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USER INSTRUCTION MANUAL

M/N: TT1000A, P/N: 101-00901

Doc P/N: 56-101-00901

Revision F

March 17, 2022

______________________________________

TT1000A

Turbine Temperature Test Set

Содержание TT-1000A

Страница 1: ... 2022 Barfield Inc All Rights Reserved USER INSTRUCTION MANUAL M N TT1000A P N 101 00901 Doc P N 56 101 00901 Revision F March 17 2022 ______________________________________ TT1000A Turbine Temperature Test Set ...

Страница 2: ...formation contained herein is the sole property of Barfield Inc No intellectual property rights are granted by the delivery of this document or the disclosure of its content This entire document is proprietary information and shall not be reproduced or disclosed to a third party without the express written consent of Barfield Inc This document and its content shall not be used for any purpose othe...

Страница 3: ...ed user of this equipment to be able to obtain the service covered by the warranty Visit the company website http barfieldinc com for publication updates Please send the Registration Card to Barfield Inc P O Box 025367 Miami FL 33102 5367 USA CONTACT INFORMATION Users are requested to notify the manufacturer of any discrepancy omission or error found in this manual Inquiries should include specifi...

Страница 4: ... to obtain the list of approved repair facilities worldwide ensuring that this equipment will be serviced using proper procedures and certified instruments BARFIELD PRODUCT SUPPORT DIVISION Telephone 305 894 5400 800 321 1039 Fax 305 894 5401 Email gsesales barfieldinc com Shipping Address Barfield Inc 4101 NW 29th Street Miami Florida 33142 USA Mailing Address Barfield Inc P O Box 025367 Miami FL...

Страница 5: ...0 00890 January 27 2012 Updated to latest format specifications section changes D 260 00970 April 24 2013 Added instructions for using 45vdc voltage converter E 260 01025 September 19 2014 Update Barfield logo warranty information F 260 01350 March 17 2022 Revision of 2 General Operating Instructions B 1 b Sections reorganized document reformatted Addition of Owner Warrant Registration Card figure...

Страница 6: ...1 PHYSICAL CHARACTERISTICS 4 2 SPECIFICATIONS 4 3 CAPABILITIES 6 CHAPTER 2 OPERATION 7 1 OPERATING CONTROLS 7 2 GENERAL OPERATING INSTRUCTIONS 8 3 SYSTEM LEAD RESISTANCE TEST PROCEDURE 10 4 THERMOCOUPLE RESISTANCE TEST PROCEDURE 11 5 INSULATION TESTING PROCEDURE 11 6 INDICATOR TEST PROCEDURE WITH SPECIFIED LEAD RESISTANCE 12 7 POTENTIOMETRIC OR SERVO TYPE INDICATOR TEST PROCEDURE WITHOUT LEAD RESI...

Страница 7: ...ut 7 Figure 4 Voltage Conversion 9 LIST OF TABLES PAGE Table 1 Physical Characteristics 4 Table 2 Temperature Measurement 4 Table 3 Thermocouple Linearization 4 Table 4 Reference Junction Compensation 5 Table 5 Error Table 5 Table 6 Lead Resistance 5 Table 7 Insulation 5 Table 8 Simulated System Resistance 5 Table 9 16Ω Indicator Test Conversion Table Mod B Only 12 ...

Страница 8: ...couple outputs in degrees Celsius C B Thermocouple and lead resistance measurements to 0 01Ω and insulation measurements up to 2MΩ C Simulates thermocouple outputs and system lead resistances from 0 to 25Ω D Completely self contained self monitoring easily portable temperature and resistance measuring and simulating device for all CH AL systems with the capability to bench test indicators E Human ...

Страница 9: ... the supplied Warranty Registration Figure 1 Owner Warranty Registration Card B Each new or re certified unit is delivered with a Certificate not pictured that shows the date when the unit was tested by the manufacturer its serial number and when the next certification is due This certificate confirms that the unit performed according to its design specifications C The TT1000A Limited One Year War...

Страница 10: ...56 101 00901 Revision F Page 3 Figure 2 Limited 1 Year Warranty ...

Страница 11: ...acy Typical measurement error at 25 C ambient less than 1 C National Institute of Standards Technology NIST Conformity Refer to Table 3 Reference Junction Compensation Refer to Table 4 see page 5 Error Refer to Table 5 see page 5 Table 2 Temperature Measurement NIST CONFORMITY TEST CLIP LINEARIZATION RANGE C ERROR C 25 to 21 Less than 2 0 20 to 0 Less than 1 0 0 to 90 Less than 0 6 91 to 169 Less ...

Страница 12: ... 1 5 NIST Conformity Temperature Coefficient 0 005 of Reading per C Table 5 Error Table B Lead Resistance 20Ω Range 0 19 99Ω in 0 01Ω increments 200Ω Range 0 199 9Ω in 0 1Ω increments Accuracy 0 1 of reading 0 01Ω 20Ω Range 0 1 of reading 0 1Ω 200Ω Range Table 6 Lead Resistance C Insulation Range 0 1 999MΩ in 1KΩ increments Accuracy 3 of reading 0 003MΩ Excitation 45VDC nominal Table 7 Insulation ...

Страница 13: ...lates CH AL thermocouple with or without simulated system lead resistance D Measures and displays values of CH AL thermocouple in terms of degrees Celsius temperature E Automatically compensates for ambient temperature at test lead connection junction point or indicates this cold junction temperature F Also refer to INTRODUCTION section 2 GENERAL DESCRIPTION on page 1 and CHAPTER 2 OPERATION secti...

Страница 14: ...BLACK pushbutton 5 when depressed with test leads connected to aircraft system and FUNCTION switch in RESISTANCE MEASURE position produces a display of the resistance in the system E The SHORT TEST LEADS AND PUSH TO SET SYSTEM RES RED pushbutton 6 when depressed with test leads shorted and the FUNCTION switch in the RESISTANCE MEASURE position connects the SYSTEM RES potentiometer for system resis...

Страница 15: ...highly recommends replacement of the batteries using the same CAUTION TO PREVENT BATTERY LEAKAGE 1 PROMPTLY REMOVE DEAD OR WEAK BATTERIES FROM THE TEST SET 2 NEVER MIX OLD AND NEW BATTERIES REPLACE ALL BATTERIES AT THE SAME TIME 3 NEVER MIX BATTERY TYPES SUCH AS ALKALINE HEAVY DUTY OR RECHARGEABLE 4 AVOID SUBJECTING BATTERIES TO HIGH TEMPERATURES SUCH AS IN A VEHICLE DURING SUMMER 5 REMOVE BATTERI...

Страница 16: ...y place the bulkhead of the panel assembly between the vertical guides in the carrying case and slide the assembly downward until the 45V battery connector can be connected and connect Then slide panel assembly downward into place 2 Perform the TT1000A Battery check prior to testing as follows a To check the 45 volt battery used for insulation testing rotate the FUNCTION selector switch to RESISTA...

Страница 17: ...nd then reversing the lead connections for the second measurement The true value is equal to the average of the two readings i e add the two readings and divide by two The two readings must be taken in quick succession so that the thermocouple temperature will be the same for both readings If the thermocouple are too hot the readings will be too far from nominal to provide sufficient accuracy In t...

Страница 18: ...page 10 Note Resistance must be within manufacturer s specifications If results are slightly outside limits repeat entire procedure to ensure test failure is not due to human error I Place the ON OFF switch to OFF J Disconnect the TT1000A and return the aircraft to its original configuration 5 INSULATION TESTING PROCEDURE A Disconnect one or both leads at system temperature indicator Then connect ...

Страница 19: ...t lead clips to indicator terminals Observe polarity Alumel is negative and connects to the TT1000A BLACK clip Chromel is positive and connects to the TT1000A RED clip H Set TEMP ADJ control for the desired test temperature as displayed on the digital indicator I Compare readings of indicator under test with TT1000A indications Units with Mod B incorporated must use the conversion table refer to T...

Страница 20: ...nance Manual for specific values C Thermocouple Resistance Measurement 1 Disconnect aircraft power to indicator refer to the Aircraft Maintenance Manual 2 Follow the steps listed in section 4 THERMOCOUPLE RESISTANCE TEST PROCEDURE on page 11 D Insulation Testing 1 Disconnect aircraft power to indicator refer to the Aircraft Maintenance Manual 2 Disconnect electrical connector at rear of indicator ...

Страница 21: ...he FUNCTION selector to TEMP MEASURE CAUTION AIRCRAFT INDICATORS OF THE D ARSONVAL TYPE MUST NOT BE CONNECTED DURING THIS TEST D ARSONVAL INDICATORS MAY GENERALLY BE RECOGNIZED BY THE ABSENCE OF A MULTI PIN CONNECTOR AND WILL USUALLY HAVE TWO TERMINAL POSTS OR TERMINAL SCREWS B Connect test lead clips to thermocouple leads OBSERVING POLARITY Alumel is negative and connects to the TT1000A BLACK cli...

Страница 22: ...to reship the TT1000A It is also recommended that the TT1000A and its carrying case be carefully inspected for damage If damaged immediately notify the carrier and the manufacturer 2 SHIPPING Use standard delicate electronic equipment packaging procedures when packing the TT1000A for reshipment 3 STORAGE A Remove the batteries and store separately B Place a four ounce bag of desiccant inside the c...

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