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Teledyne 3700R Manual

Teledyne 3700R Manual

Refrigerated sampler
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3700R/3700FR
Refrigerated Sampler
This pocket guide is not intended to replace
the instruction manual. Read the instruction
manual thoroughly before operating the
sampler.
COPYRIGHT © 1992, 2004 by
Teledyne Isco, Inc., 4700 Superior St.,
Lincoln, Nebraska, U.S.A. 68504
Phone: (402) 464-0231
Toll Free: (800) 228-4373
FAX: (402) 465-3022
www.isco.com
Part #60-3703-178
Revision F, July 2004

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  • Page 1 This pocket guide is not intended to replace the instruction manual. Read the instruction manual thoroughly before operating the sampler. COPYRIGHT © 1992, 2004 by Teledyne Isco, Inc., 4700 Superior St., Lincoln, Nebraska, U.S.A. 68504 Phone: (402) 464-0231 Toll Free: (800) 228-4373 FAX: (402) 465-3022 www.isco.com...

  • Page 2: Table Of Contents

    1.5 Restarting ..... . 1-4 1.6 Operation of the 3700R and 3700FR Refrigerator ... . . 1-4 1.7 Field Printer and Computer...

  • Page 3: Setup Procedures

    3700R/3700FR Refrigerated Sampler Section 1 Setup Procedures This section explains how to attach the suction line and discusses placement of the line and intake. It also contains notes on flow meter, Field Printer, and laptop computer connections. 1.1 Attaching the Suction Line...

  • Page 4: Placement Of Suction Line And Intake

    Additionally, Teledyne Isco offers two low flow stainless steel strainers for inch ID and inch ID suction lines. For installation in Teflon...

  • Page 5: Flow Meter Connection

    Section 1 Setup Procedures Table 1-1 Safe Depths of Submersion for Suction Line Vinyl Vinyl Teflon " " " Strainer (6 mm) (9 mm) (9 mm) Standard ------- 22 feet 15 feet Weighted (6.7 m) (4.5 m) Polypropylene Stainless Steel 14 feet 22 feet 15 feet...

  • Page 6: Placing The Sampler Into Operation

    The sampler may be started again by pressing the Start Sampling key. Reprogram the start time, if necessary. 1.6 Operation of the 3700R and 3700FR Refrigerator To operate the refrigerator, turn the thermostat knob to the desired sample temperature. The interior air temperature should reach the set value within 20 to 30 minutes.

  • Page 7: Field Printer And Computer Connections

    Section 1 Setup Procedures 1.7 Field Printer and Computer Connections To collect data from the sampler, attach the field printer or interrogator cable to the sampler’s 6-pin printer connector. Both the field printer and the interrogator cable are compatible with Isco’s 25-foot extension cable.
  • Page 8 3700R/3700FR Refrigerated Sampler...

  • Page 9: Programming

    3700R/3700FR Refrigerated Sampler Section 2 Programming The sampler’s programming process is self-prompting. Prompts displayed on the LCD step you through the program in a logical order, indicating the needed value or option. The sampler will reject any unacceptable settings. Settings can be changed at any time. If the...

  • Page 10: Interactive State

    3700R/3700FR Refrigerated Sampler 2.2 Interactive State The interactive state allows you to program the sampler. It is divided into two branches: the configure sequence and the program sequence. The configure sequence contains the input displays which allow you to configure the sampler to your unique requirements.
  • Page 11 Section 2 Programming Table 2-1 Sampling Capabilities (Continued) Pacing: Mode Feature Time-pacing: Extended Samples taken at irregular Nonuniform time intervals by Intervals in specifying the amount of Minutes time in minutes (from 1 to 999 minutes) between each sample. Flow-pacing: Basic &...
  • Page 12 3700R/3700FR Refrigerated Sampler Table 2-1 Sampling Capabilities (Continued) Pacing: Mode Feature Multiple Extended More than one sample Bottle placed in a set of bottles. Compositing Bottle sets can be switched after a specified number of samples or after a period of time.
  • Page 13 Section 2 Programming Table 2-2 Configure Option Functions Configure Mode Function Option Set Clock Basic & Sets the sampler's real Extended time clock. Bottles and Basic & Sets the number and size Sizes Extended of bottles used. Suction Line Basic & Sets the line type (vinyl or Extended Teflon), line diameter (...
  • Page 14 3700R/3700FR Refrigerated Sampler Table 2-2 Configure Option Functions (Continued) Configure Mode Function Option Calibrate Basic & Enables/disables the Sampler Extended calibration sequence. Sampling Extended Enables/disables Stop/Resume Sampling Stops and Resumes feature. Start Time Basic & Sets the start time delay...

  • Page 15: Keypad Description

    Section 2 Programming 2.2.1 Keypad Description Control keys manually control the sampler, numeric keys enter program values, programming keys direct programming activities. Control Keys • On/Off – The On/Off key turns the sampler on or off. (If you turn the sampler off during a routine, you can resume the routine with the Resume Sampling key.)
  • Page 16 3700R/3700FR Refrigerated Sampler sampler ID number, the Resume Sampling key types a period. • Manual Sample – The Manual Sample key takes a manual sample. The Manual Sample key is valid in the standby and run states, and when calibrating the sampler.

  • Page 17: Displays

    Section 2 Programming Numeric Keys • Digit Keys – The digit keys are used to enter quantities. • Left Arrow – The Left Arrow key selects program options in the interactive state. When several numeric entries are displayed, the Left Arrow steps back to a previously entered value.
  • Page 18 3700R/3700FR Refrigerated Sampler have a number assigned to them. The number is used to cross-reference the input displays with a explanatory listing found in Appendix A at the back of this guide. Access a display’s number by pressing the Stop key.

  • Page 19: Programming Procedures

    Section 2 Programming any typed number and the original number will reappear. The Left Arrow erases the most recently typed number. Some numeric input displays prompt for multiple values – for example: hours, minutes, month, day, and year. (Enter times in 24-hour format.) The Arrow keys move back and forth between each entries.
  • Page 20 3700R/3700FR Refrigerated Sampler Procedure 1. Identify the number and size of the bottles. Determine the inside diameter, type, and length of the suction line. 2. Turn the sampler on with the On/Off key. The “STANDBY” message will appear. If the sampler is turned off while running a routine, the “PROGRAM HALTED”...
  • Page 21 Section 2 Programming 5. Enter the Sample Pacing settings. Select either time- or flow-pacing. Then, enter the time or flow-pulse interval between samples. IN THE EXTENDED MODE Select time, flow, or storm pacing. If you select time-pacing, you will be prompted to select one of two types of time-pacing: uni- form or nonuniform.
  • Page 22 3700R/3700FR Refrigerated Sampler and distribution are identical to those used in the basic and extended mode. 6. Enter the Sample Distribution settings. The first display of the Sample Distribution section asks if you want to multiplex samples. Select “NO” for sequential sampling;...
  • Page 23 Section 2 Programming Bottle Number (8 of 24 Bottles Shown) SEQUENTIAL SAMPLING Each bottle receives one sample from one sample event SAMPLE EVENT NUMBER SAMPLES-PER-BOTTLE MULTIPLEXING Each bottle receives a sample from multiple sample events. SAMPLE EVENT NUMBER BOTTLES-PER-SAMPLE MULTIPLEXING Multiple bottles receive a sample from one sample event.
  • Page 24 3700R/3700FR Refrigerated Sampler minimize the effects of cumulative error. If bottles-per-sample multiplexing is being used to add preservatives to a bottle set, take the volume of the preservative into account. The sampler can be configured through the Liquid Detector configure option to add the suction-head input display to the program sequence.

  • Page 25: Foreign Language Displays And Metric Units Of Measure

    Section 2 Programming IN THE EXTENDED MODE Stops and Resumes are available when enabled in the Sampling Stop/Resume con- figure option. The Stops and Resumes set- tings follow the start time settings and, when time switching is used, the first switch time settings.
  • Page 26 3700R/3700FR Refrigerated Sampler Select the preferred language from this display. If you select Spanish, French, and German, the sampler will automatically convert English units of measure to metric units and return to standby. If you select English, a second display will appear.

  • Page 27: Samples Per Bottle

    Section 2 Programming Example 2-1 Basic Programming Mode (Continued) SAMPLE EVERY HOURS, 1 MINUTES Enter “0” to set the hours at zero. Press Enter/Program to store “0” and move to the minutes entry. SAMPLE EVERY 0 HOURS, MINUTES Enter “15” to set the minutes entry to 15. MULTIPLEX SAMPLES? , NO] Select “YES”...
  • Page 28 3700R/3700FR Refrigerated Sampler Example 2-1 Basic Programming Mode (Continued) ENTER START TIME? , NO] Select “YES” so you can enter the specific start time. TAKE FIRST SAMPLE AT 20-APR-04 Enter the desired start time. For this example, the start time is 6:00 on April PROGRAMMING SEQUENCE COMPLETE .

  • Page 29: Calibrating The Sampler

    Section 2 Programming 2.5 Calibrating the Sampler Even without calibrating, the sampler will deliver accurate volumes. If your sample volumes vary significantly with the entered values, check the suction line first. Be sure the line slopes continuously downhill and is draining completely after each pumping cycle.
  • Page 30 3700R/3700FR Refrigerated Sampler Example 2-2 Calibrating (Continued) [TIME, FLOW] PACED SAMPLING Enter settings or step through the program until the “Calibrate Sampler?” display appears. ↓ ↓ Other program sequence displays. CALIBRATE SAMPLER? , NO] Select “Yes.” PRESS MANUAL SAMPLE KEY WHEN READY . . .

  • Page 31: Calibrate Sampler

    Section 2 Programming Example 2-2 Calibrating (Continued) CALIBRATE SAMPLER? [YES, NO] Repeat the procedure if needed, then select “NO.” ↓ ↓ Other program sequence displays..STANDBY . . . 9:39:50 19-APR-04 The sampler will return to standby. Press the Start Sampling key to run the program.
  • Page 32 3700R/3700FR Refrigerated Sampler seconds, the controller will automatically select the currently blinking choice. 2.6.2 Done The sampler will inform you it has completed a program by displaying “DONE.” If a problem were encountered during the routine, the display below alternates with the “DONE”...
  • Page 33 Section 2 Programming The sampler will present Display #150 which contains three options: “NO,” “SETTINGS,” and “RESULTS.” Select “NO” to return to the previous operating state. If you entered display status from the run state, the sampling routine will resume at the point at which it was interrupted.
  • Page 34 3700R/3700FR Refrigerated Sampler 2.6.4 Source of Sample Event Nine sources are reported: • Time – The sample event was one of the program’s time-paced samples. • Flow – The sample event was one of the program’s flow-paced samples. • Start – The sample event was initiated at the programmed start time.
  • Page 35 Section 2 Programming disabled by a flow meter or Liquid Level Actuator, or at a programmed stop time. 2.6.5 Cause of Missed Samples The probable cause of a missed sample follows the SAMPLE NUMBER/SOURCE display. Eleven causes are reported: • Pump ‘STOP’ Key Hit – The sampler was halted with the Stop key during the sample event.

  • Page 36: Run State

    3700R/3700FR Refrigerated Sampler product to the volume of the bottle entered in the Bottle and Sizes configure option. If the product exceeds the bottle volume, no sample will be taken and the sampler will record the “Probable Overflow!” message. • No More Liquid – The sampler’s pump...
  • Page 37 Section 2 Programming inhibit signal is suspended. The display will read, “SAMPLER INHIBITED.” Example 2-3 Run State Displays for Time-Paced Sampling BOTTLE 5 AT 5:44 5:42:33 Indicates the bottle number of the next sequential sample. The second line reports the scheduled sample event time followed by the current time.
  • Page 38 3700R/3700FR Refrigerated Sampler Example 2-3 Run State Displays for Time-Paced Sampling (Continued) Indicates the sample and bottle numbers of the next sample event. The bottle set has 4 bottles. SAMPLE 3, BOTTLE 1 6:00 5:42:33 Indicates the sample and bottle number of the next sample event The current time is shown in the lower right corner.
  • Page 39 Section 2 Programming Example 2-3 Run State Displays for Time-Paced Sampling (Continued) Indicates the time of the next bottle set switch. BOTTLE 1 PUMPING 200 ml Indicates a sample in progress. Example 2-4 Run State Displays for Flow-Paced Sampling START AT 6:00 19-APR 5:42:43 19-APR...
  • Page 40 3700R/3700FR Refrigerated Sampler Example 2-4 Run State Displays for Flow-Paced Sampling (Continued) Indicates the bottle number of the next sequential sample. The second line reports the number of flow pulses remaining until the next sample event. BOTTLES 5- 7 AFTER 25 PULSES Indicates the bottles which will receive samples at the next sample event.
  • Page 41 Section 2 Programming Example 2-4 Run State Displays for Flow-Paced Sampling (Continued) Indicates the sample and bottle number of the next sample event. The program requires 1 bottle/sample event. Bottles are switched on a time basis. Alternates with the display in 8. NEXT BOTTLE CHANGE AT 10:00 19-APR...
  • Page 42 3700R/3700FR Refrigerated Sampler 2-34...

  • Page 43: Service

    3700R/3700FR Refrigerated Sampler Section 3 Service 3.1 Cleaning Suction Line and Bottles Clean the suction line and pump tubing by placing the end of the suction line in a cleaning solution and pumping this solution through the tubing using the pump forward and pump reverse keys.

  • Page 44: Installing New Pump Tubing

    3700R/3700FR Refrigerated Sampler 2. Unscrew the distributor arm retaining nut and remove the arm. Do not manually rotate the distributor arm. Severe damage to the distributor drive mechanism may result. 3. Pull the pump tube out of the arm and coil spring.

  • Page 45: Replacement Of Suction Line

    Section 3 Service 4. Pull the tube through the coil spring, and carefully insert the tube into the body of the distributor arm so that the end of the tube is flush to inch below the end of the arm. 5.

  • Page 46: Cleaning The Refrigerated Sampler

    3700R/3700FR Refrigerated Sampler tube. New line is attached by reversing this procedure. 3.5 Cleaning the Refrigerated Sampler The refrigerator’s exterior may be periodically cleaned with soapy water using a sponge or non-metallic brush to keep it free from corrosive solutions, grease, oil, etc. After cleaning, it should be wiped dry.

  • Page 47: Cleaning The Filter In The 3700Fr

    Section 3 Service the fan motor does not rotate freely, it should be replaced. 4. Replace the back panel. 5. Remove the front grille and filter. Vacuum the condenser coil and surrounding areas. 6. Replace the filter and grille. 3.6 Cleaning the Filter in the 3700FR In order to prevent damage due to overheated components, the filter should be cleaned every...
  • Page 48 3700R/3700FR Refrigerated Sampler...

  • Page 49: Display Index

    3700R/3700FR Refrigerated Sampler Appendix A Display Index A.1 Display Reference Index The following pages list each input display in numeric order. Each display is accompanied by a brief explanation.
  • Page 50 3700R/3700FR Refrigerated Sampler [PROGRAM, CONFIGURE] SAMPLER This display appears after you press the Enter/Program key while in standby. Select “PROGRAM” to access the program sequence. Select “CONFIGURE” to access the configure sequence. ----- COUNTS FORWARD This display appears when you stop the pump with the Stop key after having pressed the Pump Forward key.

  • Page 51: Time Intervals

    Appendix A Display Index [UNIFORM, NONUNIFORM] TIME INTERVALS This display appears only in the extended programming mode and follows Display 10 when you select “TIME.” Select “UNIFORM” for uniform time intervals, “NONUNIFORM” for nonuniform intervals. [TIME, FLOW, STORM] PACED SAMPLING This display appears only when the sampler is configured for the extended programming mode and for 2, 4, 8, 12, or 24 bottles.

  • Page 52: Time Mode

    3700R/3700FR Refrigerated Sampler [DURING, AFTER] TIME MODE This display appears when you select “FLOW” in Display 14. Select DURING to fill the first and second bottle groups concurrently. Select AFTER to fill the second bottle group after the first bottle group.
  • Page 53 Appendix A Display Index SAMPLE EVERY ---- PULSES (1 - 9999) This display follows Display 10 when you select “FLOW.” Enter the flow pulse interval. TAKE -- TIMED SAMPLE EVENTS (1 - MAX) This display follows Display 15. Use this display to enter the number of timed sample events in a storm program.
  • Page 54 3700R/3700FR Refrigerated Sampler QUANTITY AT INTERVAL 1. -- AT --- MINUTES Enter the number of samples to be taken at each nonuniform time interval. The total quantity entered will be one less than the total number of samples because the first sample, taken at the start time, counts as one.
  • Page 55 Appendix A Display Index [BOTTLES PER SAMPLE, SAMPLES PER BOTTLE] This display appears when you select “YES” in Display 35. Select “BOTTLES PER SAMPLE” for bottles-per-sample multiplexing. Select “SAMPLES PER BOTTLE” for samples-per-bottle multiplexing. CHANGE BOTTLES BASED ON [TIME, SAMPLES] This display appears in the extended mode when the number of bottles per sample event is “1.”...
  • Page 56 3700R/3700FR Refrigerated Sampler CHANGE SETS EVERY -- HOURS -- MINUTES This display appears after you select “TIME” in Display 41. Enter the amount of time each bottle set is to receive samples. CHANGE BOTTLES EVERY -- SAMPLES This display appears after you select “SAMPLES”...
  • Page 57 Appendix A Display Index SAMPLE CONTINUOUSLY? [YES, NO] This display appears when the sampler is configured for 2, 4, 8, 12 or 24 bottles and when the sampler is programmed for time, nonuniform time, or flow pacing. Select “YES” to sample continuously. Select “NO” to stop the sampling routine after the sampler fills the last set of bottles.
  • Page 58 3700R/3700FR Refrigerated Sampler CALIBRATE SAMPLE VOLUME? [YES, NO] This display appears in the program sequence when you select “ENABLE” in Display 290. Select “YES” to use the calibration sequence, “NO” to omit the calibration sequence. PRESS MANUAL SAMPLE KEY WHEN READY . . .
  • Page 59 Appendix A Display Index ENTER START TIME? [YES, NO] Select “YES” to enter a start time. Select “NO” to begin the sampling routine according to the delay set in Display 310. TAKE FIRST SAMPLE AT HH:MM DD-MMM This display appears when you select “YES” in Display 90.
  • Page 60 3700R/3700FR Refrigerated Sampler ENTER FIRST SWITCH TIME? [YES, NO] This display appears when you select “TIME” in either Display 40 or 41. Select “YES” to specify a clock time for the first bottle or bottle set switch. Select “NO” to begin the switch interval at the routine's start time.
  • Page 61 Appendix A Display Index [START, RESUME] SAMPLING PROGRAM This display appears when a routine is halted and you press the Start Sampling key. Select “START” to start the sampling program at the beginning, “RESUME” to continue the sampling program at the point at which it was halted.

  • Page 62: Program Information

    3700R/3700FR Refrigerated Sampler [REVIEW, PRINT] PROGRAM INFORMATION Select “REVIEW” for summary of the current program settings and for sampling results. Select “PRINT” to send the current status, program settings, and sampling results to an Isco Field Printer. PRINT PROGRAM [NO, SETTINGS, RESULTS] This display appear after you select “Print”...

  • Page 63: Select Option

    Appendix A Display Index RESULTS DISPLAYS Display 152 is used to identify sampling results displays which appear when you select “RESULTS” in Display 150. SELECT OPTION (← →) name of configure option Display 200 is used to identify the displays for each configure option.
  • Page 64 3700R/3700FR Refrigerated Sampler [1, 4, 12, 24] BOTTLES Bottles and Sizes configure option. This display appears when you select “PORTABLE” in Display 220. Select the number of bottles in the base. BOTTLE VOLUME IS ----- ml Bottles and Sizes configure option. Enter the volume in milliliters.

  • Page 65: Liquid Detector

    Appendix A Display Index SUCTION LINE LENGTH IS -- FEET (3 - 99) Suction Line configure option. Enter the length of the suction line. The length should not include the tube coupling or the strainer. [ENABLE, DISABLE] LIQUID DETECTOR Liquid Detector configure option. Select “ENABLE”...

  • Page 66: Programming Mode

    3700R/3700FR Refrigerated Sampler RETRY UP TO - TIMES WHEN SAMPLING (0 - 3) Liquid Detector configure option. This display appears when you select “ENABLE” in Display 240. Enter the number of retries: the number of times the sampler will try to detect the presence of liquid for each sample event.
  • Page 67 Appendix A Display Index TAKE SAMPLE AT START TIME? [YES, NO] Flow Mode Sampling configure option. This setting affects flow-paced sampling routines. Select “YES” to take the first sample at the start time, “NO” to take the first sample at the end of the first flow interval.

  • Page 68: Sampling Stop/Resume

    3700R/3700FR Refrigerated Sampler [ENABLE, DISABLE] SAMPLING STOP/RESUME Sampling Stop/Resume configure option. Select “ENABLE” to add the Sampling Stop and Resume settings to the program sequence. Select “DISABLE” to omit the settings. SAMPLE AT STOP? [YES, NO] Sampling Stop/Resume configure option.
  • Page 69 Appendix A Display Index SAMPLE UPON DISABLE? [YES, NO] Enable Pin configure option. Select “YES” to take a sample at the time the sampler becomes inhibited. Select “NO” if no sample event is desired when the sampler becomes inhibited. SAMPLE UPON ENABLE? [YES, NO] Enable Pin configure option.
  • Page 70 3700R/3700FR Refrigerated Sampler [CONTINUOUS SIGNAL, PULSE] Event Mark configure option. Select “CONTINUOUS SIGNAL” to send a variable duration event mark signal out pin E of the flow meter connector. Select “PULSE” to send a 3 second event mark signal. DURING [PUMP CYCLE, FWD PUMPING ONLY] Event Mark configure option.
  • Page 71 Appendix A Display Index --- POST-SAMPLE COUNTS (0 - 9999) Purge Counts configure option. Enter the number of post-sample pump counts needed to purge the suction line. The number that initially appears is derived from the suction line ID and length entered in Displays 230 and 232.

  • Page 72: Program Lock

    3700R/3700FR Refrigerated Sampler [ENABLE, DISABLE] PROGRAM LOCK Program Lock configure option. Select “ENABLE” to turn the program lock on: input displays will be protected by a pass-number: 3700. Select “DISABLE” to turn the program lock off. SAMPLER ID NUMBER IS? ---------- Sampler ID configure option.

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