric pressure to ensure proper operation of the dilution system The fitting marked DILUENT INLET can be left vacant if the SPM is located in an atmosphere which contains clean air If this is not possible a source of clean air must be supplied through this fitting at atmospheric temperature and pressure Sample stream humidity requirements must be maintained PM Technical Handbook Honeywell SPM Single Point Monitor 5 2 Z Purge System Option The SPM fitted with the Z Purge option is housed in a rugged NEMA 4X fiberglass enclosure See Z Purge enclosure illustration with accompanying legend page 5 3 for parts and controls The enclosure is designed to fully utilize the monitoring capability of your SPM detector while allowing maximum flexibility for mounting accessories and maintaining proper instrument operation lt has a fully gasketed seal and a large view through front window for easy observation of monitoring activity The swing open door allows access for routine maintenance The fiberglass construction withstands harsh environmental conditions surface impact and corrosive atmospheres A Caution Before installing the Z Purge enclosure or before starting to connect
37. arm Level 1 e Above Alarm Level 2 Above Full Scale To begin a full alarm simulation the SPM needs to be in Monitor Mode Press and hold the alarm reset key 11 for two seconds until the red system status LED 12 is flashing The red system status LED will flash until the alarm test key is pressed or the instrument ends its current sample period For a simulation of each of the four gas conditions continue with key entries as listed in Section 1 7 4 1 7 4 Alarm Simulation Key Entries Exit After displaying concentration the unit automatically returns to monitoring Level Entry Sub alarm AT Alarm Level 1 AR AT AR Alarm Level 2 AR AR AT AR Above Scale AR AR AR AT AR AT Alarm Test Key 10 AR Alarm Reset Key 11 Only one simulation can be made at a time Conclude a simulation by pressing the alarm reset key 11 This will reset the relays but the 4 20 mA output doesn t reset until the sample period ends The display also acts the same way Re enter the alarm simulation routine by pressing and holding the alarm reset key 11 until the red system status LED 12 begins flashing PM Technical Handbook Honeywell SPM Single Point Monitor When a simulation is concluded the relay contacts will reset The 4 20 mA signal and displayed value will stay at the simulated level When the current sample period is completed the 4 20 mA signal and displayed value will be updated to indicat
38. arm Level 1 set point The SPM will not reset or modify any alarm indication while the detected gas concentration is at or above the Alarm Level 1 set point 5 13 Remote Trigger Option The Remote Trigger option will control the instrument s monitoring Normally Model SPM is a continuous monitor instrument The Remote Trigger option allows the SPM to monitor on command The SPM waits for a remote signal When triggered the SPM monitors for one sample period At the end of the sample period the instrument posts the results based on the calculated gas concentration display 4 20 mA etc The SPM then looks for the next remote trigger If at the end of the sample period there is no remote trigger the SPM pauses to await another trigger When a trigger is sent the SPM sets the 4 20 mA output to 4 mA and shows SAMPLING on the display PM Technical Handbook Honeywell SPM Single Point Monitor If at the end ofthe sample period there is another remote trigger request the SPM shows the concentration of the completed sample and begins another sample period The 4 20 mA output reflects the value of the last gas sample 5 14 Modification for Diisocyanate Monitoring in High Humidities At high relative humidities gt 85 RH moisture build up can occur in the optics of the monitor and subsequently dampen the detection tape The Diisocyanates Chemcassette normally yellow becomes transparent when dampened This transparency
39. arm sounds and the instrument relay de energizes Monitoring stops until the instrument is reconnected to AC power via the battery charger and the alarm reset key 11 is pushed If the batteries fail to hold a charge they may need to be replaced Replace only with P N 104403 sealed lead acid battery 12 VDC 2 7 Ah Two batteries are required 5 6 4 Battery Charger 5 11 The supplied battery charger plugs into a standard grounded electrical outlet and the cable connects to the power receptacle 2 After attaching the cable finger tighten the threaded collar to ensure a proper connection When the charger is not connected to the SPM replace and tighten the dust cap to prevent accidental shorting and contamination For proper SPM operation make sure that the charger is connected to a grounded AC power source A Warning Connect the cable to the SPM receptacle before plugging the charger into the AC power receptacle 5 7 Extended Sample Option This option provides a high capacity factory installed pump to allow the SPM to monitor sample points up to 30 meters 100 feet away from the unit The option includes a supply of sample tubing pre cut to the proper 100 foot length The sample tubing is FEP Teflon 1 8 I D x 1 4 O D and the exhaust tubing is 3 16 I D x 1 4 O D Polypropylene 50 feet of exhaust tubing is supplied with this option 5 7 1 Restricted Target Gases Certain target gases carry sample line limita
40. ature of the target chemical 5 10 Remote Reset Option The Remote Reset Option allows remote activation of the SPM alarm reset function This option allows SPM alarms and faults to be reset without local presence at the SPM monitoring site The illustration shows the 14 pin circular connector 3 for standard SPM units Pins E and N provide the two contacts for remote reset On instruments fitted with the Z Purge option see Section 5 2 6 for instructions on interior wiring of remote reset connections 5 14 The customer is to supply the remote device providing a momentary contact closure of at least 0 1 seconds External circuit resistance of 1500 Ohms or less with current rating greater than 3 5 mA See Section 2 4 1 for more information on SPM output connections and relay terminal status 5 11 Two point Operation The 2 x 15 meter 50 foot option allows the SPM to monitor two points each point being 15 meters 50 feet from the SPM An SPM installed with this option will not be able to signal the specific point at which a release has occurred but will indicate that one of the monitoring points is in a gas condition The necessary sample tubing is supplied with this option 50 feet of polypropylene exhaust tubing 3 16 I D x 1 4 O D is included with this option A larger capacity pump is also provided PM Technical Handbook Honeywell SPM Single Point Monitor Warning 1 The sample tubing enclos
41. d to a 15A or 20A circuit breaker 5 2 5 Opening Z Purge Enclosure A Caution Improper disassembly of the SPM enclosure can cause internal tubing to become detached from the sample inlet port 15 and result in loss of monitoring Before starting to connect alarms make sure you understand the correct way to disassemble the enclosure To prevent instrument damage and to guard against possible loss of monitoring never allow the cover 29 to become separated from the collar 30 PM Technical Handbook Honeywell SPM Single Point Monitor Follow these important guidelines in opening up the Z Purge enclosure to make output and alarm connections Make sure electrical power is disconnected If power had previously been on follow the Z purge operation instructions Section 5 2 7 The cover 29 and the collar 30 must always remain connected together During disassembly and reassembly the connection between the cover 29 and the collar 30 must be secured by at least three cover screws 20 To open the hinged collar 30 from the SPM body 31 you must remove the collar fixing screws 22 one at a time Observe that the collar fixing screws 22 are mounted behind the cover screws 20 In order to reach each collar fixing screw 22 you must temporarily remove the cover screw 20 and the retaining ring 21 After removing each collar fixing screw 22 and retaining ring 21 replace each cover screw 20 in order
42. e Under no circumstances should a Chemcassette be used beyond the expiration date Equally important never remove a Chemcassette from its protective packaging until you are ready to install it in your instrument Exposure to light ambient air and body oils may cause the Chemcassette to lose some of its sensitivity For more information on Chemcassette care refer to package instructions Note Chemcassettes may be ordered on a 12 month blanket purchase order fresh Chemcassettes will be shipped on a scheduled basis Consult Honeywell Analytics for details 3 3 3 7 Removing a Used Chemcassette A Warning Never reuse or rewind a used Chemcassette To remove a used Chemcassette open the tape load lever 18 Remove the Chemcassette center retaining screw and pull the empty Chemcassette from the locator post Remove the take up reel 27 slip off the used Chemcassette and discard the tape See Section 1 5 for more information 3 8 Troubleshooting Guide System malfunctions are indicated by Pulsing audio signal Flashing red and green system status LEDs 9 and 12 Flashing relay disable LED 13 De energized fail safe instrument alarm relay See Section 4 7 for fault code information Note The relay disable LED 13 does not flash for the open tape load lever fault see Section 1 8 2 If the system fails to activate following installation you will need to verify power connection
43. e SPM The most common response back to the instrument is an ACK ACK stands for ACKnowledge Your equipment sends it back to tell the SPM that the packet is ok If however the check character did not match you may elect to send back a NAK which stands for NegAtive acKnowledge A NAK indicates that a data packet has been received but the check character did not match with the packet data The SPM will then re send the packet to your equipment An ACK packet would be all HEX 4C 04 20 90 4C 4 20 90 0 A 4 Normal Analysis Messages In MONITOR Mode the SPM will send gas concentration and alarm data This data will be sent at the completion of the current analysis cycle Each packet of gas concentration information will contain an alarm flag When this flag is zero there is no alarm for this current packet of data that is this point does not have a gas concentration in excess of either alarm set points In addition it will send the time weighted average TWA information calibration information and other data The SPM will also send out any faults and other warnings as appropriate Errors and Faults All errors and faults the SPM detects are sent out the remote device communication port This includes all levels warnings errors or faults Commands Your SPM will send any one of a number of commands to your equipment These commands are detailed in Table A 4 They are listed by both the command number and
44. e the sampled gas concentration Section 1 7 5 shows the SPM alarms and signals for each level of alarm simulation 1 7 5 Alarm Simulation Reporting Green Red System System Alarm Audio Status Status LED 16 Signal Display 19 LED 9 LED 12 Sub Steady Concentration below alarm On En 9n alarm level 1 Steady Steady Concentration just Alarmi a On LI On on above level 1 Concentration between Alarm 2 Steady Off Flashing On alarm level 2 and full On Fast scale Above Steady off Flashing On 2X4 ppb ppm above Scale On Fast full scale Notes 1 Press the alarm reset key 11 to reset all alarm indicators 2 In actual gas condition the display 19 will show last sampled concentration In simulated gas condition the display 19 will normally reset to O unless a concentration is detected 3 When the unit is above scale the display 19 will show xxx ppb ppm e g AsH above full scale is 150 ppb CI2 above full scale is 1 50 ppm 1 4 1 8 Verifying System Response The verification routine checks the operating condition of the SPM optical system through use of the optical test card supplied with the instrument The instrument must be in Monitor Mode to start this test and if the unit has the ChemKey option the ChemKey must be installed and turned on Perform the verification routine as follows 1 Open the tape load lever 18 Remove the Chemcassette
45. ed with your SPM must not be altered in any way This option is intended for ambient monitoring only Sampling at two points with different pressures should not be done 2 The Two point Option only applies for target gases that allow 50 feet of sample line See Section 4 10 for information on sample line limitations 5 11 1 Installation The two pieces of 15 meter 50 foot tubing must be installed by inserting the end of the tubing into the fitting and tightening with an adjustable wrench as shown Route the tubing to your monitoring points DO NOT CUT OR SHORTEN TUBING Excess tubing can be coiled to take up any slack Make sure that there are no kinks or sharp bends in the tubing 5 11 2 Operation The operation of the 2 point SPM is the same as a basic SPM with the exception of longer sample lines and a diluted concentration The SPM draws the sample from two points lf a release occurs at one point the other point may still draw a clean sample The mixing of a clean sample and an actual release will form a diluted sample The concentration that appears on the SPM display will indicate a combined diluted concentration No attempts have been made to correct for this dilution since the ratio of a clean sample versus an actual release can vary 5 15 5 12 Non latching Alarm Option The non latching alarm option will automatically reset any gas alarm when the current concentration has dropped below the Al
46. equential monitoring the flag may be 0 Concentration only Alarm Flag 1 1 Level 1 Alarm 2 Level 2 Alarm 3 Concentration gt full scale Concentration 2 16 bit binary value 0 65 535 indicating the computed concentration Current Loop Drive 1 Proportional drive that may be on the 4 20mA current loop Year 7 Month 4 Day 5 Date 2 Year is based from 1980 1989 would be 89 80 9 9 0001001 Fault Number 4 A number indicating a specific type of fault Consult SPM manual for fault codes Top bit indicates ppm or ppb 1 ppm The remaining 7 bits indicate decimal Format Code 1 position Therefore a parameter of Hex 81 1000 0001 would have concentration indicated as xx x ppm Honeywell Gas No 1 Defines gas being monitored Revision Major Minor 1 Software revision level of the SPM EPROM installed in the instrument SPM Serial Number 2 Serial number of the SPM instrument Time 2 Hours 5 Minutes 6 Seconds 2 5 TWA Time Weighted Average 2 5 binary value 0 to 65 535 representing the 8 hour TWA concentration PM Technical Handbook Table A 8 SPM Protocol Command Parameter Format 7 Honeywell SPM Single Point Monitor A 5 Glossary This manual will be using the following terms when describing the SPM protocol to you BYTE refers to a collection of 8 bits or pieces of information A BYTE refers to this information as a single thing or quantity COMMUNICATION refers to the act or process of passing digital i
47. et alarm levels 1 and 2 for the target gas 5 4 5 Family Chemcassettes 5 8 Gas families such as Hydrides Mineral Acids Diisocyanates and Hydrazines use one type of Chemcassette per family However for target gases within these families you must use a ChemKey specific to the target gas 5 4 6 Sample Lines Different target gases may have different limitations on length of sample line and use of particulate filters See Sections 4 10 and 4 11 for more information A Warning When converting the SPM using the ChemKey option make sure sample line limitations for the new target gas are followed 5 4 7 ChemKey Operation With the proper ChemKey and Chemcassette in place start monitoring by turning on the ChemKey one quarter turn and by turning on the main power switch 8 At start up the SPM display will show the name of the gas programmed alarm levels and the appropriate Chemcassette to use Observe this display information as a check on the correct match with the ChemKey and Chemcassette Following this start up display the SPM monitors as normal 5 4 8 Changing Gases To change from one ChemKey gas to another Switch off main power control 8 Turn ChemKey counterclockwise and remove Remove old Chemcassette Clean all tape transport surfaces with methanol using a small rag or cotton swab Fons PM Technical Handbook Honeywell SPM Single Point Monitor 5 Install new Chemcassette 6 C
48. ette Detection System Alarm Indications Audio and visual alarms SPDT relay contacts Voltage 100 VAC to 240 VAC 50 60 Hz 10 Line powered units voltage specific chargers supplied with battery backup and portable units Voltage battery unit 12 VDC O 5 4 Ah Power 15 Watts for base unit Fitted options may change power requirements Consult Honeywell Analytics Power battery unit 12 VDC O 4A Installation Category Il overvoltage Fuse Type 5 x 20 mm slo blo Fuse Rating Fuse rating may vary depending upon fitted options See label next to fuse holder on front panel Relay Rating 120 VAC 10A 240 VAC 5A 48 VDC 5A Analog Output Isolated 4 20 mA Maximum load 850 ohms Nominal Dimensions 30 5 x 30 5 x 17 8 cm 12 H x 12 W x 77 D Actual dimensions depend on fitted options Weight 6 8 kg 15 pounds to 11 4 kg 25 pounds Weight will vary depending on fitted options Operating 0 to 40 C 32 to 104 F Temperature Range Temperature compensating options available Maximum sample draw against vacuum 1 in Hg PM Technical Handbook Honeywell SPM Single Point Monitor 4 2 4 20 mA Output Signal The 4 20 mA output on the SPM is always active during monitoring It is updated at the end of each analysis period as a result the signal sent to the strip chart recorder or other equipment is delayed by one analysis period The 4 20 mA out
49. ft ij Hydrogen lodide no filter Nitric Acid x x 1 meter 3 ft Not approved Sulfuric Acid X X Ammonia ED Bromine Px x Chlorine X X Chlorine low xXx X Dimethyl Amine Kex x 3 meters 10 ft 30 meters 100 ft Tetrakis Titanium TDMAT X X Hydrides AsH3 PH3 SiH4 B2H6 H2Se GeH4 TBA TBP X Hydrogen Chloride X X Hydrogen Cyanide x Hydrogen Fluoride X X PM Technical Handbook 4 11 Honeywell SPM Single Point Monitor Maximum Sample Line m M Target Gas san ica Filter Filter Filter Standard SPM Type A Type B Type C Sample Option Hydrogen Sulfide X Hydrogen Sulfide dry o qe Hydrogen Sulfide low X Nitrogen Dioxide 3 meters 10 ft 30 meters 100 ft X X Ozone no filter Phosgene X Sulfur Dioxide x x Fluorine X X Fluorine Low Level 3 meters 10 ft 6 meters 20 ft X X Boron Trifluoride X X The Teflon membrane particulate filter assembly P N 1830 0055 reguires replacing this filters membrane P N 0235 1072 every 30 days Hydrogen Bromide and Hydrogen lodide are very water soluble A high relative humidity RH will cause sample loss due to absorption onto the sample lines For these gases use the table below as a guide to determine the maximum sample length Listing for current SO ppm calibration is the same for SO ppb calibration Note When monitoring for gases usi
50. gen gas may be used for purge supply instead of compressed air The compressor source of purge air is to be physically located in a non hazardous area The air supply lines from the compressor to the SPM should be made of a non combustible material See NFPA 496 1993 for additional information on purge supply PM Technical Handbook 5 3 Honeywell SPM Single Point Monitor Legend 15 Sample inlet port 52 20 Cover screw 53 21 Retaining ring 54 22 Collar fixing screw 55 50 Purge gas inlet regulator 56 51 Exhaust port 57 58 Atmospheric reference port Purge outlet valve Purge pressure gauge Override switch Explosion proof switch Cable conduit Pressure relief valve 5 2 4 Electrical Connection The Z Purge enclosure incorporates an explosion proof keyed power switch The approved method of connecting electrical power to this switch is through explosion proof lt electrical conduit pipe with tapered pipe threads and all seals at all junctions See diagram for proper wire connections including the portions that are pre wired by Honeywell Analytics Conduit wiring should be 14 AWG minimum and connecte
51. has been designed to support multiple devices from its port if required The 9 pin connector marked as RS 422 OUTPUT is the connector you use Often it is referred to as a port or as the communication port Itis a DB 9F form Table A 1 lists the signals that are available at the Network Interface connector A 2 Standard SPM Z Purge SPM TGMS DD 6 Transmit LF 8 8 Receive Ga 9 9 Receive Table A 1 Output Signals A 1 3 Instrument Port Configuration The port is configured to be bi directional and will result in the instrument periodically polling the user s equipment In this mode the SPM expects the user s equipment to be on line and active at all times That is your equipment must accept and respond to each SPM command This polling is the user s opportunity to give an instruction or command to the SPM A 1 4 Communication Port Timeout The SPM allows the user s equipment to issue a response back to the SPM for each communication that occurs After each query the SPM waits for one second for the response This period is known as a time out period If your equipment fails to send an acknowledgement of some form to the SPM within this time out period the SPM will ignore all further communications sent to it until the SPM institutes another transmission Note The SPM will perform one re transmission of the data If the SPM is configured to insure communications at regular i
52. heck new target gas against information in Section 4 10 Sample Line Limitations and Section 4 11 Particulate Filter 7 Insert new ChemKey turn clockwise switch main power switch on 8 and observe digital display 19 for gas information 5 4 9 ChemKey Faults In the case of an operating failure or fault with the ChemKey the display 19 reads FAULT 11 This fault is specific to the ChemKey system and could indicate one of several possible conditions The ChemKey may not be turned on i e still vertical instead of horizontal The key might be missing or not fully inserted The ChemKey memory may be defective If after checking the ChemKey position and determining that it is properly inserted turned on and labeled SPM either the key is defective or there are internal circuit problems Contact Honeywell Analytics Service for assistance 5 5 RS 422 Option The RS 422 option includes an internal clock and calendar See Section 5 5 4 for instructions on setting date and time 5 5 1 Z Purge SPM Connection 5 9 On instruments fitted with both the Z Purge and RS 422 options the RS 422 connection is made through a nine pin male D subconnector located inside the SPM enclosure See Sections 5 2 5 and 5 2 6 for connection instructions 5 5 2 Pin Designations The chart and illustrations show SPM pin designations for both standard SPM units and for Z Purge units For Z Purge systems the numbered connector
53. ience Valley 1 187 10 Guro Dong Guro Gu Seoul 152 050 Korea Tel 82 2 2025 0300 Fax 82 2 2025 0329 analytics ap honeywell com Please Note While every effort has been made to ensure accuracy in this publication no responsibility can be accepted for errors or omissions Data may change as well as legislation and you are strongly advised to obtain copies of the most recently issued regulations standards and guidelines This publication is not intended to form the basis of a contract Honeywell 970889 Rev 10 January 2011 O 2011 Honeywell Analytics
54. is port This port also allows your equipment to monitor what the SPM instrument is actually doing from a remote area This port is designed to be bi directional that is it will both send and receive data PM Technical Handbook Honeywell SPM Single Point Monitor The SPM instrument s communication port is indicated by a label RS 422 output The signals that are present on the connector conform to RS 422 specifications The pin out designations may be found in Section Your SPM will communicate at baud rate of 9600 baud sometimes specified as 9 6k baud This is a fixed value and cannot be changed or adjusted by the user The SPM uses 8 bits per character with one 1 stop bit and NO parity The SPM protocol has been designed to be flexible and efficient The protocol is a byte wise protocol It communicates information by transferring bytes of data back and forth between the instrument and your computer equipment A group of bytes is referred to as a packet The communication port in the SPM can only exchange one piece of information at a time The SPM will only accept a packet after it has sent a packet It will ignore any packet that your equipment sends that is not in response to an SPM packet The SPM protocol is also used by the available compliment of remote devices for the SPM For example the TGM Toxic Gas Monitoring System uses the SPM remote device communication port Additionally the SPM protocol
55. is viewed by the monitor s optics and can result in low but false ppb readings in moist air even though the typical reddish pink reaction stain will be absent An optional optics modification to accommodate this moisture effect is available through Honeywell Analytics Service Department It consists of a white porous frit which is fitted in the nose piece behind the Chemcassette and optics block With this modification the optics no longer see through a moist tape and false positives are eliminated Because the frit is porous proper flow rates are still maintained as are accurate repeatable readings in the presence of diisocyanates A Caution SPM units will not detect gas if no tape is present Therefore you must be aware of the amount of tape on the supply reel s An end of tape condition will no longer be detectable by the modified optics since the frit simulates the presence of tape in the optics even when no tape is present Since there is no end of tape fault you must be aware of the 5 16 Honeywell SPM Single Point Monitor amount of tape on your instrument s supply reel Visual observation of the Chemcassette supply is required If high humidities are causing false ppb readings with your SPM monitor contact Honeywell Analytics Service Department to arrange for the optics modification to be installed Request P N 870708 for the SPM PM Technical Handbook 5 17 PM Technical Handbook Honeywell SP
56. lt 17 will be generated indicating that there are no leaks between the sampling point and SPM 1 8 1 Improper System Response If the system is not operating properly the audible alarm will signal two times and the red system status LED 12 will light If this occurs open tape load lever 18 press alarm reset 11 ensure that the colored chips on the test card are clean and repeat the verification procedure If the system still indicates a malfunction contact Honeywell Analytics Service for assistance 1 8 2 Open Tape Load Lever Fault An internal timer is activated when you open the tape load lever 18 for the verification routine If the lever is not closed within two minutes the red system status LED 12 will flash audible alarm will sound green system status LED 9 also flashes e SPM display will show FAULT 25 instrument fault relay is activated de energized 1 5 Do not confuse this two minute alarm with the proper response to the verification routine To prevent the two minute alarm do not leave the tape load lever 18 open for more than two minutes Note The two minute alarm will also activate during Chemcassette replacement if the tape load lever 18 is left open for more than two minutes 1 9 Gas Concentration Conditions Section 1 9 1 shows the SPM status reports of four actual gas concentrations Press alarm reset 11 to return all alarms and relay contacts back to their
57. mple and Exhaust Lines eene 2 3 ES NT MS AA 2 3 2 Z Paricul te do T A 2 3 Pa ACE OORIDDIDO LS VS ee saos a ene tla cd acta 2 3 2 34 Hydrogen Sulfide H S Scrubber Finer uiia v er tne iibi 2 4 SPM Technical Handbook TOC 1 Honeywell SPM Single Point Monitor 3 Maintenance 3 1 Routine Maintenance Schedule eene 3 2 3 2 Chemcassette Replacement eese 3 2 3 3 Verify System Response aka 3 2 3 4 Replacing Internal Filters ANA AA 3 2 3 9 Replacing the FUSO AGA i 3 3 3 6 Caring Tor Ghemeass ties si 3 3 3 7 Removing a Used Chemcassette umsmzassm0xsnnmmxasnnanssnnaaasnnsassunaaan0saaunoana 3 4 3 8 Troubleshooting Guilde ite s an oks ana s ns 3 4 4 Specifications 4 1 General Instrument Specifications eere 4 2 4 2 4 20 mA Output Signal aanak 4 2 4 3 Verifying the 4 20 mA Output Signal eene 4 2 4 4 Output Signals aaa GAGANA AA 4 8 4 5 Status Indicalots A n dade RE XE EIE 4 6 4 6 Display Messages a g s 4 6 4 7 Fault CODES A a e 4 6 2 14 Particulate Filters BAN ms 4 11 5 Options 5 1 AccuPulse Dilution System AA AA 5 2 SPM Technical Handbook TOC 2 Honeywell SPM Single Point Monitor
58. n ev mn coo toe wm Mineral Acids Boron Trifluoride BF Low Level Boron Trifluoride XP BF tppm O5ppm 1 0ppm 60 1750 9310 Boron Trifluoride XP BF Low Level 1000ppb 502pb 769ppb 120 17509310 Hydrogen Bromide HB7 Hydrogen Bromide XP HBr 2ppm 1 0ppm 2 0ppm 30 17509310 Hydrogen Bromide XP HBr Low Level 2000ppb 251ppb 502ppb 120 1750 9310 Hydrogen Chloride HCI Hydrogen Chloride HCI Low Level Hydrogen Chloride XP HCI 2ppm t 0ppm 2 0ppm 15 17509310 Hydrogen Chloride XP HCI Low Level 2000ppb 101 ppb 200ppb 240 1750 9310 Hydrogen Furio HF Hydrogen Fluoride XP HF 05ppm 1 0ppm 2 0ppm 30 17509310 Hydrogen Fluoride XP HF Low Level 500 ppb 250 ppb 500 ppb 300 1750 9310 Note Due to U S Government regulations this range may be subject to restrictions requiring special licensing for certain countries outside North America Contact HA for eligibility information Available in ChemKey only Hydrogen lodide HI 3pm 6pm 15 705505 700337 Nitric Acid HNO 705505 700337 Sulfuric Acid H SO 50 ppb 125 ppb 250 ppb 120 705505 700337 PM Technical Handbook 4 9 Honeywell SPM Single Point Monitor TLV Default Default Sample Chemcassette Part Number Threshold Alarm Alarm Time Gas Name Limit Value Level 1 Level 2 sec SP EP XPS Oxidizers Bromine Br 100
59. nformation between two points DATA refers to the information that is transferred between the SPM and your equipment DATA refers to the information contained within a packet whether it be concentration date or some other piece of information EQUIPMENT refers to the equipment that you plan to use to communicate with the SPM HANDSHAKE refers to the process of acknowledging a communication has been received The SPM uses ACK NAK responses INSTRUMENT refers to the SPM instrument with which you intend to interface or communicate PACKET refers to the block of information that is passed between the instrument and your equipment A PACKET is made from many bytes of information PROTOCOL refers to the manner in which the data is transferred and the format used to transfer the data The SPM PROTOCOL refers to the PACKET of BYTES the SPM recognizes TIME OUT refers to the maximum amount of time that SPM instrument allows for the equipment to respond to a packet sent from the instrument If the time period is exceeded then the SPM will ignore any additional responses to it The SPM will not go into a fault condition or fault state The SPM will not deactivate the communication port but rather will transmit more data when it is appropriate PM Technical Handbook A 8 Honeywell SPM Single Point Monitor B Warranty Statement PM Technical Handbook B 1 Honeywell SPM Single Point Monitor Chemcassette Device Warranty Stateme
60. ng low level calibrations additional sample line restrictions may apply Consult Honeywell Analytics A Caution Acid scrubbing filters P N 710235 are not to be used with SPM sample lines Maximum Sample Length Gas nia with extended sample Sample i option Hydrogen Bromide lt 40 100 ft 30 m or Hydrogen lodide 40 60 20 ft 6 m 4 12 PM Technical Handbook Honeywell SPM Single Point Monitor 5 Options PM Technical Handbook 5 1 5 1 AccuPulse Dilution System The heart of the AccuPulse Dilution System is a Teflon 3 way solenoid valve with millisecond speed of response The incoming sample gas is drawn through the normally closed port a diluent source is drawn through the normally open port and the diluted sample is available at the common port for sampling by the SPM The AccuPulse system operates on a gas dilution ratio which causes the SPM to analyze only a fraction of the actual gas concentration The instrument software contains a multiplier which corrects for this dilution and allows the front panel display to report the proper concentration of the gas being admitted through the sample tube The dilution ratio is factory set The alarm levels are factory set in accordance with the calibration of the instrument and typically correspond to 1 2 TLV and TLV with both values being multiplied by the dilution factor 5 1 1 AccuPulse Installation Attach 1 8 I D x 1 4 O D Teflon s
61. normal state If the concentration condition has not been corrected the instrument will revert to the alarm state during the next sample period 1 9 1 Gas Condition Reporting Green Red System System Alarm Audio 8 Status Status LED 16 Signal Display 19 LED 9 LED 12 Sub Steady OK Off OK Actual l alarm On Concentration Steady Steady Actual Alarm On em On Chi Concentration Steady Flashing Actual Aam On on Fast On Concentration Above Steady Flashing Seale On Off Fast On xxx ppb ppm Notes 1 Press alarm reset 11 to reset all alarm indicators 2 In actual gas condition the display will PM Technical Handbook Honeywell SPM Single Point Monitor show last sampled concentration In simulated gas condition the display will normally reset to 0 and the 4 20 mA output returns to 4 mA at the end of the sample period unless a concentration is detected 3 When unit detects an above full scale condition the display will show xxx ppb ppm e g AsH above full scale is 150 ppb CI2 above full scale is 1 50 ppm 1 10 Instrument Fault Condition The SPM reports an instrument fault condition with flashing red and green system status LEDs 9 and 12 flashing relay disable LED 13 and an intermittent audio signal Note The relay disable LED 13 does not flash for the open tape load lever fault See Section 1 8 2 The instrument fault relay will be activated and
62. nt All products are designed and manufactured to the latest internationally recognized standards by Honeywell Analytics under a Quality Management System that is certified to ISO 9001 As such this instrument including the pump is warranted under proper use to the original end user purchaser against any defects in materials or workmanship related failures for a period of 12 months from the date of first turn on or 18 months from delivery from Honeywell Analytics to the customer whichever is less Separate warranty conditions apply to the sensor cartridges limited as indicated below During this period Honeywell Analytics will repair or replace defective parts on an exchange basis F O B to approved service centers on a global basis This warranty does not cover damage caused by accident abuse abnormal operating conditions or extreme poisoning of the sensor cartridge Defective equipment must be returned to Honeywell Analytics for repair Before returning materials for repair or replacement the Customer must obtain a Service Event Number SE by contacting Honeywell Analytics Service in advance include a detailed report stating the nature of the defect and ship the equipment prepaid to Honeywell Analytics factory If no detail report is included Honeywell Analytics reserves the right to charge an investigative fee prices available upon request before any repair or replacement is performed Returned goods must detail the Se
63. nt panel to override position horizontal Turn on main power at explosion proof switch 56 7 Atthis point the purge flow may be turned off via the purge gas inlet regulator 50 adjustment Note Upon completion of maintenance service the following steps must be performed 8 Turn off main power 56 return override switch 55 to the on position vertical and close cabinet 9 Verify that the purge outlet valve 53 is still open Readjust the purge gas inlet regulator 50 to achieve 28 SCFH 13 2 LPM Purge at this rate for a minimum of five minutes to allow a minimum of four enclosure volumes of purge gas to flow through unit 10 To conserve purge gas adjust purge gas inlet regulator 50 two turns counterclockwise Very slowly close purge outlet valve 53 and simultaneously adjust purge gas inlet regulator 50 until purge pressure gauge 54 indicates 0 5 1 0 inches of water column 11 Turn on main power at explosion proof switch 56 Note Should there be a loss of enclosure pressure the safety interlock switch will disconnect power to the instrument Before restoring pressure to the enclosure shut off main power via explosion proof switch 56 Purge and restart the instrument as instructed in steps 9 through 11 5 2 8 Z Purge Troubleshooting Carefully follow all of the steps of the installation proce dure The SPM should be fully operational If however after completing the steps the ins
64. ntervals and if it has been more than three seconds since the last packet was sent than the SPM will send a No Operation NOP packet PM Technical Handbook Honeywell SPM Single Point Monitor A 1 5 Protocol Specifics Data and Packets A byte is a piece of data It is a way to indicate information It is composed of 8 bits of information A bit is the smallest possible piece of information There can only be two possible values for a bit 1 or O true or false A byte can have a numeric value of anything between O and 255 The number may be interpreted in a manner other than a number for example as a letter Bytes are often represented as hexadecimal or base 16 numbers In hexadecimal the values 10 through 15 are represented by the letters A through F For example 13 is represented by OD in hexadecimal and 27 is represented by 1B Using ASCII characters where HEX 65 HEX 41 was the letter A HEX 66 HEX 42 was the letter B HEX 67 HEX 43 was a C and so on a message could be written as these numbers and each number would be a byte For example to say BAD would be 66 65 68 HEX 42 41 44 The collection of the above three bytes which made our message may be referred to as a packet as these bytes are always associated with each other Just as all words are not the same length number of letters packets may vary in length One way to denote the size of the words is to put the number
65. o take up any slack 7 Install the Chemcassette center retaining screw 8 Close the tape load lever 18 The SPM will automatically begin monitoring PM Technical Handbook Honeywell SPM Single Point Monitor 1 6 Monitoring The SPM is monitoring whenever a Chemcassette 4 is in place the tape load lever 18 is closed and the power switch 8 on The green system status LED 9 will also be lighted 1 7 Simulating Gas Conditions The SPM allows two different electronic simulations of gas conditions a gross alarm simulation Section 1 7 2 and a full alarm simulation Section 1 7 3 1 7 1 Alarm Relays Gross alarm simulation and full alarm simulation will activate the alarm relays All external devices connected to the alarm relays will be triggered To disable relays press the relay disable key 14 The relay disable LED 13 will be lighted whenever the alarm relay contacts have been disabled 1 7 2 Gross Alarm Simulation To make a gross alarm simulation press the alarm test key 10 This test activates the audible alarm and lights the alarm lamp 16 Unless the relay disable key 14 has been pressed the gross alarm simulation energizes the alarm relay contacts The 4 20 mA output does not change To reset the alarm press the alarm reset key 11 1 3 1 7 3 Full Alarm Simulation A full alarm simulation duplicates the SPM response to four gas conditions e Sub alarm Concentration e Above Al
66. on value Approximate Chemcassette replacement intervals with no target gas present Update the 4 20 mA signal SP Size 2 weeks Produce a RS 422 data packet optional EP Size 30 days When concentration is gt full scale response time is shortened in XPS Size 90 days proportion to the concentration PM Technical Handbook 4 10 Honeywell SPM Single Point Monitor 4 10 Sample Line Limitations 4 11 Particulate Filters Certain target gases carry sample line restrictions Note that For dusty conditions particulate filters may be installed on the limits are maximums shorter sample lines are acceptable sample lines for certain gases For noncorrosive gases use Sample line material must be 1 8 I D x 1 4 O D FEP Teflon particulate filter type A P N 780248 Replace this filter every P N 102599 six months For corrosive gases use filter type B P N 1830 0055 or type C P N 1991 0147 Refer to the table below for specific gases Maximum Sample Line Filter Filter Filter Target Gas SPM with Extended Type A Type B Type C Standard SPM Sample Option yp yp yp Aromatic Amines PPD MDA TDA no filter Diisocyanates 15 cm 6 in Not approved no filter Hydrazines N H N H low MMH MMH low UDMH no filter n Butyl Amine 3 meters 10 ft 8 meters 25 ft X Chlorine Dioxide X X 3 meters 10 ft 15 meters 50 ft ES Hydrogen Peroxide no filter Hydrogen Bromide X X i 3 meters 10
67. ppb 50ppb 100pp 60 Tiist 70033 Chlorine C Lospom 025ppm os ppm 00 ron Chlorine 1 C ospom 025ppm o5pom 15 704007 Chlorine Cl Chlorine Ci Low Level 0 5ppm 10ppb 20ppb 600 704007 1740 9308 Chlorine Dis CO Fluorine F Fluorine F Low Level Hydrogen Peroxide H 0 Nitrogen Dioxide NO Nirogen Diode NO Nirogen Dioxide NO Ozone 0 ops sop Hooppp w rose Phosgene COGI TaN Sulur Diode 90 2pm tppm 20m s 708015 Su Diode SO 250 pob 25 nb 250 ppb 60 zosoer 700650 Other alarm levels can be made available consult Honeywell Analytics Nitrogen Dioxide using Chlorine IIT Chemcassette XPS Chemcassette requires the appropriate calibration 5 Nitrogen Dioxide using Fluorine Oxidizer Chemcassette Consult Honeywell Analytics for alarm levels Earlier SO calibration listed ppm uses the Sulfur Dioxide Chemcassette not Sulfur Dioxide low level Chemcassette A Caution Gas concentrations below the full scale of the measuring Example range will not be reported until after the sample time Ammonia Full scale 75 ppm Response time 15 sec duration has completed For measured values above the measuring range an alarm will be issued immediately 20 ppm 75 ppm 150 ppm 300 ppm Notes Sample time in the table above represents the time required to Detect lt full scale gas concentration Calculate and display concentrati
68. ppb 20ppb 40 ppb 60 ppb Output signal at LDL level concentrations of most gases is 4 56 mA Gases marked with an asterisk have different LDL output signals as noted in Table 4 1 Lower Detection Limit Earlier SO2 calibration listed ppm uses the Sulfur Dioxide Chemcassette not Sulfur Dioxide low level Chemcassette PM Technical Handbook 4 5 Table 4 1 mA Output for LDL Honeywell SPM Single Point Monitor 4 6 Display Messages Gas mA at LDL Gas mA at LDL DMA Low 425 GeH XPS 7 76 Status Display DMA 5 07 H Se 6 13 Normal Monitoring Actual concentration in ppm parts per million or ppb y b n parts per billion When unit detects an above full MDA 4 82 H Se XPS 6 13 scale condition the display will show xxx ppx e g TDA 5 07 SbH 5 07 AsH3 above full scale is 150 ppb CI2 reading above TDMAT 5 07 TBA 5 63 full scale is 3 0 ppm HDI 4 25 TBA XPS 5 63 Verify Mode VERIFY NH 5 07 TBP 5 63 Instrument Fault FAULT along with two digit code see Section 4 7 for MMH Low 5 63 TBP XPS 5 63 codes and corresponding faults or errors UDMH Low 6 70 H S Low 419 Alarm Simulation See Section 1 7 5 for displayed information k AsH i HCI L 4 SH 4 7 Fault Codes AsH XPS 5 07 HF 5 07 BH 5 63 Cl Low XPS 5 07 Instrument Fault or Error BF Low 5 07 O 5 63 Message FAULT
69. put is held at the last reported concentration value until it is updated at the end of the next sample period even if an alarm condition has been reset This provides a more accurate calculation of time weighted averages The 4 20 mA output is an isolated linear signal with 4 0 mA representing a concentration value of O and 20 0 mA representing a full scale concentration generally three times TLV 4 3 Verifying the 4 20 mA Output Signal To verify a proper 4 20 mA signal perform the response verification procedure as explained in Section 1 8 A successful response test will generate an analog signal ranging from 10 1 to 13 2 mA If the output is not within these limits check the following 1 Check the integrity of all connections 2 Check that the analog device is set for the proper range 3 Check that the impedance of the analog device does not exceed 850 ohms If the problem still exists consult Honeywell Analytics Note Pressing the alarm test key 10 will not cause the 4 20 mA output to change See Section 1 7 3 for information on how the 4 20 mA responds 4 2 Honeywell SPM Single Point Monitor 4 4 Output Signals PA Zero LDL 14 67 Full Scale Gas Calibration 4 0 mA 4 56 mA 9 33 mA mA 20 0 mA Ammonia NH Oppm 2 6ppm 25 0ppm 50 0 ppm 75 0 ppm Ammonia XP NH Oppm 1 5ppm 25 0ppm 50 0 ppm 75 0 ppm Arsine AsH 0 ppb 15 ppb 50 ppb 100 ppb
70. remainder of the unexpired portion of the original warranty period Honeywell Analytics is released from all obligations under its warranty in the event repairs or modifications are made by persons other than its own authorized personnel unless such work is authorized in writing by Honeywell Analytics Honeywell Analytics is released from all obligations under its warranty in the event that detection substrates other than Honeywell Analytics Chemcassettes have been installed and used B 2 in Honeywell Analytics instruments Honeywell Analytics reserves the right to change this policy at any time Contact Honeywell Analytics for the most current warranty information Chemcassette Warranty All Chemcassettes are warranted for a period not to exceed the Chemcassette expiration date printed on each package and tape reel PM Technical Handbook B 3 Honeywell SPM Single Point Monitor Find out more www honeywellanalytics com Americas Honeywell Analytics 405 Barclay Boulevard Lincolnshire IL 60069 Tel 1 847 955 8200 Toll free 1 800 538 0363 Fax 1 847 955 8208 detectgas honeywell com Europe Middle East and Africa Life Safety Distribution AG Wilstrasse 11 011 CH 8610 Uster Switzerland Tel 41 0 1 943 4300 Fax 41 0 1 943 4398 gasdetection honeywell com Technical Services ha global service honeywell com www honeywell com Asia Pacific Honeywell Analytics 508 Kolon Sc
71. rvice Event Number SE clearly on the package Service in the field or at the customer s premises is not covered under these warranty terms Time and travel expenses for on site warranty services will be PM Technical Handbook charged at Honeywell Analytics normal billing rates Contact your Honeywell Analytics representative for information on available Service Contracts Honeywell Analytics shall not be liable for any loss or damage whatsoever or howsoever occasioned which may be a direct or indirect result of the use or operation of the Contract Goods by the Buyer or any Party This warranty covers the gas detector and parts sold to the Buyer only by authorized distributors dealers and representatives as appointed by Honeywell Analytics This warranty does not cover defects attributable to improper installation repair by an unauthorized person or the use of unauthorized accessories parts on the product A warranty claim will only be accepted if a proof of purchase is submitted and all conditions obtained within this Warranty are met Honeywell Analytics reserves the right to validate any warranty claim prior to processing Upon acceptance of a warranty claim Honeywell Analytics will repair or replace the defective product free of charge The initial warranty period is not extended by virtue of any works carried out there after Instruments which have been repaired or replaced during the warranty period are warranted for the
72. s are directly matched Both portions of the connector are provided A Caution Be careful when soldering cable to connectors Improper solder joints and or solder splashes will cause communication errors and possible damage to the system At Standard SPM At Z Purge SPM Internal 5 5 3 General System Wiring Wiring locations should be identified and wired per local electrical code before attaching connectors to the cables The RS 422 standard recommends shielded 24 AWG copper conductor or twisted telephone cable with a shunt capacitance of less than 16 pF per foot A Caution PM Technical Handbook Honeywell SPM Single Point Monitor Secure all housings to the interface connectors using the clamping screws provided on the housing Use of the clamping screws will prevent accidental disconnection IEM D 6 Transmit F 8 Receive a 9 Receive 5 5 4 How to Set Date and Time The internal clock calendar is factory set for Central Standard Time Time is displayed in 24 hour format and leap year is automatically updated 1 Make sure main power switch 8 is on 2 Open tape load lever 18 3 The digital display 19 will show either AC LINE for line systems or BATTERY CONDITION for battery backup portable systems 4 Press and hold alarm test key 10 until the date shows on the display The format is MM DD YY The field that is blinking is to be changed Press alarm reset 11 to
73. s supplies FEP grade Teflon tubing with all new instruments This tubing is manufactured to our own strict specifications and has been purged of all by products of the manufacturing process On occasion users have supplied their own tubing Should you choose to use your own tubing be advised that some brands of FEP tubing off gas small amounts of HF which can be detected on startup by MDA Scientific instruments configured for detecting mineral acids gases HBr HCl HF NF Before enabling building alarm systems make certain that 1 you have installed the correct Chemcassette and 2 your instrument reads zero A Warning Line lengths are limited for some target gases See Section 4 10 for more information A Warning Use only 1 8 I D x 1 4 O D FEP Teflon for sample lines P N 102599 Other non FEP Teflon sample line may absorb the target gases causing incorrect concentrations readings 2 3 1 Sample Line A Warning On older units without sample fitting retainer ring a second wrench must be used to hold the base of fitting stationary during loosening and tightening PM Technical Handbook Honeywell SPM Single Point Monitor Insert the sample tubing into the sample inlet fitting 15 To insert tubing 1 Loosen the sample fitting by turning the fitting counterclockwise 2 Insert tubing until the tubing is firmly seated against the fitting body 3 Tighten the fitting by turning the fitting clockwise
74. screws 22 and reassemble the enclosure Make sure that the cover 29 and collar 30 stay connected throughout the entire procedure and that the connection is always secured with at least three cover screws 20 separated from the collar 30 A Warning High voltage present on Line Powered units Follow these important guidelines should it ever be necessary to open up the SPM enclosure PM Technical Handbook Make sure electrical power is removed The cover 29 and the collar 30 must always remain connected to each other During disassembly and reassembly the connection between the cover 29 and the collar 30 must be secured by at least three cover screws 20 To open the hinged collar 30 from the SPM body 31 you must remove the collar fixing screws 22 one at a time 2 5 A Caution Check all wiring harnesses and tubing lines to make sure they are not pinched when the door is closed Honeywell SPM Single Point Monitor 3 Maintenance Midas Technical Handbook 3 1 3 1 Routine Maintenance Schedule Three items of routine maintenance apply to all systems e Replacing Chemcassettes e Verifying system response Replacing the three internal filters annually If there are external sample line filters replace filters as indicated in Section 4 11 3 2 Chemcassette Replacement With no target gas present the SP size Chemcassettes require replacement every two weeks EP size Chemcassettes
75. sist d mas as ks e jas A 3 Data and POCO AA AA A AA AA A 3 Check Character LA AA A 4 Aiva Pi Mats a CP AN A 4 GE e si ais ooa nic rne A 5 A2 b Packet Form ts 2 AA nm dit A 6 A 4 SPM Protocol Command Parameter Format eene A 7 A AA A 8 SPM Technical Handbook TOC 4 Honeywell SPM Single Point Monitor B Warranty Statement Chemcassette Device Warranty Statement Chemcassette Warrant SPM Technical Handbook TOC 5 Honeywell SPM Single Point Monitor 1 Operation Midas Technical Handbook 1 1 1 1 Introduction The SPM combines the well proven Chemcassette Detection System and microprocessor control to achieve optimum detection speed accuracy and specificity It responds quickly to hazardous releases yet ignores other commonly used chemicals The SPM is very easy to operate and maintain The SPM can quickly be set up for monitoring and routine maintenance requires less than three hours annually These Operating Instructions provide all the information needed to operate and maintain the SPM Single Point Monitor Read them thoroughly before using your new instrument 1 2 Master SPM Illustration The front of this manual contains an illustration of the SPM together with a numbered legend of all important parts and controls Throughout the manual parts and controls are identified with the same legend number used on the illustration 1 3 Before You Begin
76. t is interpreted in a somewhat different manner than the above example The data is composed of two sections a command and one or more parameters The command indicates the type of data Another way to view this is the command tells the type of packet and parameters Each and every packet will contain at least 4 data bytes SPM DATE 8 TIME stamp This data gives a date and time reference You should insure that your SPM s date and time are set accurately PM Technical Handbook Honeywell SPM Single Point Monitor An example of a typical communication a packet with a command of 61 hexadecimal value is a FAULT type packet The 61 indicates that this packet has been sent due to a fault See Table A 2 09 HEX 61 HEX DATE TIME FAULT NO 2 bytes 2 bytes 1 byte Table A 2 Fault Packet This packet is for an instrument fault The actual fault type is found in the byte labeled as FAULT The remainder of the packet is 09 HEX for the number of bytes 9 found in this packet DATE and TIME stamped for your reference Every packet the SPM sends contains an address a length a command and associated parameters and a check character The SPM assumes that all remote devices occupy address HEX 4D The SPM has been assigned an address of HEX 4C It only recognizes this address ACK NAK Handshake The SPM implements a handshake scheme between itself and any other piece of equipment wishing to communicate with th
77. tions that prevent use of the extended sample option See Section 4 10 for information on sample line limitations 5 7 2 Connecting the Sample Line PM Technical Handbook Honeywell SPM Single Point Monitor Sample flow rate is factory set and no field adjustments are necessary when tubing is 30 meters 100 feet If you wish to have a shorter sample line the tubing can be coiled but make sure that the tubing does not have any sharp bends or kinks If shorter tubing is required the tubing may be cut However flow rate may increase giving higher readings A Warning On older units without a sample fitting retainer ring a second wrench must be used to hold the base of the fitting stationary during loosening and tightening Insert the sample tubing into the sample inlet fitting 15 To insert tubing 1 Loosen the sample fitting by turning the fitting counterclockwise 2 Insert tubing until the tubing is firmly seated against the fitting body 3 Tighten the fitting by turning the fitting clockwise until finger tight 4 Complete the assembly by tightening the fitting three quarter turn clockwise with a wrench Turn the fitting clockwise until the fitting holds the tubing firmly DO NOT OVERTIGHTEN 5 7 3 Connecting the Exhaust Line To install exhaust tubing push the end of the tube into the exhaust port 24 until it seats fully inside the fitting body To release the tubing push the small gray collar in while
78. trument is not acti vated make sure 1 The electrical power connection 1 is good 2 The main power switch 8 on the SPM is on and that the explosion proof power switch 56 is turned to the on position 3 Air pressure within the enclosure is high enough to activate the pressure switch If after trying all of these steps the instrument still does not activate insert key into override switch 55 and turn clockwise to activate SPM If the instrument activates you may have a faulty pressure switch For more information contact Honeywell Analytics Service A Warning For continued protection against risk of fire replace the instrument front panel fuse with a 5 x 20 mm 250 volt slo blo fuse only Refer to front panel fuse label for proper fuse type and rating 5 3 Duty Cycle Option PM Technical Handbook Honeywell SPM Single Point Monitor The duty cycle option switches SPM operation from continuous monitoring to intermittent sampling The option conserves Chemcassette usage in applications which have a background level of the target gas 5 3 1 Duty Cycle Intervals The duty cycle option allows sampling intervals in half minute increments from one half to 17 minutes during which the SPM will perform one sample cycle For example a selected duty cycle of five minutes will cause the SPM to perform one sample period every five minutes During the non monitoring period the sample pump is shut off until
79. until finger tight 4 Complete the assembly by tightening the fitting 3 4 turn clockwise with a wrench Turn the fitting clockwise until the fitting holds the tubing firmly DO NOT OVERTIGHTEN 5 Plug the end of sample line A fault 17 will be generated indicating that there are no leaks between the sampling point and SPM If you have an instrument with the extended sample option 100 ft 30m refer to Section 5 7 2 2 3 2 Particulate Filter For monitoring under particularly dirty or dusty conditions with particle size above 0 1 micron particulate filters P N 780248 may be installed on sample lines for certain gases Some gases cannot accommodate the standard particulate filters since absorption may occur See Section 4 11 for more information 2 3 3 Acid Scrubbing Filters Acid Scrubbing Filters P N 710235 are not to be used on sample inlet lines with SPM instruments 2 3 2 3 4 Hydrogen Sulfide H S Scrubber Filter Hydrogen Sulfide Scrubber Filters P N 1295K0497 remove H S from the sample stream H S can cross interfere when monitoring for gases detected on the Hydrides XP Hydrides or the Hydrogen Cyanide Chemcassettes Install the H S Scrubber Filter in the sample line as close to the instrument as possible to permit easy access for visual inspection and replacement of the filter 2 3 5 Exhaust Line The exhaust port 24 uses 3 16 I D x 1 4 O D polypropylene tubing To install exhaust tubing
80. w Door thumbscrew Exhaust port 25 26 27 28 29 30 31 32 33 Note Capstan assembly Guide post Take up reel Vent Cover Collar Body Chemkey slot Fuse fuse holder Features may vary depending on instrument options SPM Technical Handbook Honeywell SPM Single Point Monitor Table of Contents 1 Operation 1 1 Introduction AA A 1 2 1 2 Master SPM llustration oi 1 2 1 3 Before LG s er cl anne 1 2 1 4 Switching Instrument On and Off net eres nese rete nese nese nese re sere sere nnns 1 2 1 5 Loading the Chemcassette 1 6 Monitoring eds sdi vedin acid a a aan saad dados edin 1 3 dons EU PL HEN SINO ii E 1 4 es El Key EMOS sd kababa 1 4 1 25 Alarm SO Reporting rr Te 1 4 1 8 Verifying System Response iii k t ia 1 5 LBA Improper System RESPONSE s len tal lt 1 5 Le open Tape Load Lever Fauli ati kt tc ln a natat 1 5 1 9 Gas Concentration GONdINONS 00 ta 1 6 19 1 Gas Condition BEDOPUM vir id AA 1 6 1 10 Instrument Fault Conullioh a a a 1 6 1 11 Disabling the External Alarm Relay Contact eeeeeeeee 1 6 2 Installation 2 1 Wall UCI A ttn sn tex m Ran Rana Ra 2 2 2 2 Connecting the Power GO sui maamin 2 2 2 3 Connecting Sa

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