Wahl HEAT-Prober 392HP Скачать руководство пользователя страница 10 | Manualshive

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Wahl HEAT-Prober 392HP Скачать руководство пользователя страница 10

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Models 392MX, 392MVX, 392EX, and 392EVX

Models 392HP, 392M and 392E

Use the Circuit Board Diagrams on these pages to locate potentiometer placement of
Zero Adjustment and Span Adjustment. Note that placement varies with Model.
See page 28 for Model 700M Board Layout.

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Содержание HEAT-Prober 392HP

Страница 1: ...rober PLATINUM RTD THERMOMETERS Models 392HP 392E 392E S 392EX 392EX S 392EVX 392M 392M S 392MX 392MX S 392VX 360X and 700M INSTRUCTION MANUAL Copyright 2004 Wahl Instruments Inc Printed in USA W 392...

Страница 2: ...authorized to assume for Wahl any liablility except as set forth above Warranty Temperature Probes and Meter Accessories Wahl warrants its Hand Held Meter Temperature Probes to be free of defects in...

Страница 3: ...in all light conditions To minimize power drain the display is multiplexed The LCD display is 0 4 high with excellent contrast A large portion of the circuit is designed with low power C MOS componen...

Страница 4: ...to conserve battery life 2 1 Meter Operation The HEAT Prober instrument has an accurate measuring range as stated on the front label The probes however may not be capable of this entire range of use...

Страница 5: ...ble of 50 hours continuous operation 2 4 1 Recharging To recharge the batteries use the recharger supplied Plug in directly to 115VAC 60 cycle wall plug and insert jack into socket on left side of HEA...

Страница 6: ...body temperature it requires good contact with that body or in the case of liquids or gases good immersion and mixing A portable probe temperature sensor must have the following characteristics a a l...

Страница 7: ...hane Propane E Metal Dust F Coal Dust and G Grain Dust All 392 Models Available in F C or Dual Scale add F C or D to Model Number Dual Scale not available on S Models 392 SERIES METER SPECIFICATIONS M...

Страница 8: ...gure 5 1 392M Platinum Heat Prober with Wahl Calibrator Model Number CAL392HT 6 0 SET UP AND CALIBRATION 6 1 Equipment Needed A Digital voltmeter Fluke 41 2 digit Model 8600A or equivalent B Wahl Plat...

Страница 9: ...a quick and accurate calibration can be achieved 6 6 1 Setup and Calculations The decade resistor box may be used as the source to perform a standard calibration A coiled cord cable with connector fo...

Страница 10: ...nd 392EVX Models 392HP 392M and 392E Use the Circuit Board Diagrams on these pages to locate potentiometer placement of Zero Adjustment and Span Adjustment Note that placement varies with Model See pa...

Страница 11: ...entire temperature range This also results in superior system accuracies at all temperatures The HP option utilizes a Noise Rejection program which minimizes transient noise effects In this version a...

Страница 12: ...he program Details of the components will be discussed in this section 9 2 Program Flow When Power is turned on the program will start executing instructions from address 000 the location of the top l...

Страница 13: ...age be crammed with new data Additionally if over range is displayed indicating on open probe lead or removed probe conditions are set for the next entry into Gaincheck to cause the compensation readi...

Страница 14: ...58MHz square wave with levels from 0 to 5 volts Replace U6 If still no display go to Step 9 Replace U4 If still no dis play go to Step 7 4 Check voltage at Q4 collector It should be equal to the batte...

Страница 15: ...Return unit to factory for repair NOTE Does not apply to 392MX and 392M with Serial Numbers before N120 11 0 ACCESSORIES 392 SERIES CALIBRATORS Model Number Usable With Meter Calibration Points CAL39...

Страница 16: ...the same as the 392M which is a recharge able nickel cadmium battery pack composed of five AA size cells with a com bined voltage of 6 0 volts and capacity rating of 65 amp hours The unit is supplied...

Страница 17: ...0 plug connector 3 Set resistance to 29 490 ohms and adjust R5 for a display read ing of 0 00 C 32 F 4 Set the decade box to a resistance of 2760 ohms and adjust R13 for a display reading of 60 00 C 1...

Страница 18: ...to next step 8 Measure voltage at pin 6 of wire harness It should be equal to the battery or power supply voltage Proceed to next step Check wire harness for broken wires 9 Replace Q1 and repeat Step...

Страница 19: ...follow up reminders about recalibration dates 16 0 RETURN FOR REPAIR CALIBRATION SERVICE Warranty Repair Information Please contact Wahl Customer Service at 800 421 2853 for a Return Merchandise Auth...

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