Monroe 288 Spécifications

Operators’ Manual Monroe Electronics, Inc. Model 288B Charge Plate Monitor P/N 0340174 288-1/100 V2.10 022713 10

10 SETUP - OPTION Menu: Options are for display backlighting, power off, and beep settings. The first two options will apply when the 288 unit is

11 Section 4 OPERATION MANUAL OPERATION: From the manual screen the user can choose to run a positive decay, negative decay or balance. Also the

12 Figure 10. +Decay Test Result: REVIEW: review the test results. MANUAL: go back to MANUAL screen. +DECAY: start a +Decay test. REVIEW: di

13 of the display will flash, which signifies that the average voltage computation has overflowed and is no longer updating based on new data. The

14 AUTOMATIC OPERATION: Once the desired test parameters are set up, the user simply selects the “start” button to begin the tests. All the parame

15 When the auto sequence tests are finished, data will be shown as follows: Figure 16. Auto Sequence Test Review: NxtCyc: highlight the next d

16 From the MAIN Screen (Figure 1), press SETUP – AUTO. Then highlight the A.Setup 1, press DISPLAY. The following screen will appear: Figure 17. S

17 ADDITIONAL FEATURES: Group and Location – By accessing this screen the tests can be organized to reflect the ionizers’ locations. There are up

18 Figure 19. Review Data: From MAIN screen (Figure 1), press DATA RvwMan: Review Manual test data. See Figure 11. RvwAuto: Review Auto sequence da

19 Section 5 MAINTENANCE Precautions — User maintenance should normally be limited to keeping the instrument clean and free from physical damage.

2 CONTENTS Specifications Section 1 Specifications Page 4 Accessories included Page 5 What this instrument does Page 6 Physical description Pag

20 Section 6 REFERENCES Documents associated with ionization: ESD Association Standard — ANSI/ESD STM3.1 –Ionization ESD Association Advisory – E

21 WARRANTY Monroe Electronics, Inc., warrants to the Owners, this instrument to be free from defects in material and workmanship for a period of

22 RETURN POLICIES AND PROCEDURES FACTORY REPAIR Return authorization is required for factory repair work. Material being returned to the factory

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4 Section 1 Specifications All specifications are referred to plate voltage unless otherwise specified. Display 240 x 64 character/graphic

5 Charge Plate Capacitance 20 pF ±10% Zero Drift < 100 mV /sec (no incident ion flow) Self Discharge < 200 mV/sec Pea

6 What this instrument does — This instrument is a charged-plate monitor for evaluating the performance of ionization systems. As such, it perform

7 Section 2 GENERAL INFORMATION Model 288 performs manual or automatic decay and balance tests for qualification and periodic verification of ioni

8 Section 3 SETUP First things first Upon power up, you are presented momentarily with an identification screen, which includes the software revis

9 RAM/EE – The first screen under this option asks, “Clear all test data – Y/N?” A “Y(es)” response will permanently erase all accumulated test da