Siemens Water Technologies Acutec 35 Manual Download

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ACUTEC

™

GAS DETECTION

SYSTEM

BOOK NO. WT.050.130.000.UA.IM.1108

Summary of Contents for Water Technologies Acutec 35

Page 1: ...ACUTEC 35 GAS DETECTION SYSTEM BOOK NO WT 050 130 000 UA IM 1108 ...

Page 2: ... KNOWN TO SELLER If Buyer discovers a defect in mate rial or workmanship it must promptly notify Seller in writing Seller reserves the right to require the return of such defective parts to Seller transportation charges prepaid to verify such defect before this warranty is applicable In no event shall such notification be received by Seller later than 13 months after the date of shipment No action...

Page 3: ...ctor cable and provides information on the gas concentration in the sensor area Receivers are powered by the Power Supply Module supplied with the Gas Detector system The Series 50 130 Sensor Transmitter consists of an electrochemical gas sensor and an electronic amplifier that transmits a gas concentration signal to a Receiver Module located in the Control Unit An optional gas generator may be or...

Page 4: ... HOT WIRE WITH RESPECT TO EARTH THE WIRE CONNECTED TO POWER SUPPLY TERMINAL N MUST BE NEUTRAL POWER AND EARTH GROUND MUST BE PROPERLY CONNECTED AS SHOWN THE GENERAL SENSOR RESPONSE TEST AS DESCRIBED IN THIS MANUAL MUST BE PERFORMED WHEN EVER A NEW SENSOR IS INSTALLED AFTER ANY MAINTENANCE THE DETECTOR SHOULD BE TESTED FOR RESPONSE TO ASSURE NORMAL OPERATION REPLACE SENSOR IMMEDIATELY IF SENSOR FAI...

Page 5: ...ineland New Jersey 08360 Phone 856 507 9000 Fax 856 507 4125 NOTE Minor part number changes may be incorporated into Siemens Water Technologies products from time to time that are not immediately reflected in the instruction book If such a change apparently has been made in your equipment and does not appear to be reflected in your instruction book contact your local Siemens Water Technologies sal...

Page 6: ...equipment was purchased directly from Siemens Water Technologies Corp Vineland NJ contact the office indicated below UNITED STATES 1901 West Garden Road Vineland NJ 08360 TEL 856 507 9000 FAX 856 507 4125 CANADA If the equipment was purchased directly from Siemens Water Technologies Canada Inc contact the nearest office indicated below ONTARIO QUEBEC 250 Royal Crest Court 243 Blvd Brien Markham On...

Page 7: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 1 SECTION 1 TECHNICAL DATA List Of Contents PARA DWG NO Technical Data 1 1 Interferences 1 2 ...

Page 8: ...maximum Operating Temperature 0 to 105 F continuous 10 to 120 C intermittent Humidity 0 99 non condensing Power 85 255 VAC 50 60 Hz 15 W Contacts Alarm configurable 3 SPDT Trouble 1 SPDT Power Failure 1 SPDT Contact Rating 10 A at 120 VAC 5 A at 250 VAC Resistive Battery Back up optional 12 V 4 A hr 6 Hrs minimum Analog Output optional 4 20 mA Isolated 1000 ohms maximum Sensor Life 2 years maximum...

Page 9: ...rine sensor to a gas sample containing 1 ppm of nitrogen dioxide NO2 would produce a signal equal to 0 4 ppm of chlorine A negative sign indicates an interference that can cause low gas measurements if there is a mixture of the measured gas and another gas CHLORINE Interference Gas Response Bromine 1 0 Fluorine 1 0 Chlorine Dioxide 1 0 Ozone 1 0 Nitrogen Dioxide 0 4 Hydrogen Sulfide 0 1 Hydrogen C...

Page 10: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 4 AMMONIA Interference Gas Response Methyl Mercaptan 7 Hydrogen Sulfide 2 Hydrogen 0 1 Nitrogen Dioxide 0 2 Chlorine 0 2 ...

Page 11: ...ver Modules 2 3 Electrical Connections 2 4 Installation of Power Supply Module 2 5 Illustrations Dimensions Single Point Detection System 50 130 100 001 Dual Point Detection System 50 130 100 002 Sensor Transmitter 50 130 100 003 Battery Back up 50 130 100 004 Installation Wiring Single Point Detection System 50 130 130 001 Dual Point Detection System 50 130 130 002 ...

Page 12: ... three alarm contacts The Receiver Module mounts on a standard DIN rail Re ceiver Modules include a Reset Acknowledge button provide power for Sensor Transmitters and control Autotest Generators MONITOR RECEIVER MODULE Same as the Detector Module but also includes a digital display of gas level and a 4 20 mA output SENSOR TRANSMITTER Consists of an electrochemical gas sensor con nected to a NEMA 4...

Page 13: ...bs and seal rings for water tight connection of 1 2 NPT threaded conduit Plastic cable glands may also be purchased to connect cables without conduit Install the 1 2 conduit hubs in any enclosure knockout labeled PG16 Note that some knockouts have more than one designation such as PG11 16 Those with two designations will have concentric circles for knockouts The inner circle marks the lower PG num...

Page 14: ...in the Installation Wiring drawings A ground terminal is pro vided on the mounting track for connection of earth ground For safe operation and to avoid noise interference it is important that earth ground be connected to this terminal first and then to the power input earth ground terminal on the Power Supply Module as shown WARNING TO AVOID POSSIBLE SEVERE PERSONAL INJURY OR DAM AGE TO EQUIPMENT ...

Page 15: ...TEC 35 SYSTEM 9 2 5 Installation of Power Supply Module The Power Supply Module used in the gas detection system operates on ac supplies of 85 volts to 255 volts at 50 60 Hz No adjustments or modifications are required of the user ...

Page 16: ...0 130 000 UA IM 1108 ACUTEC 35 SYSTEM 10 NOTE INDICATES DIMENSIONS IN MILLIMETERS SINGLE POINT DETECTION SYSTEM DIMENSIONS 50 130 100 001 ISSUE 3 8 08 7 3 16 183 6 9 16 167 4 5 16 110 7 1 16 179 6 1 2 165 s ...

Page 17: ...T 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 11 NOTE INDICATES DIMENSIONS IN MILLIMETERS DUAL POINT DETECTION SYSTEM DIMENSIONS 50 130 100 002 ISSUE 3 8 08 9 7 16 240 10 254 4 3 8 111 7 1 16 179 6 1 2 165 s ...

Page 18: ...CCESSORY ITEM FURNISHED ONLY IF SPECIFICALLY LISTED IN QUOTATION WHEN THE GAS GENERATOR IS USED THE UNIT MUST BE MOUNTED AS SHOWN SENSOR TRANSMITTER DIMENSIONS With Generator 50 130 100 003 ISSUE 2 7 98 3 3 4 95 3 1 8 79 3 3 4 95 1 1 8 29 1 1 16 27 3 1 8 79 2 5 8 67 1 3 8 35 3 4 19 2 1 4 57 ...

Page 19: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 13 NOTE INDICATES DIMENSIONS IN MILLIMETERS BATTERY BACK UP DIMENSIONS 50 130 100 004 ISSUE 2 7 98 4 3 8 111 3 3 4 95 3 1 2 89 7 1 8 181 6 1 2 165 ...

Page 20: ...0 000 UA IM 1108 ACUTEC 35 SYSTEM 14 SINGLE POINT DETECTION SYSTEM INSTALLATION WIRING 50 130 130 001 ISSUE 2 11 08 NOTE S WIRING BY SIEMENS WATER TECHNOLOGIES FIELD WIRING MUST CONFIRM TO LOCAL ELECTRICAL CODES ...

Page 21: ...30 000 UA IM 1108 ACUTEC 35 SYSTEM 15 DUAL POINT DETECTION SYSTEM INSTALLATION WIRING 50 130 130 002 ISSUE 2 11 08 NOTE S WIRING BY SIEMENS WATER TECHNOLOGIES FIELD WIRING MUST CONFIRM TO LOCAL ELECTRICAL CODES ...

Page 22: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 16 ...

Page 23: ...ay Intensity 3 2 6 Auto Test Enable 3 2 7 Receiver Module Startup 3 3 Alarm Acknowledge and Reset 3 3 1 Sensor Trouble Alarm and Relays 3 3 2 Auto Test Function 3 3 3 Lamp and Horn Test 3 3 4 Relay Inhibit 3 3 5 Manual Auto Test 3 3 6 Remote Reset 3 3 7 Analog Output 3 3 8 Sensor Transmitter Operation 3 4 Sensor Installation 3 4 1 Sensor Location Chlorine Sulfur Dioxide and Ammonia 3 4 2 Battery B...

Page 24: ...ROUBLE condition One SPDT Trouble Relay for remotely indicating a SENSOR TROUBLE condition Isolated remote reset input terminals for remote alarm acknowl edgement Supplies power for operation of a Sensor Transmitter up to 1000 feet away Controls the Autotest Gas Generator In addition Monitor type Receivers provide the following functions LED digital display of gas concentration in ppm Isolated 4 2...

Page 25: ...module while removing the module from the rail in the back of the enclosure d Turn the receiver module over There are four plastic tabs on the back side of the unit Gently spread the plastic tabs out and lift the back panel off the receiver being careful not to break the tabs e Gently push up on the terminal connectors This will allow the elec tronic assembly to be lifted out of the housing Figure...

Page 26: ...f a ball point pen or other tool with a small point on one end Switches are two position up indicating on or a value of 1 and down indicating off or a value of 0 h After adjusting the DIP switches reassemble the receiver by re peating steps a through e in the reverse order while observing the following 1 When returning the electronic assembly to the housing the LEDs and displays must line up with ...

Page 27: ...0 0 0 0 0 0 0 3 4 5 6 7 8 DISPLAY RANGE BANK C 1 2 1 ON 1 1 HORN 1 ALARM LATCHING NORMAL ENERG 0 0 0 0 ALARM OR WARNING WARNING NON LATCHING NORMAL DE ENERG 3 4 5 6 7 8 RELAY 3 BANK D 1 2 HIGH ON ALARM LATCHING ON ALARM LATCHING NORMAL ENERG NORMAL ENERG NORMAL OFF WARNING NON LATCHING WARNING NON LATCHING NORMAL DE ENERG NORMAL DE ENERG 3 4 5 6 7 8 RELAY 2 RELAY 1 DISPLAY INTENSITY AUTO TEST Show...

Page 28: ...bleoneach receiver Range selection is made using switches C1 to C4 The 4 20mA output signal is proportional to the selected range Range Selection Display Range Switch Settings 0 1 00 0000 0 2 00 0001 0 3 00 0010 0 4 0 0011 0 5 0 0100 0 10 0 0101 0 20 0 0110 0 25 0 0111 0 50 1000 0 100 1001 0 200 1010 0 500 1011 3 2 3 Setpoint Selection The Warning and Alarm setpoints are factory configured to the ...

Page 29: ...101 77 1001101 14 0001110 46 0101110 78 1001110 15 0001111 47 0101111 79 1001111 16 0010000 48 0110000 80 1010000 17 0010001 49 0110001 81 1010001 18 0010010 50 0110010 82 1010010 19 0010011 51 0110011 83 1010011 20 0010100 52 0110100 84 1010100 21 0010101 53 0110101 85 1010101 22 0010110 54 0110110 86 1010110 23 0010111 55 0110111 87 1010111 24 0011000 56 0111000 88 1011000 25 0011001 57 0111001 ...

Page 30: ...gized mode providing Fail Safe operation This means the relays are energized in a normal condition and will de energize for a Warning or Alarm condition or if power is lost to the system However operation in this mode will reduce the period of operation on Battery Back up The relays may be set to the normally de energized mode by setting switches C8 D5 and D8 to the off position To avoid battery d...

Page 31: ...the receiver module cover must be removed and the autotest switch D1 must be moved to the on position NOTE The Auto Test option is for indoor use only and should only be used with detectors set to the standard range or lower as listed in Section 1 1 Technical Data If used with higher ranges the gen erator may not produce enough gas to test the sensor 3 3 Receiver Module Startup Receiver front pane...

Page 32: ...lays depends on the configuration selected for each one see paragraph 3 2 1 Configuration Switches 3 3 2 Sensor Trouble Alarm and Relays Receivers contain a Trouble Relay which is associated with the Sensor Trouble indicator A Sensor Trouble Alarm will be activated if the trans mitter input is disconnected or shorted or if the Detector fails to pass an auto test If these conditions occur the Senso...

Page 33: ...mode pressing the push button and holding it for two seconds will illuminate all digital display segments and LED indicator bars and will sound the internal horn Upon releasing the button the receiver will return to its previous state 3 3 5 Relay Inhibit Alarm relays in the Receiver can be inhibited for up to four hours to allow calibration or testing of Sensor Transmitters without activating exte...

Page 34: ...nning The system will go through a normal Auto Test sequence exactly the same as the sequence used every 24 hours The display will show increasing gas values as the sensor begins to respond When the microcomputer identifiesasuccessfultest thehornwillsoundonebeep Therelayinhibit indication will remain on until the sensor has had time to recover If the test fails a Sensor trouble response will be in...

Page 35: ...sed with a separate power source 3 4 1 Sensor Installation See Dwg 50 130 150 001 Sensor Transmitters must be mounted with the sensor horizontal NOTE Gas sensors are shipped with a protective red plastic cap over the end This cap should be left in place to avoid damage to the sen sor physically or from chemical vapors until ready for service This cap must be removed when the sensor is placed in se...

Page 36: ...Operation When power is applied to the power supply module a relay on the Bat tery Back up circuit board energizes and places the Battery Back up into operation To unlatch battery see paragraph 4 1 Removing Unit From Service There are no user adjustments in the Battery Back up unit If the battery is not fully charged the power supply will begin supplying charge current to the battery and will floa...

Page 37: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 31 GAS DETECTOR SYSTEM ASSEMBLY 50 130 160 001 ISSUE 1 8 08 s ...

Page 38: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 32 ...

Page 39: ...Response Test 4 2 2 Sulfur Dioxide Sensor Response Test 4 2 3 Ammonia Sensor Response Test 4 2 4 Sensor Replacement 4 3 Gas Generator Replacement 4 4 Sensor Calibration 4 5 Zero Adjustment 4 5 1 Transmitter Span 4 5 2 Range Adjustment 4 5 3 Battery Replacement 4 6 Routine Service 4 7 Troubleshooting 4 8 Warning Caution Summary Page 1 Page Illustrations Service Sensor Transmitter 50 130 150 001 ...

Page 40: ...his procedure is recommended any time the detection system is removed from service 4 2 Sensor Service 4 2 1 General Sensor Response Test Gassensorsshouldbecheckedregularlyforproperresponse Forsystems not equipped with Auto Test at least monthly manual sensor response testing is recommended The sensor response test described below should also be used if the Auto Test system detects a sensing failur...

Page 41: ...e inch from the sensor a rapid response should be observed Immediately remove the ammonia bottle as prolonged exposure to high concentrations of ammonia will shorten the life of the sensor If the sensor does not respond it may need to be replaced See paragraph 4 8 Troubleshooting 4 3 Sensor Replacement See Dwg 50 130 150 001 Open the Transmitter and unplug the Sensor cable from the transmit ter ci...

Page 42: ...m seasonal adjustments should be made to avoid false alarms due to zero drift For applications where precise indication of gas level is required Sen sor Transmitters should be spanned every three to six months The best calibration sources are generally 10 accurate and a Sensor Transmitter will normally change sensitivity by less than 25 over 12 months time If on site calibration is not practical i...

Page 43: ...sensor to fully stabilize by leaving it on for approximately 12 hours Ambient air must be clean The zero can be adjusted with just a DVM Connect the meter to the test points and adjust the zero potentiometer until a stable value of 0 00 volts is obtained 4 5 2 Transmitter Span See Dwg 50 130 150 001 Before adjusting the span the sensor must be fully stabilized and the zero adjusted See paragraph 4...

Page 44: ...cal Data but can be changed within the limits listed in that Section The range can be changed by first setting the range configuration switches C1 to C4 in the Receiver Module as described in paragraph 3 2 Receiver Module Operation The transmitter span must then be adjusted as described above 4 6 Battery Replacement See Dwg 50 130 000 003 WARNING TO AVOID POSSIBLE SEVERE PERSONAL INJURY OR EQUIPME...

Page 45: ...se with actual gas if Autotest Generator is not installed However if a higher degree of confidence is desired the sensor may be tested more often b Adjust sensor zero potentiometer c Clean battery vent d Verify that the Battery Back up works by removing ac power QUARTERLY Adjust the sensor span potentiometer optional requires a gas cali bration device Not supplied by Siemens Water Technologies NOT...

Page 46: ...cal Data check ac supply If the volt age is within the rated range replace the Power Supply Module If the voltage measured in step 3 is above 13 9 V connect 5 another Receiver Module or a resistive load of approxi mately 100 ohm and 2 watts to the Power Supply output terminals If the voltage drops to within 13 6 13 9 V replace the Receiver If not replace the Power Supply Module Receiver module pow...

Page 47: ...on book pro vided with this detector DETAILS installation operation and maintenance 4 Operation AND maintenance of this equipment must be restricted to trained qualified personnel who are completely familiar with these instructions P60402 PERSONAL INJURY OR DEATH MAY RESULT FROM EXPOSURE TO THE DESIGNATED GAS TEST ASSEMBLY WITH DESIG NATEDGASUPONSTART UP MONTHLY ANDIFEXPOSEDTO CHEMICALS REPLACE OR...

Page 48: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 42 SENSOR TRANSMITTER SERVICE 50 130 150 001 ISSUE 0 11 93 ...

Page 49: ...30 000 UA IM 1108 ACUTEC 35 SYSTEM 43 SECTION 5 ILLUSTRATIONS List Of Contents DRAWING NO Parts Gas Detector System 50 130 000 001A B Sensor Transmitter Unit 50 130 000 002 U29319 Battery Back Up 50 130 000 003 ...

Page 50: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 44 GAS DETECTOR SYSTEM PARTS 50 130 000 001A ISSUE 1 8 08 NOTE MONITOR UNITS SHOWN ...

Page 51: ...Dual Point Detector Base Unit 3 U29316 1 Power Supply Modual 4 1 Receiver See Table Below P60391 2 Warning Label Not Shown GAS DETECTION SYSTEM PART NUMBERS SYSTEM GAS TYPE RECEIVER TYPE RECEIVER SENSOR S TRANSMITTER U29360 Cl2 Detector U29320 U29335 U29361 Cl2 Monitor U29323 U29335 U29362 SO2 Detector U29322 U29337 U29363 SO2 Monitor U29325 U29337 U29364 NH3 Detector U29321 U29336 U29365 NH3 Moni...

Page 52: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 46 U29335 CHLORINE U29337 SULFUR DIOXIDE U29336 AMMONIA SENSOR TRANSMITTER UNIT PARTS 50 130 000 002 ISSUE 0 11 93 ...

Page 53: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 47 U29319 BATTERY BACK UP PARTS 50 130 000 003 ISSUE 0 11 93 ...

Page 54: ...WT 050 130 000 UA IM 1108 ACUTEC 35 SYSTEM 48 ...

Page 55: ...ART NO 1 Calibration Adapter P 60394 1 Battery U 29314 1 Chlorine Sensor Cl2 U 29329 1 Sulfur Dioxide Sensor SO2 U 29331 1 Ammonia Sensor NH3 U 29330 1 Chlorine Generator Cl2 U 29326 1 Sulfur Dioxide Generator SO2 U 29328 1 Ammonia Generator NH3 U 29327 Specify Feet Transmitter Cable P 40231 ...

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